# frozen_string_literal: true

Sequel.migration do
  change do
    create_table(:meta) do
      String :key, null: false, primary_key: true
      String :value, null: true
    end

    create_table(:cache) do
      String :key, null: false, primary_key: true
      File :value, null: true
      Boolean :expired, null: false, default: false
      DateTime :expire_at, null: true, default: nil
    end

    create_table(:authors) do
      primary_key :id
      String :slug, null: false
      String :backend_name, null: false
      index %i[slug backend_name], unique: true

      String :name, null: true, default: nil

      String :url, null: true, default: nil
      String :image, null: true, default: nil

      DateTime :last_metadata_refresh, null: true, default: nil

      # JSON
      String :data, null: false, text: true, default: '{}'
    end

    create_table(:authors_stories) do
      primary_key :id

      foreign_key :author_id, :authors, on_delete: :cascade, on_update: :cascade
      foreign_key :story_id, :stories, on_delete: :cascade, on_update: :cascade
      index %i[author_id story_id], unique: true
    end

    create_table(:chapters) do
      primary_key :id

      foreign_key :story_id, :stories, on_delete: :cascade, on_update: :cascade
      Integer :index, null: false
      String :slug, null: false
      index %i[story_id index], unique: true
      index %i[story_id slug], unique: true

      String :etag, null: true, default: nil
      String :name, null: true, default: nil

      String :url, null: true, default: nil

      DateTime :published_at, null: true, default: nil
      DateTime :updated_at, null: true, default: nil
      DateTime :last_refresh, null: true, default: nil

      # JSON
      String :data, null: false, text: true, default: '{}'
    end

    create_table(:collections) do
      primary_key :id
      String :slug, null: false
      String :backend_name, null: false
      index %i[slug backend_name], unique: true

      String :type, null: false
      String :name, null: true, default: nil
      String :url, null: true, default: nil

      Integer :story_count, null: false, default: 0
      Boolean :completed, null: false, default: false

      DateTime :last_refresh, null: true, default: nil

      # JSON
      String :data, null: false, text: true, default: '{}'
    end

    create_table(:collection_stories) do
      primary_key :id

      foreign_key :collection_id, :collections, on_delete: :cascade, on_update: :cascade
      foreign_key :story_id, :stories, on_delete: :cascade, on_update: :cascade
      index %i[collection_id story_id], unique: true

      Integer :index, null: true, default: nil
    end

    create_table(:stories) do
      primary_key :id
      String :slug, null: false
      String :backend_name, null: false
      index %i[slug backend_name], unique: true

      String :name, null: false
      String :filename, null: true, default: nil
      String :synopsis, null: false, text: true
      String :language, null: true, default: 'en'

      String :url, null: true, default: nil
      String :image, null: true, default: nil

      Integer :chapter_count, null: false, default: 0
      Integer :word_count, null: false, default: 0
      Boolean :completed, null: false, default: false

      DateTime :published_at, null: false, default: Sequel::CURRENT_TIMESTAMP
      DateTime :updated_at, null: false, default: Sequel::CURRENT_TIMESTAMP

      DateTime :last_metadata_refresh, null: true, default: nil
      DateTime :last_content_refresh, null: true, default: nil
      DateTime :last_accessed, null: false, default: Sequel::CURRENT_TIMESTAMP

      # JSON
      String :tags, null: false, text: true, default: '[]'
      String :data, null: false, text: true, default: '{}'
    end

    if false
      create_table(:users) do
        primary_key :id

        String :username, null: false
        String :email, null: true, default: nil
        String :mxid, null: true, default: nil

        # JSON
        String :data, null: false, text: true, default: '{}'
      end

      create_table(:user_backend_auth) do
        foreign_key :user_id, :users, on_delete: :cascade, on_update: :cascade
        String :backend_name, null: false

        # JSON
        String :authdata, null: false, text: true, default: '{}'
      end

      create_table(:user_history) do
        primary_key :id

        foreign_key :user_id, :users, on_delete: :cascade, on_update: :cascade
        String :slug, null: false
        String :backend_name, null: false
        index %i[user_id slug backend_name], unique: true

        Integer :chapter_index, null: false, default: 0
        # XPATH selector for furthest page element that was reached
        String :chapter_cursor, null: true, default: nil

        # JSON
        String :data, null: true, text: true, default: '{}'
      end

      create_table(:user_sessions) do
        primary_key :id

        foreign_key :user_id, :users, on_delete: :cascade, on_update: :cascade
        String :auth_token, null: false
        String :refresh_token, null: false

        DateTime :session_lifetime, null: true, default: nil
        DateTime :last_sync, null: false, default: Sequel::CURRENT_TIMESTAMP

        # JSON
        String :data, null: false, text: true, default: '{}'
      end

      create_table(:user_tracked) do
        primary_key :id

        foreign_key :user_id, :users, on_delete: :cascade, on_update: :cascade
        foreign_key :story_id, :stories, on_delete: :cascade, on_update: :cascade
        index %i[user_id story_id], unique: true

        Integer :chapter_index, null: false, default: 0
        # XPATH selector for furthest page element that was reached
        String :chapter_cursor, null: true, default: nil

        # JSON
        String :data, null: false, text: true, default: '{}'
      end
    end
  end
end