application: config_snapshots, admin, providers, iptv

crates/application/src/config_snapshots/save.rs

@@ -0,0 +1,30 @@
+use domain::models::ChannelConfigSnapshot;
+use domain::value_objects::ChannelId;
+use domain::{DomainError, DomainResult};
+
+use super::commands::SaveSnapshotCommand;
+use super::deps::ConfigSnapshotDeps;
+
+/// Save a snapshot of the channel's current schedule config.
+///
+/// Flow: find channel -> snapshot its current config -> return snapshot.
+pub async fn execute(
+    deps: &ConfigSnapshotDeps,
+    cmd: SaveSnapshotCommand,
+) -> DomainResult<ChannelConfigSnapshot> {
+    let channel_id = ChannelId::from(cmd.channel_id);
+
+    let channel = deps
+        .channel_query
+        .find_by_id(channel_id)
+        .await?
+        .ok_or(DomainError::ChannelNotFound(cmd.channel_id))?;
+
+    deps.channel_command
+        .save_config_snapshot(channel_id, channel.schedule_config(), cmd.label)
+        .await
+}
+
+#[cfg(test)]
+#[path = "tests/save.rs"]
+mod tests;