import {z} from 'zod'

export type GetApiV1TasksArgs = {status?: ('idle' | 'queued' | 'running' | 'awaiting_input' | 'completed' | 'cancelled' | 'failed') | undefined, projectId?: string | undefined, cursor?: string | undefined, limit?: number | undefined};

export type GetApiV1TasksOptions = {baseUrl?: string | undefined, personalApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const listPublicApiTasksResponseDto = z.object({tasks: z.array(z.object({id: z.string(), title: z.string(), status: z.enum(["idle", "queued", "running", "awaiting_input", "completed", "cancelled", "failed"]), executionMode: z.enum(["adam", "external"]).optional(), projectId: z.string().nullable(), model: z.object({slug: z.string().min(1).max(64).nullable(), fast: z.boolean(), effort: z.enum(["low", "medium", "high", "xhigh", "max"]).nullable()}).nullable(), pendingInteraction: z.object({id: z.string(), type: z.enum(["question", "approval"]), prompt: z.string().nullable()}).nullable(), createdAt: z.string(), updatedAt: z.string()})), nextCursor: z.array(z.string())});

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 /v1/tasks
 * 
 * Also accepts auth: adamId
 */
export const getApiV1Tasks = async (args: GetApiV1TasksArgs, options?: GetApiV1TasksOptions) => {
const {baseUrl = "https://api.adam.new", fetch: fetchFn = fetch, personalApiKey} = 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.projectId != null) query.append("projectId", String(args.projectId))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.limit != null) query.append("limit", String(args.limit))
if (personalApiKey !== undefined) headers.set('authorization', `Bearer ${personalApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/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(listPublicApiTasksResponseDto, await res.json())
};