display timetables

This commit is contained in:
Ondrej Novak 2026-02-12 21:41:18 +01:00
parent 0cf6b1f99a
commit 85cf3e546e
5 changed files with 191 additions and 10 deletions

144
Cargo.lock generated
View File

@ -11,6 +11,56 @@ dependencies = [
"libc",
]
[[package]]
name = "anstream"
version = "0.6.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"anstyle",
"anstyle-parse",
"anstyle-query",
"anstyle-wincon",
"colorchoice",
"is_terminal_polyfill",
"utf8parse",
]
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name = "anstyle"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "anstyle-parse"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"utf8parse",
]
[[package]]
name = "anstyle-query"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"windows-sys",
]
[[package]]
name = "anstyle-wincon"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"anstyle",
"once_cell_polyfill",
"windows-sys",
]
[[package]]
name = "autocfg"
version = "1.5.0"
@ -62,6 +112,52 @@ dependencies = [
"phf",
]
[[package]]
name = "clap"
version = "4.5.57"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6899ea499e3fb9305a65d5ebf6e3d2248c5fab291f300ad0a704fbe142eae31a"
dependencies = [
"clap_builder",
"clap_derive",
]
[[package]]
name = "clap_builder"
version = "4.5.57"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7b12c8b680195a62a8364d16b8447b01b6c2c8f9aaf68bee653be34d4245e238"
dependencies = [
"anstream",
"anstyle",
"clap_lex",
"strsim",
]
[[package]]
name = "clap_derive"
version = "4.5.55"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a92793da1a46a5f2a02a6f4c46c6496b28c43638adea8306fcb0caa1634f24e5"
dependencies = [
"heck",
"proc-macro2",
"quote",
"syn",
]
[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "core-foundation-sys"
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@ -74,6 +170,12 @@ version = "0.1.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5baebc0774151f905a1a2cc41989300b1e6fbb29aff0ceffa1064fdd3088d582"
[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "iana-time-zone"
version = "0.1.65"
@ -98,6 +200,12 @@ dependencies = [
"cc",
]
[[package]]
name = "is_terminal_polyfill"
version = "1.70.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "js-sys"
version = "0.3.85"
@ -110,9 +218,9 @@ dependencies = [
[[package]]
name = "libc"
version = "0.2.180"
version = "0.2.181"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc"
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[[package]]
name = "log"
@ -135,6 +243,12 @@ version = "1.21.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
[[package]]
name = "once_cell_polyfill"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "384b8ab6d37215f3c5301a95a4accb5d64aa607f1fcb26a11b5303878451b4fe"
[[package]]
name = "phf"
version = "0.12.1"
@ -189,6 +303,12 @@ version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b2aa850e253778c88a04c3d7323b043aeda9d3e30d5971937c1855769763678e"
[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
[[package]]
name = "syn"
version = "2.0.114"
@ -206,13 +326,20 @@ version = "0.1.0"
dependencies = [
"chrono",
"chrono-tz",
"clap",
]
[[package]]
name = "unicode-ident"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "wasm-bindgen"
@ -317,3 +444,12 @@ checksum = "7837d08f69c77cf6b07689544538e017c1bfcf57e34b4c0ff58e6c2cd3b37091"
dependencies = [
"windows-link",
]
[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ae137229bcbd6cdf0f7b80a31df61766145077ddf49416a728b02cb3921ff3fc"
dependencies = [
"windows-link",
]

View File

@ -6,3 +6,4 @@ edition = "2024"
[dependencies]
chrono = "0.4.43"
chrono-tz = "0.10.4"
clap = { version = "4.5.57", features = ["derive"] }

View File

@ -4,7 +4,7 @@ use std::error::Error;
use std::fmt;
#[derive(PartialEq, Debug)]
enum CalendarError {
pub enum CalendarError {
UnknownTimezone(String),
WrongTimeFormat,
WrongDateFormat,
@ -58,11 +58,11 @@ pub fn create_timetable(
.or_else(|_| NaiveDate::parse_from_str(target_date, "%d-%m"))
.map_err(|_| CalendarError::WrongDateFormat)?;
let datetime = NaiveDateTime::new(parsed_date, parsed_time);
let time_in_timezone = parsed_timezone
.from_local_datetime(&datetime)
let datetime = Local.from_local_datetime(&NaiveDateTime::new(parsed_date, parsed_time));
let time_in_timezone = datetime
.single()
.ok_or(CalendarError::TimezoneConversionFailed(in_timezone.clone()))?;
.ok_or(CalendarError::TimezoneConversionFailed(in_timezone.clone()))?
.with_timezone(&parsed_timezone);
Ok(create_calendar_strings(
&time_in_timezone.time(),
@ -70,6 +70,10 @@ pub fn create_timetable(
))
}
pub fn get_todays_date() -> String {
Local::now().format("%d-%m-%Y").to_string()
}
#[cfg(test)]
mod tests {
use super::*;

28
src/cli.rs Normal file
View File

@ -0,0 +1,28 @@
use super::calendar::create_timetable;
use clap::Parser;
#[derive(Parser, Debug)]
#[command(version, about, long_about = None)]
pub struct Args {
#[arg(short, long)]
pub timezone: Vec<String>,
#[arg(short, long)]
pub date: Option<String>,
pub time: String,
}
pub fn print_timezones(timezones: &Vec<String>, time: &String, date: &String) {
let max_len = timezones.iter().map(|t| t.len()).max().unwrap_or(0) as u32;
for timezone in timezones {
let name_padding = (0..(max_len - timezone.len() as u32))
.map(|_| " ".to_string())
.collect::<Vec<String>>()
.join("");
match create_timetable(time, date, timezone, 5) {
Ok(timetable) => println!("{}:{}\t{}", timezone, name_padding, timetable.join("\t")),
Err(error) => panic!("Failed: {}", error),
}
}
}

View File

@ -1,3 +1,15 @@
mod calendar;
mod cli;
fn main() {}
use calendar::get_todays_date;
use clap::Parser;
use cli::{Args, print_timezones};
fn main() {
let args = Args::parse();
if args.timezone.len() > 0 {
let date = args.date.unwrap_or(get_todays_date());
print_timezones(&args.timezone, &args.time, &date);
}
}