Start building a music player server #17

Merged
savanni merged 15 commits from music-player into main 2023-02-11 17:59:16 +00:00
44 changed files with 12380 additions and 23 deletions

2
.gitignore vendored
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@ -1,2 +1,4 @@
target target
.direnv/ .direnv/
node_modules
dist

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@ -2,6 +2,8 @@
name = "changeset" name = "changeset"
version = "0.1.0" version = "0.1.0"
edition = "2021" edition = "2021"
license = "GPL-3.0-only"
license-file = "../COPYING"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

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@ -1,3 +1,15 @@
/*
Copyright 2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
use std::{ use std::{
collections::{HashMap, HashSet}, collections::{HashMap, HashSet},
hash::Hash, hash::Hash,

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@ -2,6 +2,8 @@
name = "coordinates" name = "coordinates"
version = "0.1.0" version = "0.1.0"
edition = "2021" edition = "2021"
license = "GPL-3.0-only"
license-file = "../COPYING"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

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@ -1,3 +1,15 @@
/*
Copyright 2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
use coordinates::hex_map; use coordinates::hex_map;
use std::path::PathBuf; use std::path::PathBuf;

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@ -1,3 +1,15 @@
/*
Copyright 2022-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
/// Ĉi-tiu modulo enhavas la elementojn por kub-koordinato. /// Ĉi-tiu modulo enhavas la elementojn por kub-koordinato.
/// ///
/// This code is based on https://www.redblobgames.com/grids/hexagons/ /// This code is based on https://www.redblobgames.com/grids/hexagons/

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@ -3,7 +3,8 @@ name = "emseries"
version = "0.5.1" version = "0.5.1"
authors = ["Savanni D'Gerinel <savanni@luminescent-dreams.com>"] authors = ["Savanni D'Gerinel <savanni@luminescent-dreams.com>"]
description = "an Embedded Time Series database" description = "an Embedded Time Series database"
license = "BSD-3-Clause" license = "GPL-3.0-only"
license-file = "../COPYING"
documentation = "https://docs.rs/emseries" documentation = "https://docs.rs/emseries"
homepage = "https://github.com/luminescent-dreams/emseries" homepage = "https://github.com/luminescent-dreams/emseries"
repository = "https://github.com/luminescent-dreams/emseries" repository = "https://github.com/luminescent-dreams/emseries"

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@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
use date_time_tz::DateTimeTz; use date_time_tz::DateTimeTz;
use types::Recordable; use types::Recordable;
@ -8,14 +20,12 @@ pub trait Criteria {
fn apply<T: Recordable>(&self, record: &T) -> bool; fn apply<T: Recordable>(&self, record: &T) -> bool;
} }
/// Specify two criteria that must both be matched. /// Specify two criteria that must both be matched.
pub struct And<A: Criteria, B: Criteria> { pub struct And<A: Criteria, B: Criteria> {
pub lside: A, pub lside: A,
pub rside: B, pub rside: B,
} }
impl<A, B> Criteria for And<A, B> impl<A, B> Criteria for And<A, B>
where where
A: Criteria, A: Criteria,
@ -26,14 +36,12 @@ where
} }
} }
/// Specify two criteria, either of which may be matched. /// Specify two criteria, either of which may be matched.
pub struct Or<A: Criteria, B: Criteria> { pub struct Or<A: Criteria, B: Criteria> {
pub lside: A, pub lside: A,
pub rside: B, pub rside: B,
} }
/// Specify the starting time for a search. This consists of a UTC timestamp and a specifier as to /// Specify the starting time for a search. This consists of a UTC timestamp and a specifier as to
/// whether the exact time is included in the search criteria. /// whether the exact time is included in the search criteria.
pub struct StartTime { pub struct StartTime {
@ -41,7 +49,6 @@ pub struct StartTime {
pub incl: bool, pub incl: bool,
} }
impl Criteria for StartTime { impl Criteria for StartTime {
fn apply<T: Recordable>(&self, record: &T) -> bool { fn apply<T: Recordable>(&self, record: &T) -> bool {
if self.incl { if self.incl {
@ -52,7 +59,6 @@ impl Criteria for StartTime {
} }
} }
/// Specify the ending time for a search. This consists of a UTC timestamp and a specifier as to /// Specify the ending time for a search. This consists of a UTC timestamp and a specifier as to
/// whether the exact time is included in the search criteria. /// whether the exact time is included in the search criteria.
pub struct EndTime { pub struct EndTime {
@ -60,7 +66,6 @@ pub struct EndTime {
pub incl: bool, pub incl: bool,
} }
impl Criteria for EndTime { impl Criteria for EndTime {
fn apply<T: Recordable>(&self, record: &T) -> bool { fn apply<T: Recordable>(&self, record: &T) -> bool {
if self.incl { if self.incl {
@ -71,7 +76,6 @@ impl Criteria for EndTime {
} }
} }
/// Specify a list of tags that must exist on the record. /// Specify a list of tags that must exist on the record.
pub struct Tags { pub struct Tags {
pub tags: Vec<String>, pub tags: Vec<String>,
@ -80,13 +84,10 @@ pub struct Tags {
impl Criteria for Tags { impl Criteria for Tags {
fn apply<T: Recordable>(&self, record: &T) -> bool { fn apply<T: Recordable>(&self, record: &T) -> bool {
let record_tags = record.tags(); let record_tags = record.tags();
self.tags self.tags.iter().all(|v| record_tags.contains(v))
.iter()
.all(|v| record_tags.contains(v))
} }
} }
/// Specify a criteria that searches for records matching an exact time. /// Specify a criteria that searches for records matching an exact time.
pub fn exact_time(time: DateTimeTz) -> And<StartTime, EndTime> { pub fn exact_time(time: DateTimeTz) -> And<StartTime, EndTime> {
And { And {
@ -98,7 +99,6 @@ pub fn exact_time(time: DateTimeTz) -> And<StartTime, EndTime> {
} }
} }
/// Specify a criteria that searches for all records within a time range. /// Specify a criteria that searches for all records within a time range.
pub fn time_range( pub fn time_range(
start: DateTimeTz, start: DateTimeTz,

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@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
extern crate chrono; extern crate chrono;
extern crate chrono_tz; extern crate chrono_tz;

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@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
// NOTE: this module is a candidate for extraction into its own crate, or should be replaced with // NOTE: this module is a candidate for extraction into its own crate, or should be replaced with
// an existing crate. // an existing crate.

