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Build an application that can read the legacy record data structure

This commit is contained in:
Savanni D'Gerinel 2024-02-19 13:27:19 -05:00
parent aed4735209
commit 7ba758b325
4 changed files with 221 additions and 198 deletions
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1
Cargo.lock generated
View File

@ -1069,6 +1069,7 @@ dependencies = [
"dimensioned 0.8.0",
"emseries",
"serde 1.0.193",
"serde_json",
"tempfile",
]

198
emseries/src/date_time_tz.rs
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@ -1,198 +0,0 @@
/*
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_tz;
use chrono::SecondsFormat;
use chrono_tz::Etc::UTC;
use serde::de::{self, Deserialize, Deserializer, Visitor};
use serde::ser::{Serialize, Serializer};
use std::{fmt, str::FromStr};
/// This is a wrapper around date time objects, using timezones from the chroon-tz database and
/// providing string representation and parsing of the form "<RFC3339> <Timezone Name>", i.e.,
/// "2019-05-15T14:30:00Z US/Central". The to_string method, and serde serialization will
/// produce a string of this format. The parser will accept an RFC3339-only string of the forms
/// "2019-05-15T14:30:00Z", "2019-05-15T14:30:00+00:00", and also an "RFC3339 Timezone Name"
/// string.
///
/// The function here is to generate as close to unambiguous time/date strings, (for earth's
/// gravitational frame of reference), as possible. Clumping together the time, offset from UTC,
/// and the named time zone allows future parsers to know the exact interpretation of the time in
/// the frame of reference of the original recording.
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
pub struct DateTimeTz(pub chrono::DateTime<chrono_tz::Tz>);
impl fmt::Display for DateTimeTz {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
if self.0.timezone() == UTC {
write!(f, "{}", self.0.to_rfc3339_opts(SecondsFormat::Secs, true))
} else {
write!(
f,
"{} {}",
self.0
.with_timezone(&chrono_tz::Etc::UTC)
.to_rfc3339_opts(SecondsFormat::Secs, true,),
self.0.timezone().name()
)
}
}
}
impl DateTimeTz {
pub fn map<F>(&self, f: F) -> DateTimeTz
where
F: FnOnce(chrono::DateTime<chrono_tz::Tz>) -> chrono::DateTime<chrono_tz::Tz>,
{
DateTimeTz(f(self.0))
}
}
impl std::str::FromStr for DateTimeTz {
type Err = chrono::ParseError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
let v: Vec<&str> = s.split_terminator(' ').collect();
if v.len() == 2 {
let tz = v[1].parse::<chrono_tz::Tz>().unwrap();
chrono::DateTime::parse_from_rfc3339(v[0]).map(|ts| DateTimeTz(ts.with_timezone(&tz)))
} else {
chrono::DateTime::parse_from_rfc3339(v[0]).map(|ts| DateTimeTz(ts.with_timezone(&UTC)))
}
}
}
impl From<chrono::DateTime<chrono_tz::Tz>> for DateTimeTz {
