import {
  type Application,
  type Bot,
  type DiscordApplication,
  DiscordApplicationIntegrationType,
  type DiscordUser,
  iconHashToBigInt,
} from '../index.js'

export function transformApplication(bot: Bot, payload: { application: DiscordApplication; shardId: number }): Application {
  const application = {
    name: payload.application.name,
    description: payload.application.description,
    rpcOrigins: payload.application.rpc_origins,
    botPublic: payload.application.bot_public,
    botRequireCodeGrant: payload.application.bot_require_code_grant,
    termsOfServiceUrl: payload.application.terms_of_service_url,
    privacyPolicyUrl: payload.application.privacy_policy_url,
    verifyKey: payload.application.verify_key,
    primarySkuId: payload.application.primary_sku_id,
    slug: payload.application.slug,
    coverImage: payload.application.cover_image ? iconHashToBigInt(payload.application.cover_image) : undefined,
    flags: payload.application.flags,

    id: bot.transformers.snowflake(payload.application.id),
    icon: payload.application.icon ? iconHashToBigInt(payload.application.icon) : undefined,
    owner: payload.application.owner
      ? // @ts-expect-error the partial here wont break anything
        bot.transformers.user(bot, payload.application.owner)
      : undefined,
    team: payload.application.team ? bot.transformers.team(bot, payload.application.team) : undefined,
    guildId: payload.application.guild_id ? bot.transformers.snowflake(payload.application.guild_id) : undefined,
    customInstallUrl: payload.application.custom_install_url,
    // @ts-expect-error the partial here wont break anything
    guild: payload.application.guild ? bot.transformers.guild(bot, { guild: payload.application.guild, shardId: payload.shardId }) : undefined,
    approximateGuildCount: payload.application.approximate_guild_count,
    approximateUserInstallCount: payload.application.approximate_user_install_count,
    approximateUserAuthorizationCount: payload.application.approximate_user_authorization_count,
    bot: payload.application.bot ? bot.transformers.user(bot, payload.application.bot as DiscordUser) : undefined,
    interactionsEndpointUrl: payload.application.interactions_endpoint_url ? payload.application.interactions_endpoint_url : undefined,
    redirectUris: payload.application.redirect_uris,
    roleConnectionsVerificationUrl: payload.application.role_connections_verification_url,
    tags: payload.application.tags,
    installParams: payload.application.install_params
      ? {
          scopes: payload.application.install_params.scopes,
          permissions: bot.transformers.snowflake(payload.application.install_params.permissions),
        }
      : undefined,
    integrationTypesConfig: payload.application.integration_types_config
      ? {
          [DiscordApplicationIntegrationType.GuildInstall]: payload.application.integration_types_config['0']?.oauth2_install_params
            ? {
                oauth2InstallParams: {
                  scopes: payload.application.integration_types_config['0'].oauth2_install_params.scopes,
                  permissions: bot.transformers.snowflake(payload.application.integration_types_config['0'].oauth2_install_params.permissions),
                },
              }
            : undefined,
          [DiscordApplicationIntegrationType.UserInstall]: payload.application.integration_types_config['1']?.oauth2_install_params
            ? {
                oauth2InstallParams: {
                  scopes: payload.application.integration_types_config['1'].oauth2_install_params.scopes,
                  permissions: bot.transformers.snowflake(payload.application.integration_types_config['1'].oauth2_install_params.permissions),
                },
              }
            : undefined,
        }
      : undefined,
    eventWebhooksUrl: payload.application.event_webhooks_url,
    eventWebhooksStatus: payload.application.event_webhooks_status,
    eventWebhooksTypes: payload.application.event_webhooks_types,
  } as Application

  return bot.transformers.customizers.application(bot, payload.application, application)
}