use sea_orm_migration::prelude::*;

use crate::{
    m000002_create_music_folder::MusicFolder, m000003_create_cover_art::CoverArt,
    m000004_create_artist::Artist,
};

#[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(Album::Table)
                    .if_not_exists()
                    .col(
                        ColumnDef::new(Album::Id)
                            .big_integer()
                            .not_null()
                            .auto_increment()
                            .primary_key(),
                    )
                    .col(ColumnDef::new(Album::Name).string().not_null())
                    .col(ColumnDef::new(Album::ArtistId).big_integer().null())
                    .col(ColumnDef::new(Album::CoverArtId).big_integer().null())
                    .col(ColumnDef::new(Album::SongCount).integer().not_null())
                    .col(ColumnDef::new(Album::Duration).big_integer().not_null())
                    .col(
                        ColumnDef::new(Album::PlayCount)
                            .big_integer()
                            .not_null()
                            .default(0),
                    )
                    .col(
                        ColumnDef::new(Album::Created)
                            .timestamp_with_time_zone()
                            .not_null(),
                    )
                    .col(
                        ColumnDef::new(Album::Starred)
                            .timestamp_with_time_zone()
                            .null(),
                    )
                    .col(ColumnDef::new(Album::Year).integer().null())
                    .col(
                        ColumnDef::new(Album::GenreIds)
                            .array(ColumnType::BigInteger)
                            .null(),
                    )
                    .col(
                        ColumnDef::new(Album::Played)
                            .timestamp_with_time_zone()
                            .null(),
                    )
                    .col(ColumnDef::new(Album::UserRating).tiny_integer().null())
                    .col(
                        ColumnDef::new(Album::ArtistIds)
                            .array(ColumnType::BigInteger)
                            .null(),
                    )
                    .col(
                        ColumnDef::new(Album::OriginalReleaseDate)
                            .timestamp_with_time_zone()
                            .null(),
                    )
                    .col(
                        ColumnDef::new(Album::MusicFolderId)
                            .big_integer()
                            .not_null(),
                    )
                    .to_owned(),
            )
            .await?;

        manager
            .create_foreign_key(
                ForeignKey::create()
                    .from_tbl(Album::Table)
                    .from_col(Album::MusicFolderId)
                    .to_tbl(MusicFolder::Table)
                    .to_col(MusicFolder::Id)
                    .on_delete(ForeignKeyAction::Cascade)
                    .to_owned(),
            )
            .await?;

        manager
            .create_foreign_key(
                ForeignKey::create()
                    .from_tbl(Album::Table)
                    .from_col(Album::ArtistId)
                    .to_tbl(Artist::Table)
                    .to_col(Artist::Id)
                    .on_delete(ForeignKeyAction::SetNull)
                    .to_owned(),
            )
            .await?;

        manager
            .create_foreign_key(
                ForeignKey::create()
                    .from_tbl(Album::Table)
                    .from_col(Album::CoverArtId)
                    .to_tbl(CoverArt::Table)
                    .to_col(CoverArt::Id)
                    .on_delete(ForeignKeyAction::SetNull)
                    .to_owned(),
            )
            .await?;

        Ok(())
    }

    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
        manager
            .drop_table(Table::drop().table(Album::Table).to_owned())
            .await
    }
}

#[derive(DeriveIden)]
pub enum Album {
    Table,
    Id,
    Name,
    ArtistId,
    CoverArtId,
    SongCount,
    Duration,
    PlayCount,
    Created,
    Starred,
    Year,
    GenreIds,
    Played,
    UserRating,
    ArtistIds,
    OriginalReleaseDate,
    MusicFolderId,
}