iCalendar export: domain service + API + MCP tool (#15)

crates/domain/src/services/tests/ical.rs

@@ -0,0 +1,145 @@
+use super::*;
+
+use crate::models::{ProgrammingBlock, ScheduleConfig};
+use crate::value_objects::{FillStrategy, MediaFilter, Weekday};
+use chrono::NaiveTime;
+use std::collections::HashMap;
+
+fn make_config_with_blocks(
+    entries: Vec<(Weekday, Vec<ProgrammingBlock>)>,
+) -> ScheduleConfig {
+    let day_blocks: HashMap<Weekday, Vec<ProgrammingBlock>> = entries.into_iter().collect();
+    ScheduleConfig::from_day_blocks(day_blocks)
+}
+
+#[test]
+fn vcalendar_header() {
+    let config = ScheduleConfig::new();
+    let ical = generate_ical("Test Channel", "Europe/Warsaw", &config);
+    assert!(ical.contains("BEGIN:VCALENDAR\r\n"));
+    assert!(ical.contains("VERSION:2.0\r\n"));
+    assert!(ical.contains("PRODID:-//K-TV//Schedule Export//EN\r\n"));
+    assert!(ical.contains("CALSCALE:GREGORIAN\r\n"));
+    assert!(ical.contains("X-WR-CALNAME:Test Channel\r\n"));
+    assert!(ical.contains("X-WR-TIMEZONE:Europe/Warsaw\r\n"));
+    assert!(ical.contains("END:VCALENDAR\r\n"));
+}
+
+#[test]
+fn empty_config_produces_no_events() {
+    let config = ScheduleConfig::new();
+    let ical = generate_ical("Empty", "UTC", &config);
+    assert!(!ical.contains("BEGIN:VEVENT"));
+}
+
+#[test]
+fn algorithmic_block_produces_vevent() {
+    let block = ProgrammingBlock::new_algorithmic(
+        "Morning Cartoons",
+        NaiveTime::from_hms_opt(8, 0, 0).unwrap(),
+        120,
+        MediaFilter::default(),
+        FillStrategy::Random,
+    );
+    let config = make_config_with_blocks(vec![(Weekday::Monday, vec![block.clone()])]);
+    let ical = generate_ical("Kids TV", "UTC", &config);
+
+    assert!(ical.contains("BEGIN:VEVENT\r\n"));
+    assert!(ical.contains("END:VEVENT\r\n"));
+    assert!(ical.contains("DTSTART:080000\r\n"));
+    assert!(ical.contains("DURATION:PT2H\r\n"));
+    assert!(ical.contains("RRULE:FREQ=WEEKLY;BYDAY=MO\r\n"));
+    assert!(ical.contains("SUMMARY:Morning Cartoons\r\n"));
+    assert!(ical.contains(&format!("UID:{}\r\n", block.id())));
+    assert!(ical.contains("X-KTV-STRATEGY:random\r\n"));
+    assert!(ical.contains("X-KTV-CONTENT:"));
+}
+
+#[test]
+fn different_days_produce_different_byday() {
+    let mon_block = ProgrammingBlock::new_algorithmic(
+        "Monday Block",
+        NaiveTime::from_hms_opt(10, 0, 0).unwrap(),
+        60,
+        MediaFilter::default(),
+        FillStrategy::Sequential,
+    );
+    let fri_block = ProgrammingBlock::new_algorithmic(
+        "Friday Block",
+        NaiveTime::from_hms_opt(20, 0, 0).unwrap(),
+        90,
+        MediaFilter::default(),
+        FillStrategy::BestFit,
+    );
+    let config = make_config_with_blocks(vec![
+        (Weekday::Monday, vec![mon_block]),
+        (Weekday::Friday, vec![fri_block]),
+    ]);
+    let ical = generate_ical("Multi-Day", "America/New_York", &config);
+
+    assert!(ical.contains("RRULE:FREQ=WEEKLY;BYDAY=MO\r\n"));
+    assert!(ical.contains("RRULE:FREQ=WEEKLY;BYDAY=FR\r\n"));
+}
+
+#[test]
+fn manual_block_has_no_strategy() {
+    let block = ProgrammingBlock::new_manual(
+        "Manual Show",
+        NaiveTime::from_hms_opt(14, 30, 0).unwrap(),
+        45,
+        vec![],
+    );
+    let config = make_config_with_blocks(vec![(Weekday::Wednesday, vec![block])]);
+    let ical = generate_ical("Manual Ch", "UTC", &config);
+
+    assert!(ical.contains("SUMMARY:Manual Show\r\n"));
+    assert!(ical.contains("DTSTART:143000\r\n"));
+    assert!(ical.contains("DURATION:PT45M\r\n"));
+    assert!(ical.contains("RRULE:FREQ=WEEKLY;BYDAY=WE\r\n"));
+    assert!(!ical.contains("X-KTV-STRATEGY:"));
+}
+
+#[test]
+fn duration_with_hours_and_minutes() {
+    let block = ProgrammingBlock::new_manual(
+        "Mixed Duration",
+        NaiveTime::from_hms_opt(0, 0, 0).unwrap(),
+        150,
+        vec![],
+    );
+    let config = make_config_with_blocks(vec![(Weekday::Sunday, vec![block])]);
+    let ical = generate_ical("Test", "UTC", &config);
+
+    assert!(ical.contains("DURATION:PT2H30M\r\n"));
+    assert!(ical.contains("RRULE:FREQ=WEEKLY;BYDAY=SU\r\n"));
+}
+
+#[test]
+fn all_weekdays_mapped() {
+    let days_and_byday = [
+        (Weekday::Monday, "MO"),
+        (Weekday::Tuesday, "TU"),
+        (Weekday::Wednesday, "WE"),
+        (Weekday::Thursday, "TH"),
+        (Weekday::Friday, "FR"),
+        (Weekday::Saturday, "SA"),
+        (Weekday::Sunday, "SU"),
+    ];
+
+    for (day, byday) in days_and_byday {
+        let block = ProgrammingBlock::new_manual(
+            "Test",
+            NaiveTime::from_hms_opt(12, 0, 0).unwrap(),
+            60,
+            vec![],
+        );
+        let config = make_config_with_blocks(vec![(day, vec![block])]);
+        let ical = generate_ical("Test", "UTC", &config);
+        assert!(
+            ical.contains(&format!("BYDAY={}\r\n", byday)),
+            "Expected BYDAY={} for {:?}",
+            byday,
+            day
+        );
+    }
+}