fn from(dt: chrono::DateTime<chrono_tz::Tz>) -> DateTimeTz {
DateTimeTz(dt)
}
}
struct DateTimeTzVisitor;
impl<'de> Visitor<'de> for DateTimeTzVisitor {
type Value = DateTimeTz;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("a string date time representation that can be parsed")
}
fn visit_str<E: de::Error>(self, s: &str) -> Result<Self::Value, E> {
DateTimeTz::from_str(s).or(Err(E::custom(
"string is not a parsable datetime representation".to_owned(),
)))
}
}
impl Serialize for DateTimeTz {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
serializer.serialize_str(&self.to_string())
}
}
impl<'de> Deserialize<'de> for DateTimeTz {
fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
deserializer.deserialize_str(DateTimeTzVisitor)
}
}
#[cfg(test)]
mod test {
extern crate serde_json;
use super::*;
use chrono::TimeZone;
use chrono_tz::America::Phoenix;
use chrono_tz::Etc::UTC;
use chrono_tz::US::{Arizona, Central};
use std::str::FromStr;
#[test]
fn it_creates_timestamp_with_z() {
let t = DateTimeTz(UTC.with_ymd_and_hms(2019, 5, 15, 12, 0, 0).unwrap());
assert_eq!(t.to_string(), "2019-05-15T12:00:00Z");
}
#[test]
fn it_parses_utc_rfc3339_z() {
let t = DateTimeTz::from_str("2019-05-15T12:00:00Z").unwrap();
assert_eq!(
t,
DateTimeTz(UTC.with_ymd_and_hms(2019, 5, 15, 12, 0, 0).unwrap())
);
}
#[test]
fn it_parses_rfc3339_with_offset() {
let t = DateTimeTz::from_str("2019-05-15T12:00:00-06:00").unwrap();
assert_eq!(
t,
DateTimeTz(UTC.with_ymd_and_hms(2019, 5, 15, 18, 0, 0).unwrap())
);
}
#[test]
fn it_parses_rfc3339_with_tz() {
let t = DateTimeTz::from_str("2019-06-15T19:00:00Z US/Arizona").unwrap();
assert_eq!(
t,
DateTimeTz(UTC.with_ymd_and_hms(2019, 6, 15, 19, 0, 0).unwrap())
);
assert_eq!(
t,
DateTimeTz(Arizona.with_ymd_and_hms(2019, 6, 15, 12, 0, 0).unwrap())
);
assert_eq!(
t,
DateTimeTz(Central.with_ymd_and_hms(2019, 6, 15, 14, 0, 0).unwrap())
);
assert_eq!(t.to_string(), "2019-06-15T19:00:00Z US/Arizona");
}
#[derive(Serialize)]
struct DemoStruct {
id: String,
dt: DateTimeTz,
}
// I used Arizona here specifically because large parts of Arizona do not honor DST, and so
// that adds in more ambiguity of the -0700 offset with Pacific time.
#[test]
fn it_json_serializes() {
let t = DateTimeTz::from_str("2019-06-15T19:00:00Z America/Phoenix").unwrap();
assert_eq!(
serde_json::to_string(&t).unwrap(),
"\"2019-06-15T19:00:00Z America/Phoenix\""
);
let demo = DemoStruct {
id: String::from("abcdefg"),
dt: t,
};
assert_eq!(
serde_json::to_string(&demo).unwrap(),
"{\"id\":\"abcdefg\",\"dt\":\"2019-06-15T19:00:00Z America/Phoenix\"}"
);
}
#[test]
fn it_json_parses() {
let t =
serde_json::from_str::<DateTimeTz>("\"2019-06-15T19:00:00Z America/Phoenix\"").unwrap();
assert_eq!(
t,
DateTimeTz(Phoenix.with_ymd_and_hms(2019, 6, 15, 12, 0, 0).unwrap())
);
}
}

