import {z} from 'zod'

export type QuestionAnswerWithoutLessonQuestion = {id?: string | undefined, answer: string, position?: number | undefined, correct?: boolean | undefined, next_lesson?: (string | null) | undefined, explanation?: (string | null) | undefined};

export type QuestionTitleAnswerOnly = {id?: (string | null) | undefined, title: string, answers?: Array<QuestionAnswerWithoutLessonQuestion> | undefined, type?: ('multi_select' | 'multi_choice') | undefined} | null;

export type EditorState = {id?: string | undefined, note_editor_state?: (string | null) | undefined, summary_editor_state?: (string | null) | undefined, question_editor_state?: (string | null) | undefined, quiz_editor_state?: (string | null) | undefined, quiz_message_state?: (string | null) | undefined};

export type LessonWrite = {question?: QuestionTitleAnswerOnly | undefined, title?: string | undefined, subtitle?: string | undefined, note?: (string | null) | undefined, summary?: string | undefined, written_content?: (string | null) | undefined, includes_video?: boolean | undefined, show_to_browser_link_in_slack?: boolean | undefined, video_url?: (string | null) | undefined, video_position?: (string | null) | undefined, curriculum?: string | undefined, position?: number | undefined, editor_content?: EditorState | undefined, is_simple_form?: boolean | undefined};

export type PatchApiApiLessonsIdArgs = {body: LessonWrite};

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

export const questionAnswerWithoutLessonQuestion = z.object({id: z.string().optional(), answer: z.string().min(1).max(150), position: z.number().int().gte(-32768).lte(32767).optional(), correct: z.boolean().optional(), next_lesson: z.string().nullable().optional(), explanation: z.string().nullable().optional()});

export const questionTitleAnswerOnly = z.object({id: z.string().nullable().optional(), title: z.string().min(1), answers: z.array(questionAnswerWithoutLessonQuestion).optional(), type: z.enum(["multi_select", "multi_choice"]).optional()}).nullable();

export const editorState = z.object({id: z.string().optional(), note_editor_state: z.string().nullable().optional(), summary_editor_state: z.string().nullable().optional(), question_editor_state: z.string().nullable().optional(), quiz_editor_state: z.string().nullable().optional(), quiz_message_state: z.string().nullable().optional()});

export const lessonWrite = z.object({question: questionTitleAnswerOnly.optional(), title: z.string().optional(), subtitle: z.string().optional(), note: z.string().nullable().optional(), summary: z.string().optional(), written_content: z.string().nullable().optional(), includes_video: z.boolean().optional(), show_to_browser_link_in_slack: z.boolean().optional(), video_url: z.string().nullable().optional(), video_position: z.string().nullable().optional(), curriculum: z.string().optional(), position: z.number().int().optional(), editor_content: editorState.optional(), is_simple_form: z.boolean().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
};

/**
 * PATCH /api/lessons/{id}
 */
export const patchApiApiLessonsId = async (args: PatchApiApiLessonsIdArgs, options?: PatchApiApiLessonsIdOptions) => {
const {baseUrl = "https://app.haekka.com", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/lessons/${encodeURIComponent(String(args.id))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", 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(lessonWrite, await res.json())
};