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@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
/*! An Embedded Time Series Database /*! An Embedded Time Series Database
This library provides a low-intensity time series database meant to be embedded inside of an This library provides a low-intensity time series database meant to be embedded inside of an

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@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
extern crate serde; extern crate serde;
extern crate serde_json; extern crate serde_json;
extern crate uuid; extern crate uuid;

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@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
use date_time_tz::DateTimeTz; use date_time_tz::DateTimeTz;
use serde::de::DeserializeOwned; use serde::de::DeserializeOwned;
use serde::ser::Serialize; use serde::ser::Serialize;

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@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
#[macro_use] #[macro_use]
extern crate serde_derive; extern crate serde_derive;

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@ -17,16 +17,16 @@
}, },
"nixpkgs": { "nixpkgs": {
"locked": { "locked": {
"lastModified": 1672580127, "lastModified": 1675918889,
"narHash": "sha256-3lW3xZslREhJogoOkjeZtlBtvFMyxHku7I/9IVehhT8=", "narHash": "sha256-hy7re4F9AEQqwZxubct7jBRos6md26bmxnCjxf5utJA=",
"owner": "NixOS", "owner": "NixOS",
"repo": "nixpkgs", "repo": "nixpkgs",
"rev": "0874168639713f547c05947c76124f78441ea46c", "rev": "49efda9011e8cdcd6c1aad30384cb1dc230c82fe",
"type": "github" "type": "github"
}, },
"original": { "original": {
"id": "nixpkgs", "id": "nixpkgs",
"ref": "nixos-22.05", "ref": "nixos-22.11",
"type": "indirect" "type": "indirect"
} }
}, },
@ -52,7 +52,7 @@
"nixpkgs": "nixpkgs_2" "nixpkgs": "nixpkgs_2"
}, },
"locked": { "locked": {
"narHash": "sha256-GWnDfrKbQPb+skMMesm1WVu7a3y3GTDpYpfOv3yF4gc=", "narHash": "sha256-0eO3S+2gLODqDoloufeC99PfQ5mthuN9JADzqFXid1Y=",
"type": "tarball", "type": "tarball",
"url": "https://github.com/oxalica/rust-overlay/archive/master.tar.gz" "url": "https://github.com/oxalica/rust-overlay/archive/master.tar.gz"
}, },
@ -64,7 +64,23 @@
"root": { "root": {
"inputs": { "inputs": {
"nixpkgs": "nixpkgs", "nixpkgs": "nixpkgs",
"oxalica": "oxalica" "oxalica": "oxalica",
"unstable": "unstable"
}
},
"unstable": {
"locked": {
"lastModified": 1675942811,
"narHash": "sha256-/v4Z9mJmADTpXrdIlAjFa1e+gkpIIROR670UVDQFwIw=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "724bfc0892363087709bd3a5a1666296759154b1",
"type": "github"
},
"original": {
"id": "nixpkgs",
"ref": "nixos-unstable",
"type": "indirect"
} }
} }
}, },

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@ -2,11 +2,12 @@
description = "Lumenescent Dreams Tools"; description = "Lumenescent Dreams Tools";
inputs = { inputs = {
nixpkgs.url = "nixpkgs/nixos-22.05"; nixpkgs.url = "nixpkgs/nixos-22.11";
unstable.url = "nixpkgs/nixos-unstable";
oxalica.url = "https://github.com/oxalica/rust-overlay/archive/master.tar.gz"; oxalica.url = "https://github.com/oxalica/rust-overlay/archive/master.tar.gz";
}; };
outputs = { self, nixpkgs, oxalica }: outputs = { self, nixpkgs, unstable, oxalica }:
let let
version = builtins.string 0 8 self.lastModifiedDate; version = builtins.string 0 8 self.lastModifiedDate;
supportedSystems = [ "x86_64-linux" ]; supportedSystems = [ "x86_64-linux" ];
@ -16,6 +17,7 @@
let let
rust_overlay = import oxalica; rust_overlay = import oxalica;
pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ rust_overlay ]; }; pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ rust_overlay ]; };
pkgs-unstable = import unstable { system = "x86_64-linux"; overlays = [ rust_overlay ]; };
rust = pkgs.rust-bin.stable."1.65.0".default.override { rust = pkgs.rust-bin.stable."1.65.0".default.override {
extensions = [ "rust-src" ]; extensions = [ "rust-src" ];
}; };
@ -23,12 +25,24 @@
pkgs.mkShell { pkgs.mkShell {
name = "ld-tools-devshell"; name = "ld-tools-devshell";
buildInputs = [ buildInputs = [
pkgs.clang
pkgs.entr
pkgs.glade pkgs.glade
pkgs.glib
pkgs.gst_all_1.gst-plugins-bad
pkgs.gst_all_1.gst-plugins-base
pkgs.gst_all_1.gst-plugins-good
pkgs.gst_all_1.gst-plugins-ugly
pkgs.gst_all_1.gstreamer
pkgs.gtk4 pkgs.gtk4
pkgs.nodejs
pkgs.openssl pkgs.openssl
pkgs.pipewire
pkgs.pkg-config pkgs.pkg-config
pkgs.sqlite
rust rust
]; ];
LIBCLANG_PATH="${pkgs.llvmPackages.libclang.lib}/lib";
}; };
}; };
} }

