use pagetop::prelude::*;

#[derive(Iden)]
enum NodeRevision {
    Table,              // node_revision: Stores information about each saved version of a Node.

    Nid,                // The Node this version belongs to.
    Vid,                // The primary identifier for this version.
    Uid,                // The User.uid that created this version.
    Title,              // The title of this version.
    Log,                // The log entry explaining the changes in this version.
    Timestamp,          // A Unix timestamp indicating when this version was created.
    Status,             // Boolean indicating whether the node (at the time of this revision) is
                        // published (visible to non-administrators).
    Comment,            // Whether comments are allowed on this node (at the time of this revision):
                        // 0 = no, 1 = closed (read only), 2 = open (read/write).
    Promote,            // Boolean indicating whether the node (at the time of this revision) should
                        // be displayed on the front page.
    Sticky,             // Boolean indicating whether the node (at the time of this revision) should
                        // be displayed at the top of lists in which it appears.
}

pub_migration!(Migration);

#[async_trait::async_trait]
impl MigrationTrait for Migration {
    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
        manager.create_table(Table::create()
            .table(NodeRevision::Table)
            .if_not_exists()
            .col(ColumnDef::new(NodeRevision::Nid)
                .integer()
                .not_null()
                .auto_increment()
                .primary_key(),
            )
            .col(ColumnDef::new(NodeRevision::Vid)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Uid)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Title)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Log)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Timestamp)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Status)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Comment)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Promote)
                .string()
                .not_null()
            )
            .col(ColumnDef::new(NodeRevision::Sticky)
                .string()
                .not_null()
            )
            .to_owned()
        )
        .await
    }

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