import {z} from 'zod'

export type GetApiTasksArgs = {'Accept-Language'?: string | undefined, count?: number | undefined, offset?: number | undefined, sort_field?: string | undefined, sort_direction?: ('ASC' | 'DESC') | undefined, task_type_id?: string | undefined, task_state_id?: string | undefined, customer_id?: string | undefined, priority?: (1 | 2 | 3 | 4) | undefined, due_date?: string | undefined, task_title?: string | undefined, task_note?: string | undefined};

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

export const task = z.object({task_id: z.string().optional(), task_type_id: z.string(), task_state_id: z.string(), customer_id: z.string(), task_note: z.string().optional(), task_title: z.string(), task_priority: z.union([z.literal(1), z.literal(2), z.literal(3), z.literal(4)]), due_date: z.string().optional(), created_at: z.string().optional(), state: z.union([z.literal(0), z.literal(1), z.literal(2)]).optional()});

export const getApiTasksResponse = z.object({data: z.object({tasks: z.array(task).optional(), total_items: z.number().int().optional()}).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
};

/**
 * Get all tasks
 * 
 * GET /tasks
 * 
 * Also accepts auth: basicAuth
 */
export const getApiTasks = async (args: GetApiTasksArgs, options?: GetApiTasksOptions) => {
const {baseUrl = "https://sandbox.crmcarecloud.com/webservice/rest-api/enterprise-interface/v1.0", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['Accept-Language'] != null) headers.set("Accept-Language", String(args['Accept-Language']))
if (args.count != null) query.append("count", String(args.count))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.sort_field != null) query.append("sort_field", String(args.sort_field))
if (args.sort_direction != null) query.append("sort_direction", String(args.sort_direction))
if (args.task_type_id != null) query.append("task_type_id", String(args.task_type_id))
if (args.task_state_id != null) query.append("task_state_id", String(args.task_state_id))
if (args.customer_id != null) query.append("customer_id", String(args.customer_id))
if (args.priority != null) query.append("priority", String(args.priority))
if (args.due_date != null) query.append("due_date", String(args.due_date))
if (args.task_title != null) query.append("task_title", String(args.task_title))
if (args.task_note != null) query.append("task_note", String(args.task_note))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/tasks${query.size > 0 ? `?${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(getApiTasksResponse, await res.json())
};