65
flow/Cargo.lock generated Normal file
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@ -0,0 +1,65 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "flow"
version = "0.1.0"
dependencies = [
"thiserror",
]
[[package]]
name = "proc-macro2"
version = "1.0.51"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5d727cae5b39d21da60fa540906919ad737832fe0b1c165da3a34d6548c849d6"
dependencies = [
"unicode-ident",
]
[[package]]
name = "quote"
version = "1.0.23"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
dependencies = [
"proc-macro2",
]
[[package]]
name = "syn"
version = "1.0.107"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
dependencies = [
"proc-macro2",
"quote",
"unicode-ident",
]
[[package]]
name = "thiserror"
version = "1.0.38"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6a9cd18aa97d5c45c6603caea1da6628790b37f7a34b6ca89522331c5180fed0"
dependencies = [
"thiserror-impl",
]
[[package]]
name = "thiserror-impl"
version = "1.0.38"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1fb327af4685e4d03fa8cbcf1716380da910eeb2bb8be417e7f9fd3fb164f36f"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "unicode-ident"
version = "1.0.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"

11
flow/Cargo.toml Normal file
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@ -0,0 +1,11 @@
[package]
name = "flow"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
[dev-dependencies]
thiserror = "1"

3
flow/readme.md Normal file
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@ -0,0 +1,3 @@
# Flow
This is a library to help with application control flow, separating fatal errors from normal recoverable errors. This is almost entirely inspired by [Error Handling in a Correctness-Critical Rust Project](https://sled.rs/errors.html) in the sled.rs library.

257
flow/src/lib.rs Normal file
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@ -0,0 +1,257 @@
//! Control Flow for Correctness-Critical applications
//!
//! https://sled.rs/errors.html
//!
//! Where the sled.rs library uses `Result<Result<A, Error>, FatalError>`, these are a little hard to
//! work with. This library works out a set of utility functions that allow us to work with the
//! nested errors in the same way as a regular Result.
use std::error::Error;
/// Implement this trait for the application's fatal errors.
///
/// Fatal errors should be things that should trigger an application shutdown. Applications should
/// not try to recover from fatal errors, but simply bring the app to the safest shutdown point and
/// report the best possible information to the user.
///
/// Examples: database corruption, or the database is unavailable in an application that cannot
/// function without it. Graphics environment cannot be initialized in a GUI app.
///
/// Applications should generally have only one FatalError type. There are no handling utilities
/// for Fatal conditions, so Fatal conditions must be handled through an ordinary `match`
/// statement.
pub trait FatalError: Error {}
/// Flow<A, FE, E> represents a return value that might be a success, might be a fatal error, or
/// might be a normal handleable error.
pub enum Flow<A, FE, E> {
/// The operation was successful
Ok(A),
/// The operation encountered a fatal error. These should be bubbled up to a level that can
/// safely shut the application down.
Fatal(FE),
/// Ordinary errors. These should be handled and the application should recover gracefully.
Err(E),
}
impl<A, FE, E> Flow<A, FE, E> {
/// Apply an infallible function to a successful value.
pub fn map<B, O>(self, mapper: O) -> Flow<B, FE, E>
where
O: FnOnce(A) -> B,
{
match self {
Flow::Ok(val) => Flow::Ok(mapper(val)),
Flow::Fatal(err) => Flow::Fatal(err),
Flow::Err(err) => Flow::Err(err),
}
}
/// Apply a potentially fallible function to a successful value.
///
/// Like `Result.and_then`, the mapping function can itself fail.
pub fn and_then<B, O>(self, handler: O) -> Flow<B, FE, E>
where
O: FnOnce(A) -> Flow<B, FE, E>,
{
match self {
Flow::Ok(val) => handler(val),
Flow::Fatal(err) => Flow::Fatal(err),
Flow::Err(err) => Flow::Err(err),
}
}
/// Map a normal error from one type to another. This is useful for converting an error from
/// one type to another, especially in re-throwing an underlying error. `?` syntax does not
/// work with `Flow`, so you will likely need to use this a lot.
pub fn map_err<F, O>(self, mapper: O) -> Flow<A, FE, F>
where
O: FnOnce(E) -> F,
{
match self {
Flow::Ok(val) => Flow::Ok(val),
Flow::Fatal(err) => Flow::Fatal(err),
Flow::Err(err) => Flow::Err(mapper(err)),
}
}
/// Provide a function to use to recover from (or simply re-throw) an error.
pub fn or_else<O, F>(self, handler: O) -> Flow<A, FE, F>
where
O: FnOnce(E) -> Flow<A, FE, F>,
{
match self {
Flow::Ok(val) => Flow::Ok(val),
Flow::Fatal(err) => Flow::Fatal(err),
Flow::Err(err) => handler(err),
}
}
}
/// Convert from a normal `Result` type to a `Flow` type. The error condition for a `Result` will
/// be treated as `Flow::Err`, never `Flow::Fatal`.
impl<A, FE, E> From<Result<A, E>> for Flow<A, FE, E> {
fn from(r: Result<A, E>) -> Self {
match r {
Ok(val) => Flow::Ok(val),
Err(err) => Flow::Err(err),
}
}
}
/// Convenience function to create an ok value.
pub fn ok<A, FE: FatalError, E: Error>(val: A) -> Flow<A, FE, E> {
Flow::Ok(val)
}
/// Convenience function to create an error value.
pub fn error<A, FE: FatalError, E: Error>(err: E) -> Flow<A, FE, E> {
Flow::Err(err)
}
/// Convenience function to create a fatal value.
pub fn fatal<A, FE: FatalError, E: Error>(err: FE) -> Flow<A, FE, E> {
Flow::Fatal(err)
}
#[macro_export]
/// Return early from the current function if the value is a fatal error.
macro_rules! return_fatal {
($x:expr) => {
match $x {
Flow::Fatal(err) => return Flow::Fatal(err),
Flow::Err(err) => Err(err),
Flow::Ok(val) => Ok(val),
}
};
}
#[macro_export]
/// Return early from the current function is the value is an error.
macro_rules! return_error {
($x:expr) => {
match $x {
Flow::Ok(val) => val,
Flow::Err(err) => return Flow::Err(err),
Flow::Fatal(err) => return Flow::Fatal(err),
}
};
}
#[cfg(test)]
mod test {
use super::*;
use thiserror::Error;
#[derive(Debug, Error)]
enum FatalError {
#[error("A fatal error occurred")]
FatalError,
}
impl super::FatalError for FatalError {}
impl PartialEq for FatalError {
fn eq(&self, rhs: &Self) -> bool {
true
}
}
#[derive(Debug, Error)]
enum Error {
#[error("an error occurred")]
Error,
}
impl PartialEq for Error {
fn eq(&self, rhs: &Self) -> bool {
true
}
}
impl PartialEq for Flow<i32, FatalError, Error> {
fn eq(&self, rhs: &Self) -> bool {
match (self, rhs) {
(Flow::Ok(val), Flow::Ok(rhs)) => val == rhs,
(Flow::Err(_), Flow::Err(_)) => true,
(Flow::Fatal(_), Flow::Fatal(_)) => true,
_ => false,
}
}
}
impl std::fmt::Debug for Flow<i32, FatalError, Error> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
Flow::Ok(val) => f.write_fmt(format_args!("Flow::Ok {}", val)),
Flow::Err(err) => f.write_fmt(format_args!("Flow::Err {:?}", err)),
Flow::Fatal(err) => f.write_fmt(format_args!("Flow::Fatal {:?}", err)),
}
}
}
#[test]
fn it_can_map_things() {
let success = ok(15);
assert_eq!(ok(16), success.map(|v| v + 1));
}
#[test]
fn it_can_chain_success() {
let success = ok(15);
assert_eq!(ok(16), success.and_then(|v| ok(v + 1)));
}
#[test]
fn it_can_handle_an_error() {
let failure = error(Error::Error);
assert_eq!(ok(16), failure.or_else(|_| ok(16)));
}
#[test]
fn early_exit_on_fatal() {
fn ok_func() -> Flow<i32, FatalError, Error> {
let value = return_fatal!(ok::<i32, FatalError, Error>(15));
match value {
Ok(_) => ok(14),
Err(err) => error(err),
}
}
fn err_func() -> Flow<i32, FatalError, Error> {
let value = return_fatal!(error::<i32, FatalError, Error>(Error::Error));
match value {
Ok(_) => panic!("shouldn't have gotten here"),
Err(err) => ok(0),
}
}
fn fatal_func() -> Flow<i32, FatalError, Error> {
return_fatal!(fatal::<i32, FatalError, Error>(FatalError::FatalError));
panic!("failed to bail");
}
fatal_func();
assert_eq!(ok_func(), ok(14));
assert_eq!(err_func(), ok(0));
}
#[test]
fn it_can_early_exit_on_all_errors() {
fn ok_func() -> Flow<i32, FatalError, Error> {
let value = return_error!(ok::<i32, FatalError, Error>(15));
assert_eq!(value, 15);
ok(14)
}
fn err_func() -> Flow<i32, FatalError, Error> {
return_error!(error::<i32, FatalError, Error>(Error::Error));
panic!("failed to bail");
}
fn fatal_func() -> Flow<i32, FatalError, Error> {
return_error!(fatal::<i32, FatalError, Error>(FatalError::FatalError));
panic!("failed to bail");
}
fatal_func();
assert_eq!(ok_func(), ok(14));
err_func();
}
}

