import type {
  IntegrationAccountRequirement,
  TriggerDefinition,
  TriggerPresentationContext,
} from "../types"

const TALLY_ACCOUNT = {
  connectionOptions: [{ connectionMethodId: "api-key", requiredScopes: [] }],
  serviceId: "tally",
} as const satisfies IntegrationAccountRequirement

export const tallyTriggerDefinitions = {
  tallyFormEvent: definition("tally.form.event"),
  tallyFormResponse: definition("tally.form.response"),
} as const satisfies Record<string, TriggerDefinition>

/**
 * Builds one account-backed Tally trigger definition.
 *
 * @param type Registered trigger type.
 */
function definition<TType extends string>(type: TType) {
  return {
    account: TALLY_ACCOUNT,
    getPrimary: getFormId,
    type,
  } as const
}

/**
 * Extracts the provider form ID displayed for a Tally trigger.
 *
 * @param context Trigger presentation context.
 * @throws When the trigger config omits its form ID.
 */
function getFormId(context: TriggerPresentationContext) {
  if (
    typeof context.config !== "object" ||
    context.config === null ||
    !("formId" in context.config) ||
    typeof context.config.formId !== "string"
  ) {
    throw new TypeError("Tally trigger configuration requires a formId.")
  }
  return { copyable: true, value: context.config.formId }
}