import { apiWrapper, boolApiWrapper } from './index';

/** A raw collection row as returned by the API (positional from SQL columns) */
export type CollectionRow = [
  uuid: string,
  name: string,
  lastChange: string,
];

/** A raw shared collection row as returned by the API */
export type SharedCollectionRow = [
  uuid: string,
  name: string,
  user: string,
];

/**
 * Fetch all collections owned by the current user.
 *
 * @param token - The auth token
 * @returns An array of {@link CollectionRow} on success, or `undefined` on failure
 */
export async function getFullOwn(token: string): Promise<CollectionRow[] | undefined> {
  return apiWrapper<CollectionRow[]>('/api/collection/getFullOwn', { token });
}

/**
 * Fetch the detail of a single owned collection by UUID.
 *
 * @param token - The auth token
 * @param uuid - The collection UUID
 * @returns A single {@link CollectionRow} on success, or `undefined` on failure
 */
export async function getDetailOwn(token: string, uuid: string): Promise<CollectionRow | undefined> {
  return apiWrapper<CollectionRow>('/api/collection/getDetailOwn', { token, uuid });
}

/**
 * Create a new collection.
 *
 * @param token - The auth token
 * @param name - The collection name
 * @returns The new collection UUID on success, or `undefined` on failure
 */
export async function addOwn(token: string, name: string): Promise<string | undefined> {
  return apiWrapper<string>('/api/collection/addOwn', { token, name });
}

/**
 * Update an existing collection's name.
 *
 * @param token - The auth token
 * @param uuid - The collection UUID
 * @param name - The new collection name
 * @param lastChange - The last known `lastChange` value (optimistic concurrency)
 * @returns The new `lastChange` value on success, or `undefined` on failure
 */
export async function updateOwn(token: string, uuid: string, name: string, lastChange: string): Promise<string | undefined> {
  return apiWrapper<string>('/api/collection/updateOwn', { token, uuid, name, lastChange });
}

/**
 * Delete an owned collection.
 *
 * @param token - The auth token
 * @param uuid - The collection UUID
 * @param lastChange - The last known `lastChange` value (optimistic concurrency)
 * @returns `true` on success, `false` on failure
 */
export async function deleteOwn(token: string, uuid: string, lastChange: string): Promise<boolean> {
  return boolApiWrapper('/api/collection/deleteOwn', { token, uuid, lastChange });
}

/**
 * Fetch all users this collection is shared with.
 *
 * @param token - The auth token
 * @param uuid - The collection UUID
 * @returns An array of target usernames on success, or `undefined` on failure
 */
export async function getSharing(token: string, uuid: string): Promise<string[] | undefined> {
  return apiWrapper<string[]>('/api/collection/getSharing', { token, uuid });
}

/**
 * Remove a sharing target from a collection.
 *
 * @param token - The auth token
 * @param uuid - The collection UUID
 * @param target - The username to unshare with
 * @param lastChange - The last known `lastChange` value (optimistic concurrency)
 * @returns The new `lastChange` value on success, or `undefined` on failure
 */
export async function deleteSharing(token: string, uuid: string, target: string, lastChange: string): Promise<string | undefined> {
  return apiWrapper<string>('/api/collection/deleteSharing', { token, uuid, target, lastChange });
}

/**
 * Add a sharing target to a collection.
 *
 * @param token - The auth token
 * @param uuid - The collection UUID
 * @param target - The username to share with
 * @param lastChange - The last known `lastChange` value (optimistic concurrency)
 * @returns The new `lastChange` value on success, or `undefined` on failure
 */
export async function addSharing(token: string, uuid: string, target: string, lastChange: string): Promise<string | undefined> {
  return apiWrapper<string>('/api/collection/addSharing', { token, uuid, target, lastChange });
}

/**
 * Fetch all collections shared with the current user.
 *
 * @param token - The auth token
 * @returns An array of {@link SharedCollectionRow} on success, or `undefined` on failure
 */
export async function getShared(token: string): Promise<SharedCollectionRow[] | undefined> {
  return apiWrapper<SharedCollectionRow[]>('/api/collection/getShared', { token });
}