View File

@ -4,7 +4,8 @@ authors = ["Savanni D'Gerinel <savanni@luminescent-dreams.com>"]
edition = "2018" edition = "2018"
version = "0.2.0" version = "0.2.0"
description = "An ergonomics wrapper around Fluent-RS" description = "An ergonomics wrapper around Fluent-RS"
license = "AGPL-3.0-or-later" license = "GPL-3.0-only"
license-file = "../COPYING"
homepage = "https://github.com/luminescent-dreams/fluent-ergonomics" homepage = "https://github.com/luminescent-dreams/fluent-ergonomics"
repository = "https://github.com/luminescent-dreams/fluent-ergonomics" repository = "https://github.com/luminescent-dreams/fluent-ergonomics"
categories = ["internationalization"] categories = ["internationalization"]

View File

@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
//! Provide a more ergonomic interface to the base Fluent library //! Provide a more ergonomic interface to the base Fluent library
//! //!
//! The Fluent class makes it easier to load translation bundles with language fallbacks and to go //! The Fluent class makes it easier to load translation bundles with language fallbacks and to go

View File

@ -2,6 +2,8 @@
name = "hex-grid" name = "hex-grid"
version = "0.1.0" version = "0.1.0"
edition = "2021" edition = "2021"
license = "GPL-3.0-only"
license-file = "../COPYING"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

View File

@ -6,6 +6,8 @@ authors = ["Savanni D'Gerinel <savanni@luminescent-dreams.com>"]
edition = "2018" edition = "2018"
keywords = ["date", "time", "calendar"] keywords = ["date", "time", "calendar"]
categories = ["date-and-time"] categories = ["date-and-time"]
license = "GPL-3.0-only"
license-file = "../COPYING"
[dependencies] [dependencies]
chrono = "0.4" chrono = "0.4"

View File

@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
extern crate chrono; extern crate chrono;
extern crate chrono_tz; extern crate chrono_tz;

View File

@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
extern crate chrono; extern crate chrono;
extern crate chrono_tz; extern crate chrono_tz;
extern crate international_fixed_calendar as IFC; extern crate international_fixed_calendar as IFC;

View File

@ -1,3 +1,15 @@
/*
Copyright 2020-2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
use chrono::{Datelike, Utc}; use chrono::{Datelike, Utc};
use international_fixed_calendar as IFC; use international_fixed_calendar as IFC;
use iron::headers; use iron::headers;

