rave/migration/src/m000004_create_artist.rs

use sea_orm_migration::prelude::*;

use crate::m000003_create_cover_art::CoverArt;

#[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(Artist::Table)
                    .if_not_exists()
                    .col(
                        ColumnDef::new(Artist::Id)
                            .big_integer()
                            .not_null()
                            .primary_key()
                            .auto_increment()
                            .unique_key(),
                    )
                    .col(ColumnDef::new(Artist::Name).string().not_null())
                    .col(ColumnDef::new(Artist::CoverArtId).big_integer().null())
                    .col(ColumnDef::new(Artist::ArtistImageUrl).string().null())
                    .col(
                        ColumnDef::new(Artist::AlbumCount)
                            .integer()
                            .not_null()
                            .default(0),
                    )
                    .col(
                        ColumnDef::new(Artist::Starred)
                            .boolean()
                            .not_null()
                            .default(false),
                    )
                    .to_owned(),
            )
            .await?;

        manager
            .create_foreign_key(
                ForeignKey::create()
                    .from_tbl(Artist::Table)
                    .from_col(Artist::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(Artist::Table).to_owned())
            .await
    }
}

#[derive(DeriveIden)]
pub enum Artist {
    Table,
    Id,
    Name,
    CoverArtId,
    ArtistImageUrl,
    AlbumCount,
    Starred,
}