import {z} from 'zod'

export type PlatformEnum = 'FACEBOOK' | 'INSTAGRAM' | 'TWITTER' | 'LINKEDIN' | 'PINTEREST';

export type BulkSocialPostActionEnum = 'DRAFT' | 'SCHEDULE' | 'PUBLISH';

export type BulkSocialPostRowInput = {socialProfileId: string, platforms: Array<PlatformEnum>, name: string, content: string, link?: string | undefined, mediaUrls?: Array<string> | undefined, videoUrls?: Array<string> | undefined, scheduledAt?: string | undefined, scheduleDate?: string | undefined, scheduleTime?: string | undefined, action: BulkSocialPostActionEnum, connectedChannelIds?: Array<string> | undefined, clientReference?: string | undefined};

export type CreateApiApiV4SocialPostsArgs = {body: {input: BulkSocialPostRowInput}};

export type CreateApiApiV4SocialPostsOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const contextInfoType = z.object({key: z.string().optional(), value: z.string().optional()});

export const errorType = z.object({message: z.string().optional(), contextInfo: z.array(contextInfoType).optional(), code: z.string().optional()});

export const createSimpleSocialMediaPost = z.object({success: z.boolean().optional(), error: z.array(errorType).optional(), socialPostId: z.string().optional(), status: z.string().optional()});

export const apiError = z.object({message: z.string(), code: z.string().optional(), contextInfo: z.array(z.object({key: z.string().optional(), value: z.string().optional()})).optional()});

export const createApiApiV4SocialPostsResponse = z.object({data: z.object({createSimpleSocialMediaPost: createSimpleSocialMediaPost.optional()}), errors: z.array(apiError).optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Publish, schedule or draft one post for a brand across its connected channels.
 * 
 * POST /api/v4/social/posts
 * 
 * Also accepts auth: rapidApiKey + rapidApiHost
 */
export const createApiApiV4SocialPosts = async (args: CreateApiApiV4SocialPostsArgs, options?: CreateApiApiV4SocialPostsOptions) => {
const {baseUrl = "https://listingsapi.com", fetch: fetchFn = fetch, apiKey} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/json")

if (apiKey !== undefined) headers.set("Authorization", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v4/social/posts${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(createApiApiV4SocialPostsResponse, await res.json())
};