View File

@ -0,0 +1,79 @@
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" href="./styles.css" type="text/css" />
<title>Music Player</title>
</head>
<body>
<div class="currently-playing"> <span class="track-title"> Lindsey Sterling - Elements </span> <span class="player-status">[paused]</span> </div>
<div class="controls"><button class="play-pause">Pause</button></div>
<div class="track-list">
<div class="track-list__grouping">
<ul class="bulletless-list">
<li> By Artist </li>
<li> By Album </li>
<li> Work Music </li>
<li> Dance Music </li>
</ul>
</div>
<div class="track-list__tracks">
<table>
<thead>
<tr>
<th> Track # </th>
<th> Title </th>
<th> Artist </th>
<th> Album </th>
<th> Length </th>
</tr>
</thead>
<tbody>
<tr class="track-list__track-row">
<td> 1 </td>
<td> Underground </td>
<td> Lindsey Stirling </td>
<td> Artemis </td>
<td> 4:24 </td>
</tr>
<tr class="track-list__track-row">
<td> 2 </td>
<td> Artemis </td>
<td> Lindsey Stirling </td>
<td> Artemis </td>
<td> 3:54 </td>
</tr>
<tr class="track-list__track-row">
<td> 3 </td>
<td> Til the Light Goes Out </td>
<td> Lindsey Stirling </td>
<td> Artemis </td>
<td> 4:46 </td>
</tr>
<tr class="track-list__track-row">
<td> 4 </td>
<td> Between Twilight </td>
<td> Lindsey Stirling </td>
<td> Artemis </td>
<td> 4:20 </td>
</tr>
<tr class="track-list__track-row">
<td> 5 </td>
<td> Foreverglow </td>
<td> Lindsey Stirling </td>
<td> Artemis </td>
<td> 3:58 </td>
</tr>
</tbody>
</table>
</div>
</div>
<script src="./dist/main.js" type="module"></script>
</body>
</html>

8976
music-player/client/package-lock.json generated Normal file

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@ -0,0 +1,26 @@
{
"name": "music-player-client",
"version": "1.0.0",
"description": "",
"main": "main.js",
"scripts": {
"build": "browserify src/main.ts -p [ tsify ] > dist/bundle.js",
"test": "echo \"Error: no test specified\" && exit 1",
"watch": "exa index.html styles.css src/* | entr -s 'npm run build'"
},
"author": "Savanni D'Gerinel <savanni@luminescent-dreams.com>",
"license": "GPL-3.0-or-later",
"dependencies": {
"lodash": "^4.17.21",
"systemjs": "^6.13.0"
},
"devDependencies": {
"@types/lodash": "^4.14.191",
"babelify": "^10.0.0",
"browserify": "^17.0.0",
"live-server": "^1.2.2",
"tsify": "^5.0.4",
"typescript": "^4.9.4",
"watchify": "^4.0.0"
}
}

View File

@ -0,0 +1,27 @@
import * as _ from "lodash";
const replaceTitle = () => {
const title = document.querySelector(".js-title");
if (title && title.innerHTML) {
title.innerHTML = "Music Player Paused";
}
};
/*
const checkWeatherService = () => {
fetch("https://api.weather.gov/")
.then((r) => r.json())
.then((js) => {
const weather = document.querySelector('.js-weather');
weather.innerHTML = js.status;
});
}
*/
const run = () => {
replaceTitle();
console.log(_.map([4, 8], (x) => x * x));
// checkWeatherService();
};
run();

View File

@ -0,0 +1,39 @@
body {
background-color: rgb(240, 230, 230);
}
.currently-playing {
padding: 8px;
}
.controls {
padding: 8px;
}
.track-list {
border: 1px solid black;
display: flex;
}
.track-list__grouping {
padding: 8px;
border-style: solid;
border-width: 0px 5px 0px 0px;
}
.bulletless-list {
list-style: none;
}
.track-list__track-row {
background-color: rgb(10, 10, 10);
}
.track-list__track-row:nth-child(even) {
background-color: rgb(255, 255, 255);
}
.track-list__track-row:nth-child(odd) {
background-color: rgb(200, 200, 200);
}

View File

@ -0,0 +1,11 @@
{
"compilerOptions": {
"target": "es2015",
"module": "commonjs",
"moduleResolution": "node",
"rootDir": "src",
"outDir": "./dist",
"lib": ["es2016", "DOM"],
"sourceMap": true
}
}

7
music-player/errors.rs Normal file
View File

@ -0,0 +1,7 @@
pub use flow::error;
pub enum FatalError {
UnexpectedError,
}
impl flow::FatalError for FatalError {}

1334
music-player/server/Cargo.lock generated Normal file

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@ -0,0 +1,20 @@
[package]
name = "music-player"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
dbus = { version = "0.9.7" }
flow = { path = "../../flow" }
mpris = { version = "2.0" }
rusqlite = { version = "0.28" }
serde = { version = "1.0", features = ["derive"] }
thiserror = { version = "1.0" }
tokio = { version = "1.24", features = ["full"] }
url = { version = "2.3" }
uuid = { version = "1", features = ["v4"] }
warp = { version = "0.3" }
[lib]

