Added the playlist generator

2026-03-20 18:09:47 -04:00
parent 8a1435d9e9
commit f03f8f0362
8 changed files with 398 additions and 0 deletions
--- a/src/migration/m20260320_000014_create_playlists.rs
+++ b/src/migration/m20260320_000014_create_playlists.rs
@@ -0,0 +1,136 @@
+use sea_orm_migration::prelude::*;
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .create_table(
+                Table::create()
+                    .table(Playlists::Table)
+                    .if_not_exists()
+                    .col(
+                        ColumnDef::new(Playlists::Id)
+                            .integer()
+                            .not_null()
+                            .auto_increment()
+                            .primary_key(),
+                    )
+                    .col(ColumnDef::new(Playlists::Name).text().not_null())
+                    .col(ColumnDef::new(Playlists::Description).text())
+                    .col(ColumnDef::new(Playlists::UserId).integer())
+                    .col(
+                        ColumnDef::new(Playlists::CreatedAt)
+                            .date_time()
+                            .not_null()
+                            .default(Expr::current_timestamp()),
+                    )
+                    .col(
+                        ColumnDef::new(Playlists::UpdatedAt)
+                            .date_time()
+                            .not_null()
+                            .default(Expr::current_timestamp()),
+                    )
+                    .foreign_key(
+                        ForeignKey::create()
+                            .from(Playlists::Table, Playlists::UserId)
+                            .to(Users::Table, Users::Id),
+                    )
+                    .to_owned(),
+            )
+            .await?;
+
+        manager
+            .create_table(
+                Table::create()
+                    .table(PlaylistTracks::Table)
+                    .if_not_exists()
+                    .col(
+                        ColumnDef::new(PlaylistTracks::Id)
+                            .integer()
+                            .not_null()
+                            .auto_increment()
+                            .primary_key(),
+                    )
+                    .col(
+                        ColumnDef::new(PlaylistTracks::PlaylistId)
+                            .integer()
+                            .not_null(),
+                    )
+                    .col(ColumnDef::new(PlaylistTracks::TrackId).integer().not_null())
+                    .col(
+                        ColumnDef::new(PlaylistTracks::Position)
+                            .integer()
+                            .not_null(),
+                    )
+                    .foreign_key(
+                        ForeignKey::create()
+                            .from(PlaylistTracks::Table, PlaylistTracks::PlaylistId)
+                            .to(Playlists::Table, Playlists::Id)
+                            .on_delete(ForeignKeyAction::Cascade),
+                    )
+                    .foreign_key(
+                        ForeignKey::create()
+                            .from(PlaylistTracks::Table, PlaylistTracks::TrackId)
+                            .to(Tracks::Table, Tracks::Id),
+                    )
+                    .to_owned(),
+            )
+            .await?;
+
+        manager
+            .create_index(
+                Index::create()
+                    .name("idx_playlist_tracks_unique")
+                    .table(PlaylistTracks::Table)
+                    .col(PlaylistTracks::PlaylistId)
+                    .col(PlaylistTracks::Position)
+                    .unique()
+                    .to_owned(),
+            )
+            .await
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .drop_table(Table::drop().table(PlaylistTracks::Table).to_owned())
+            .await?;
+        manager
+            .drop_table(Table::drop().table(Playlists::Table).to_owned())
+            .await
+    }
+}
+
+#[derive(DeriveIden)]
+enum Playlists {
+    Table,
+    Id,
+    Name,
+    Description,
+    UserId,
+    CreatedAt,
+    UpdatedAt,
+}
+
+#[derive(DeriveIden)]
+enum PlaylistTracks {
+    Table,
+    Id,
+    PlaylistId,
+    TrackId,
+    Position,
+}
+
+#[derive(DeriveIden)]
+enum Users {
+    Table,
+    Id,
+}
+
+#[derive(DeriveIden)]
+enum Tracks {
+    Table,
+    Id,
+}