import {z} from 'zod'

export type GetApiApiTasksArgs = {status?: ('inbox' | 'assigned' | 'in_progress' | 'quality_review' | 'done') | undefined, assigned_to?: string | undefined, priority?: ('critical' | 'high' | 'medium' | 'low') | undefined, limit?: number | undefined, offset?: number | undefined};

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

export const task = z.object({id: z.number().int().optional(), title: z.string().optional(), description: z.string().optional(), status: z.enum(["inbox", "assigned", "in_progress", "quality_review", "done"]).optional(), priority: z.enum(["critical", "high", "medium", "low"]).optional(), assigned_to: z.string().optional(), created_by: z.string().optional(), due_date: z.string().optional(), estimated_hours: z.number().optional(), tags: z.array(z.string()).optional(), metadata: z.object({}).optional(), created_at: z.number().int().optional(), updated_at: z.number().int().optional()});

export const getApiApiTasksResponse = z.object({tasks: z.array(task).optional(), total: z.number().int().optional(), page: z.number().int().optional(), limit: z.number().int().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
};

/**
 * List tasks
 * 
 * GET /api/tasks
 * 
 * Also accepts auth: apiKey
 */
export const getApiApiTasks = async (args: GetApiApiTasksArgs, options: GetApiApiTasksOptions) => {
const {baseUrl, fetch: fetchFn = fetch, sessionCookie} = options ?? {}

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

if (args.status != null) query.append("status", String(args.status))
if (args.assigned_to != null) query.append("assigned_to", String(args.assigned_to))
if (args.priority != null) query.append("priority", String(args.priority))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (sessionCookie !== undefined) cookies.push("__Host-mc-session=" + encodeURIComponent(sessionCookie))

const url = `${baseUrl.replace(/\/+$/, '')}/api/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(getApiApiTasksResponse, await res.json())
};