View File

@ -0,0 +1,308 @@
/*
Copyright 2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of the Luminescent Dreams Tools.
Luminescent Dreams Tools is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Luminescent Dreams Tools is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
use dbus::ffidisp::Connection;
use mpris::{FindingError, PlaybackStatus, Player, PlayerFinder, ProgressTick};
use serde::Serialize;
use std::{
path::PathBuf,
sync::mpsc::{channel, Receiver, Sender, TryRecvError},
thread,
time::Duration,
};
use thiserror::Error;
pub enum Message {
Quit,
}
#[derive(Clone, Debug)]
pub enum Event {
Paused(Track, Duration),
Playing(Track, Duration),
Stopped,
Position(Track, Duration),
}
#[derive(Debug)]
pub struct DeviceInformation {
pub address: String,
pub name: String,
}
pub fn list_devices(conn: Connection) -> Result<Vec<DeviceInformation>, FindingError> {
Ok(PlayerFinder::for_connection(conn)
.find_all()?
.into_iter()
.map(|player| DeviceInformation {
address: player.unique_name().to_owned(),
name: player.identity().to_owned(),
})
.collect())
}
#[derive(Debug, Error)]
pub enum AudioError {
#[error("DBus device was not found")]
DeviceNotFound,
#[error("DBus connection lost or otherwise failed")]
ConnectionLost,
#[error("Specified media cannot be found")]
MediaNotFound,
#[error("Play was ordered, but nothing is in the queue")]
NothingInQueue,
#[error("Unknown dbus error")]
DbusError(dbus::Error),
#[error("Unknown problem with mpris")]
MprisError(mpris::DBusError),
#[error("url parse error {0}")]
UrlError(url::ParseError),
}
impl From<dbus::Error> for AudioError {
fn from(err: dbus::Error) -> Self {
Self::DbusError(err)
}
}
impl From<mpris::DBusError> for AudioError {
fn from(err: mpris::DBusError) -> Self {
Self::MprisError(err)
}
}
impl From<url::ParseError> for AudioError {
fn from(err: url::ParseError) -> Self {
Self::UrlError(err)
}
}
#[derive(Clone, Debug, Eq, Hash, PartialEq, Serialize)]
pub struct TrackId(String);
impl Default for TrackId {
fn default() -> Self {
Self(uuid::Uuid::new_v4().as_hyphenated().to_string())
}
}
impl From<String> for TrackId {
fn from(id: String) -> Self {
Self(id)
}
}
impl AsRef<String> for TrackId {
fn as_ref<'a>(&'a self) -> &'a String {
&self.0
}
}
#[derive(Clone, Debug)]
pub struct TrackInfo {
pub track_number: Option<i32>,
pub name: Option<String>,
pub album: Option<String>,
pub artist: Option<String>,
}
#[derive(Clone, Debug, PartialEq, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct Track {
pub id: TrackId,
pub track_number: Option<i32>,
pub name: Option<String>,
pub album: Option<String>,
pub artist: Option<String>,
}
/*
impl From<&mpris::Metadata> for Track {
fn from(data: &mpris::Metadata) -> Self {
Self {
id: data.track_id().unwrap(),
track_number: data.track_number(),
name: data.title().map(|s| s.to_owned()),
album: data.album_name().map(|s| s.to_owned()),
artist: None,
}
}
}
impl From<mpris::Metadata> for Track {
fn from(data: mpris::Metadata) -> Self {
Self::from(&data)
}
}
*/
#[derive(Clone, Debug, Serialize)]
#[serde(rename_all = "camelCase")]
pub enum State {
Playing(Track),
Paused(Track),
Stopped,
}
pub struct CurrentlyPlaying {
track: Track,
position: Duration,
}
#[derive(Clone, Debug, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct Capabilities {
pub can_control: bool,
pub can_pause: bool,
pub can_play: bool,
pub supports_track_lists: bool,
}
pub trait AudioPlayer {
fn capabilities(&self) -> Result<Capabilities, AudioError>;
fn state(&self) -> Result<State, AudioError>;
fn play(&self, trackid: url::Url) -> Result<State, AudioError>;
fn play_pause(&self) -> Result<State, AudioError>;
}
pub struct GStreamerPlayer {
url: url::Url,
}
impl AudioPlayer for GStreamerPlayer {
fn capabilities(&self) -> Result<Capabilities, AudioError> {
unimplemented!()
}
fn state(&self) -> Result<State, AudioError> {
unimplemented!()
}
fn play(&self, trackid: url::Url) -> Result<State, AudioError> {
unimplemented!()
}
fn play_pause(&self) -> Result<State, AudioError> {
unimplemented!()
}
}
/*
pub struct MprisDevice {
device_id: String,
player: Player,
state: State,
}
impl MprisDevice {
pub fn new(device_id: String) -> Result<MprisDevice, AudioError> {
let connection = Connection::new_session()?;
Ok(MprisDevice {
device_id: device_id.clone(),
player: mpris::Player::new(connection, device_id, 1000)?,
state: State::Stopped,
})
}
pub fn monitor(&mut self, control_channel: Receiver<Message>) {
let (tx, rx) = channel();
{
let device_id = self.device_id.clone();
let tx = tx.clone();
thread::spawn(move || {
MprisDevice::new(device_id)
.expect("connect to bus")
.monitor_progress(tx);
});
};
loop {
match control_channel.try_recv() {
Ok(Message::Quit) => return,
Err(TryRecvError::Empty) => {}
Err(TryRecvError::Disconnected) => return,
}
let event = rx.recv().expect("receive should never fail");
println!("event received: {:?}", event);
}
}
pub fn monitor_progress(&self, tx: Sender<Event>) {
let mut tracker = self
.player
.track_progress(1000)
.expect("can get an event stream");
loop {
let ProgressTick { progress, .. } = tracker.tick();
match progress.playback_status() {
PlaybackStatus::Playing => {
tx.send(Event::Playing(
Track::from(progress.metadata()),
progress.position(),
))
.expect("send to succeed");
}
PlaybackStatus::Paused => {
tx.send(Event::Paused(
Track::from(progress.metadata()),
progress.position(),
))
.expect("send to succeed");
}
PlaybackStatus::Stopped => {
tx.send(Event::Stopped).expect("send to succeed");
}
}
}
}
}
impl AudioPlayer for MprisDevice {
fn capabilities(&self) -> Result<Capabilities, AudioError> {
Ok(Capabilities {
can_control: self.player.can_control()?,
can_pause: self.player.can_pause()?,
can_play: self.player.can_play()?,
supports_track_lists: self.player.supports_track_lists(),
})
}
fn state(&self) -> Result<State, AudioError> {
println!(
"supports track lists: {:?}",
self.player.supports_track_lists()
);
let metadata = self.player.get_metadata()?;
println!("{:?}", metadata);
unimplemented!("AudioPlayer state")
}
fn play(&self, track_id: String) -> Result<State, AudioError> {
println!("playing: {}", track_id);
self.player
.go_to(&mpris::TrackID::from(dbus::Path::from(track_id)))?;
self.player.play();
Ok(State::Stopped)
}
fn play_pause(&self) -> Result<State, AudioError> {
self.player.play_pause()?;
Ok(State::Stopped)
}
}
*/