1
fitnesstrax/core/Cargo.toml
View File

@ -11,6 +11,7 @@ chrono-tz = { version = "0.8" }
dimensioned = { version = "0.8", features = [ "serde" ] }
emseries = { path = "../../emseries" }
serde = { version = "1", features = [ "derive" ] }
serde_json = { version = "1" }
[dev-dependencies]
tempfile = "*"

219
fitnesstrax/core/src/bin/legacy-importer.rs Normal file
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@ -0,0 +1,219 @@
/*
Copyright 2024, Savanni D'Gerinel <savanni@luminescent-dreams.com>
This file is part of FitnessTrax.
FitnessTrax 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.
FitnessTrax 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 FitnessTrax. If not, see <https://www.gnu.org/licenses/>.
*/
use std::{
fs::File,
io::{BufRead, BufReader, Read},
fmt,
str::FromStr,
};
use chrono::SecondsFormat;
use chrono_tz::Etc::UTC;
use emseries::{Record, Series, Timestamp, RecordId};
use ft_core::TraxRecord;
use serde::{Deserialize, Serialize, Deserializer, Serializer, de::{self, Visitor}};
/// This is a wrapper around date time objects, using timezones from the chroon-tz database and
/// providing string representation and parsing of the form "<RFC3339> <Timezone Name>", i.e.,
/// "2019-05-15T14:30:00Z US/Central". The to_string method, and serde serialization will
/// produce a string of this format. The parser will accept an RFC3339-only string of the forms
/// "2019-05-15T14:30:00Z", "2019-05-15T14:30:00+00:00", and also an "RFC3339 Timezone Name"
/// string.
///
/// The function here is to generate as close to unambiguous time/date strings, (for earth's
/// gravitational frame of reference), as possible. Clumping together the time, offset from UTC,
/// and the named time zone allows future parsers to know the exact interpretation of the time in
/// the frame of reference of the original recording.
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
pub struct DateTimeTz(pub chrono::DateTime<chrono_tz::Tz>);
impl fmt::Display for DateTimeTz {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
if self.0.timezone() == UTC {
write!(f, "{}", self.0.to_rfc3339_opts(SecondsFormat::Secs, true))
} else {
write!(
f,
"{} {}",
self.0
.with_timezone(&chrono_tz::Etc::UTC)
.to_rfc3339_opts(SecondsFormat::Secs, true,),
self.0.timezone().name()
)
}
}
}
impl DateTimeTz {
pub fn map<F>(&self, f: F) -> DateTimeTz
where
F: FnOnce(chrono::DateTime<chrono_tz::Tz>) -> chrono::DateTime<chrono_tz::Tz>,
{
DateTimeTz(f(self.0))
}
}
impl std::str::FromStr for DateTimeTz {
type Err = chrono::ParseError;
fn from_str(s: &str) -> Result<Self, Self::Err> {
let v: Vec<&str> = s.split_terminator(' ').collect();
if v.len() == 2 {
let tz = v[1].parse::<chrono_tz::Tz>().unwrap();
chrono::DateTime::parse_from_rfc3339(v[0]).map(|ts| DateTimeTz(ts.with_timezone(&tz)))
} else {
chrono::DateTime::parse_from_rfc3339(v[0]).map(|ts| DateTimeTz(ts.with_timezone(&UTC)))
}
}
}
impl From<chrono::DateTime<chrono_tz::Tz>> for DateTimeTz {
fn from(dt: chrono::DateTime<chrono_tz::Tz>) -> DateTimeTz {
DateTimeTz(dt)
}
}
struct DateTimeTzVisitor;
impl<'de> Visitor<'de> for DateTimeTzVisitor {
type Value = DateTimeTz;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("a string date time representation that can be parsed")
}
fn visit_str<E: de::Error>(self, s: &str) -> Result<Self::Value, E> {
DateTimeTz::from_str(s).or(Err(E::custom(
"string is not a parsable datetime representation".to_owned(),
)))
}
}
impl Serialize for DateTimeTz {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
serializer.serialize_str(&self.to_string())
}
}
impl<'de> Deserialize<'de> for DateTimeTz {
fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
deserializer.deserialize_str(DateTimeTzVisitor)
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
struct Steps {
date: DateTimeTz,
steps: u64,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
struct Weight {
date: DateTimeTz,
weight: f64,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
enum TDActivity {
Cycling,
Running,
Walking,
Swimming,
Rowing,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
struct TimeDistance {
date: DateTimeTz,
activity: TDActivity,
comments: Option<String>,
distance: Option<f64>,
duration: Option<f64>,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
enum SRActivity {
Pushups,
Situps,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
struct SetRep {
date: DateTimeTz,
activity: SRActivity,
sets: Vec<u64>,
comments: Option<String>,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
enum RDActivity {
MartialArts,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
struct RepDuration {
date: DateTimeTz,
activity: RDActivity,
sets: Vec<f64>,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
enum LegacyData {
Steps(Steps),
Weight(Weight),
TimeDistance(TimeDistance),
SetRep(SetRep),
RepDuration(RepDuration),
}
#[derive(Clone, Debug, Serialize, Deserialize)]
struct LegacyRecord {
id: RecordId,
data: LegacyData,
}
fn main() {
let mut args = std::env::args();
let _ = args.next().unwrap();
let input_filename = args.next().unwrap();
println!("input filename: {}", input_filename);
let input_file = File::open(input_filename).unwrap();
let mut buf_reader = BufReader::new(input_file);
// let mut contents = String::new();
// buf_reader.read_(&mut contents).unwrap();
let mut count = 0;
loop {
let mut line = String::new();
let res = buf_reader.read_line(&mut line);
match res {
Err(err) => {
panic!("failed after {} lines: {:?}", count, err);
}
Ok(0) => std::process::exit(0),
Ok(_) => {
let record = serde_json::from_str::<LegacyRecord>(&line).unwrap();
println!("[{}] {:?}", count, record);
count += 1;
}
}
}
}