support export

src-tauri/src/db.rs

@@ -103,12 +103,32 @@ pub fn get_events(path: &str, date: &str) -> anyhow::Result<Vec<Event>> {
             content: row.get(6)?,
         })
     })?;
-
-    let mut results = Vec::new();
+    let mut events = Vec::new();
     for event in event_iter {
-        results.push(event?);
+        events.push(event?);
     }
-    Ok(results)
+    Ok(events)
+}
+
+pub fn get_events_range(path: &str, start_date: &str, end_date: &str) -> anyhow::Result<Vec<Event>> {
+    let conn = Connection::open(path)?;
+    let mut stmt = conn.prepare("SELECT id, date, start_minute, end_minute, main_tag_id, sub_tag_id, content FROM events WHERE date >= ?1 AND date <= ?2 ORDER BY date, start_minute")?;
+    let event_iter = stmt.query_map(params![start_date, end_date], |row| {
+        Ok(Event {
+            id: row.get(0)?,
+            date: row.get(1)?,
+            start_minute: row.get(2)?,
+            end_minute: row.get(3)?,
+            main_tag_id: row.get(4)?,
+            sub_tag_id: row.get(5)?,
+            content: row.get(6)?,
+        })
+    })?;
+    let mut events = Vec::new();
+    for event in event_iter {
+        events.push(event?);
+    }
+    Ok(events)
 }
 
 pub fn save_event(path: &str, event: Event) -> anyhow::Result<i64> {

src-tauri/src/engine.rs

@@ -51,6 +51,13 @@ pub fn get_events(state: tauri::State<'_, AppState>, date: String) -> Result<Vec
     crate::db::get_events(path, &date).map_err(|e| e.to_string())
 }
 
+#[tauri::command]
+pub fn get_events_range(state: tauri::State<'_, AppState>, start_date: String, end_date: String) -> Result<Vec<crate::db::Event>, String> {
+    let path = state.db_path.lock().unwrap();
+    let path = path.as_ref().ok_or("Database path not set")?;
+    crate::db::get_events_range(path, &start_date, &end_date).map_err(|e| e.to_string())
+}
+
 #[tauri::command]
 pub fn save_event(state: tauri::State<'_, AppState>, event: crate::db::Event) -> Result<i64, String> {
     let path = state.db_path.lock().unwrap();

src-tauri/src/lib.rs

@@ -28,6 +28,7 @@ pub fn run() {
             engine::add_tag,
             engine::delete_tag,
             engine::get_events,
+            engine::get_events_range,
             engine::save_event,
             engine::delete_event
         ])