View File

@ -0,0 +1,114 @@
use flow::Flow;
use std::{io::stdin, path::PathBuf, sync::Arc, thread, time::Duration};
// use warp::Filter;
use music_player::{core::Core, database::MemoryIndex};
/*
fn tracks() -> Vec<Track> {
vec![
Track {
track_number: Some(1),
name: Some("Underground".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
path: PathBuf::from("/mnt/music/Lindsey Stirling/Artemis/01 - Underground.ogg"),
},
Track {
track_number: Some(2),
name: Some("Artemis".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
path: PathBuf::from("/mnt/music/Lindsey Stirling/Artemis/02 - Artemis.ogg"),
},
Track {
track_number: Some(3),
name: Some("Til the Light Goes Out".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
path: PathBuf::from(
"/mnt/music/Lindsey Stirling/Artemis/03 - Til the Light Goes Out.ogg",
),
},
Track {
track_number: Some(4),
name: Some("Between Twilight".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
path: PathBuf::from("/mnt/music/Lindsey Stirling/Artemis/04 - Between Twilight.ogg"),
},
Track {
track_number: Some(5),
name: Some("Foreverglow".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
path: PathBuf::from("/mnt/music/Lindsey Stirling/Artemis/05 - Foreverglow.ogg"),
},
]
}
*/
#[tokio::main]
pub async fn main() {
match Core::new(Arc::new(MemoryIndex::new())) {
Flow::Ok(core) => {
let mut buf = String::new();
let _ = stdin().read_line(&mut buf).unwrap();
core.exit();
}
Flow::Err(err) => println!("non-fatal error: {:?}", err),
Flow::Fatal(err) => println!("fatal error: {:?}", err),
}
/*
let connection = Connection::new_session().expect("to connect to dbus");
for player in list_players(connection) {
println!("player found: {}", player.identity());
}
*/
/*
let devices = warp::path!("api" / "v1" / "devices")
.and(warp::get())
.map(|| {
let conn = Connection::new_session().expect("to connect to dbus");
warp::reply::json(&list_devices(conn))
});
let track_list = warp::path!("api" / "v1" / "tracks")
.and(warp::get())
.map(|| warp::reply::json(&tracks()));
let tracks_for_artist = warp::path!("api" / "v1" / "artist" / String)
.and(warp::get())
.map(|_artist: String| warp::reply::json(&tracks()));
let tracks_for_album = warp::path!("api" / "v1" / "album" / String)
.and(warp::get())
.map(|_album: String| warp::reply::json(&tracks()));
let queue = warp::path!("api" / "v1" / "queue")
.and(warp::get())
.map(|| {
let conn = Connection::new_session().expect("to connect to dbus");
warp::reply::json(&list_tracks(conn))
});
let playing_status = warp::path!("api" / "v1" / "play-pause")
.and(warp::get())
.map(|| warp::reply::json(&PlayPause::Paused));
let routes = devices
.or(track_list)
.or(tracks_for_album)
.or(tracks_for_artist)
.or(queue)
.or(playing_status);
let server = warp::serve(routes);
server
.run(SocketAddr::new(
IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)),
8002,
))
.await;
*/
}

View File

@ -0,0 +1,181 @@
use crate::{
database::{Database, MemoryIndex, MusicIndex},
Error, FatalError,
};
use flow::{error, fatal, ok, return_error, return_fatal, Flow};
use std::{
path::{Path, PathBuf},
sync::{
mpsc::{channel, Receiver, RecvTimeoutError, Sender},
Arc,
},
thread,
thread::JoinHandle,
time::{Duration, Instant},
};
#[derive(Debug, Error)]
pub enum ScannerError {
#[error("Cannot scan {0}")]
CannotScan(PathBuf),
#[error("IO error {0}")]
IO(std::io::Error),
}
impl From<std::io::Error> for ScannerError {
fn from(err: std::io::Error) -> Self {
Self::IO(err)
}
}
pub enum ControlMsg {
Exit,
}
pub enum TrackMsg {
DbUpdate,
}
pub enum PlaybackMsg {
PositionUpdate,
Playing,
Pausing,
Stopping,
}
pub struct Core {
db: Arc<dyn MusicIndex>,
track_handle: JoinHandle<()>,
track_rx: Receiver<TrackMsg>,
playback_handle: JoinHandle<()>,
playback_rx: Receiver<PlaybackMsg>,
control_tx: Sender<ControlMsg>,
}
fn scan_frequency() -> Duration {
Duration::from_secs(60)
}
pub struct FileScanner {
db: Arc<dyn MusicIndex>,
control_rx: Receiver<ControlMsg>,
tracker_tx: Sender<TrackMsg>,
next_scan: Instant,
music_directories: Vec<PathBuf>,
}
impl FileScanner {
fn new(
db: Arc<dyn MusicIndex>,
roots: Vec<PathBuf>,
control_rx: Receiver<ControlMsg>,
tracker_tx: Sender<TrackMsg>,
) -> Self {
Self {
db,
control_rx,
tracker_tx,
next_scan: Instant::now(),
music_directories: roots,
}
}
fn scan(&mut self) {
loop {
match self.control_rx.recv_timeout(Duration::from_millis(100)) {
Ok(ControlMsg::Exit) => return,
Err(RecvTimeoutError::Timeout) => (),
Err(RecvTimeoutError::Disconnected) => return,
}
if Instant::now() >= self.next_scan {
for root in self.music_directories.iter() {
self.scan_dir(vec![root.clone()]);
}
self.next_scan = Instant::now() + scan_frequency();
}
}
}
fn scan_dir(&self, mut paths: Vec<PathBuf>) -> Flow<(), FatalError, ScannerError> {
while let Some(dir) = paths.pop() {
println!("scanning {:?}", dir);
return_error!(self.scan_dir_(&mut paths, dir));
}
ok(())
}
fn scan_dir_(
&self,
paths: &mut Vec<PathBuf>,
dir: PathBuf,
) -> Flow<(), FatalError, ScannerError> {
let dir_iter = return_error!(Flow::from(dir.read_dir().map_err(ScannerError::from)));
for entry in dir_iter {
match entry {
Ok(entry) if entry.path().is_dir() => paths.push(entry.path()),
Ok(entry) => {
let _ = return_fatal!(self.scan_file(entry.path()).or_else(|err| {
println!("scan_file failed: {:?}", err);
ok::<(), FatalError, ScannerError>(())
}));
()
}
Err(err) => {
println!("scan_dir could not read path: ({:?})", err);
}
}
}
ok(())
}
fn scan_file(&self, path: PathBuf) -> Flow<(), FatalError, ScannerError> {
ok(())
}
}
impl Core {
pub fn new(db: Arc<dyn MusicIndex>) -> Flow<Core, FatalError, Error> {
let (control_tx, control_rx) = channel::<ControlMsg>();
let (track_handle, track_rx) = {
let (track_tx, track_rx) = channel();
let db = db.clone();
let track_handle = thread::spawn(move || {
FileScanner::new(
db,
vec![PathBuf::from("/home/savanni/Music/")],
control_rx,
track_tx,
)
.scan();
});
(track_handle, track_rx)
};
let (playback_handle, playback_rx) = {
let (playback_tx, playback_rx) = channel();
let playback_handle = thread::spawn(move || {});
(playback_handle, playback_rx)
};
ok(Core {
db,
track_handle,
track_rx,
playback_handle,
playback_rx,
control_tx,
})
}
pub fn exit(&self) {
let _ = self.control_tx.send(ControlMsg::Exit);
/*
self.track_handle.join();
self.playback_handle.join();
*/
}
}
#[cfg(test)]
mod test {}

