import {z} from 'zod'

export type GetApiCommsChatListArgs = {TENANT: string, 'API-KEY': string, page?: (number | null) | undefined, per_page?: (number | null) | undefined, sort_by?: (string | null) | undefined, sort_direction?: ('asc' | 'desc' | null) | undefined, location_id?: (string | null) | undefined, search_term?: (string | null) | undefined, patient_id?: (string | null) | undefined, chat_id?: (string | null) | undefined, unread_only?: boolean | undefined, unresponded_only?: boolean | undefined, human_only?: boolean | undefined};

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

export const chatStatus = z.enum(["READ", "UNREAD"]);

export const chatPatient = z.object({id: z.string(), firstName: z.string().nullable(), lastName: z.string().nullable(), primaryLocationId: z.string().nullable()});

export const chatSummary = z.object({id: z.string(), primaryPatientId: z.string().nullable(), status: chatStatus, patients: z.array(chatPatient), phoneNumber: z.string(), latestMessageContent: z.string().nullable().optional(), latestMessageDate: z.string().nullable().optional(), createdDate: z.string(), optedOutOfSms: z.boolean()});

export const pageChatSummary = z.object({data: z.array(chatSummary), total: z.number().int()});

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
};

/**
 * Get
 * 
 * GET /comms/chat/list
 */
export const getApiCommsChatList = async (args: GetApiCommsChatListArgs, options: GetApiCommsChatListOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.TENANT != null) headers.set("TENANT", String(args.TENANT))
if (args['API-KEY'] != null) headers.set("API-KEY", String(args['API-KEY']))
if (args.page != null) query.append("page", String(args.page))
if (args.per_page != null) query.append("per_page", String(args.per_page))
if (args.sort_by != null) query.append("sort_by", String(args.sort_by))
if (args.sort_direction != null) query.append("sort_direction", String(args.sort_direction))
if (args.location_id != null) query.append("location_id", String(args.location_id))
if (args.search_term != null) query.append("search_term", String(args.search_term))
if (args.patient_id != null) query.append("patient_id", String(args.patient_id))
if (args.chat_id != null) query.append("chat_id", String(args.chat_id))
if (args.unread_only != null) query.append("unread_only", String(args.unread_only))
if (args.unresponded_only != null) query.append("unresponded_only", String(args.unresponded_only))
if (args.human_only != null) query.append("human_only", String(args.human_only))

const url = `${baseUrl.replace(/\/+$/, '')}/comms/chat/list${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

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

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