View File

@ -0,0 +1,106 @@
use crate::{
audio::{Track, TrackId, TrackInfo},
FatalError,
};
use flow::{error, ok, Flow};
use rusqlite::Connection;
use std::collections::HashMap;
use std::{
path::PathBuf,
sync::{Arc, Mutex, RwLock},
};
use thiserror::Error;
#[derive(Debug, Error)]
pub enum DatabaseError {
#[error("database is unreadable")]
DatabaseUnreadable,
#[error("unhandled database problem: {0}")]
UnhandledError(rusqlite::Error),
}
pub trait MusicIndex: Sync + Send {
fn add_track(&mut self, track: &TrackInfo) -> Flow<Track, FatalError, DatabaseError>;
fn remove_track(&mut self, id: &TrackId) -> Flow<(), FatalError, DatabaseError>;
fn get_track_info(&self, id: &TrackId) -> Flow<Option<Track>, FatalError, DatabaseError>;
}
pub struct MemoryIndex {
tracks: RwLock<HashMap<TrackId, Track>>,
}
impl MemoryIndex {
pub fn new() -> MemoryIndex {
MemoryIndex {
tracks: RwLock::new(HashMap::default()),
}
}
}
impl MusicIndex for MemoryIndex {
fn add_track(&mut self, info: &TrackInfo) -> Flow<Track, FatalError, DatabaseError> {
let id = TrackId::default();
let track = Track {
id: id.clone(),
track_number: info.track_number,
name: info.name.clone(),
album: info.album.clone(),
artist: info.artist.clone(),
};
let mut tracks = self.tracks.write().unwrap();
tracks.insert(id, track.clone());
ok(track)
}
fn remove_track(&mut self, id: &TrackId) -> Flow<(), FatalError, DatabaseError> {
let mut tracks = self.tracks.write().unwrap();
tracks.remove(&id);
ok(())
}
fn get_track_info<'a>(
&'a self,
id: &TrackId,
) -> Flow<Option<Track>, FatalError, DatabaseError> {
let track = {
let tracks = self.tracks.read().unwrap();
tracks.get(&id).cloned()
};
ok(track)
}
}
pub struct ManagedConnection<'a> {
pool: &'a Database,
conn: Option<Connection>,
}
impl<'a> Drop for ManagedConnection<'a> {
fn drop(&mut self) {
self.pool.r(self.conn.take().unwrap());
}
}
#[derive(Clone)]
pub struct Database {
path: PathBuf,
pool: Arc<Mutex<Vec<Connection>>>,
}
impl Database {
pub fn new(path: PathBuf) -> Flow<Database, FatalError, DatabaseError> {
let connection = match Connection::open(path.clone()) {
Ok(connection) => connection,
Err(err) => return error(DatabaseError::UnhandledError(err)),
};
ok(Database {
path,
pool: Arc::new(Mutex::new(vec![connection])),
})
}
pub fn r(&self, conn: Connection) {
let mut pool = self.pool.lock().unwrap();
pool.push(conn);
}
}

View File

@ -0,0 +1,25 @@
pub mod audio;
pub mod core;
pub mod database;
use database::DatabaseError;
use thiserror::Error;
#[derive(Debug, Error)]
pub enum Error {
#[error("Database error: {0}")]
DatabaseError(DatabaseError),
}
impl From<DatabaseError> for Error {
fn from(err: DatabaseError) -> Self {
Self::DatabaseError(err)
}
}
#[derive(Debug, Error)]
pub enum FatalError {
#[error("Unexpected error")]
UnexpectedError,
}
impl flow::FatalError for FatalError {}

514
music-player/streamer/Cargo.lock generated Normal file
View File

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View File

@ -0,0 +1,10 @@
[package]
name = "streamer"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
gstreamer = "0.19.7"

View File

@ -0,0 +1,46 @@
use gstreamer::{format::ClockTime, prelude::*, MessageView};
use std::{thread, time, time::Duration};
fn main() {
gstreamer::init().unwrap();
let uri = "file:///home/savanni/Music/Lindsey%20Stirling/Artemis/01%20-%20Underground.mp3.mp3";
let pipeline = gstreamer::parse_launch(&format!("playbin uri={}", uri)).unwrap();
pipeline.set_state(gstreamer::State::Playing).unwrap();
let message_handler = {
let pipeline = pipeline.clone();
thread::spawn(move || {
let bus = pipeline.bus().unwrap();
for msg in bus.iter_timed(gstreamer::ClockTime::NONE) {
match msg.view() {
MessageView::Eos(_) => (),
MessageView::Error(err) => {
println!(
"Error from {:?}: {} ({:?})",
err.src().map(|s| s.path_string()),
err.error(),
err.debug()
);
}
msg => println!("{:?}", msg),
}
}
})
};
let query_handler = {
let pipeline = pipeline.clone();
thread::spawn(move || loop {
let position: Option<ClockTime> = pipeline.query_position();
let duration: Option<ClockTime> = pipeline.query_duration();
println!("{:?} {:?}", position, duration);
thread::sleep(Duration::from_millis(100));
})
};
message_handler.join();
query_handler.join();
pipeline.set_state(gstreamer::State::Null).unwrap();
}