import {z} from 'zod'

export type CreateCheckin = {checked_in_at?: string | undefined, tags?: Array<string> | undefined, link?: string | undefined, note?: string | undefined, is_private?: boolean | undefined, is_too_sensitive?: boolean | undefined, discard_elapsed_time?: boolean | undefined};

export type CreateApiV1CheckinsArgs = {body: CreateCheckin};

export type CreateApiV1CheckinsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const checkinSummary = z.object({current_session_elapsed: z.number().int(), total_checkins: z.number().int(), total_times: z.number().int(), average_interval: z.number().int(), median_interval: z.number().int(), longest_interval: z.number().int(), shortest_interval: z.number().int()});

export const user = z.object({name: z.string().max(15), display_name: z.string().max(20), is_protected: z.boolean(), private_likes: z.boolean(), bio: z.string().max(160).optional(), url: z.string().optional(), checkin_summary: checkinSummary.optional()});

export const checkin = z.object({id: z.number().int().optional(), checked_in_at: z.string().optional(), tags: z.array(z.string().max(255)).optional(), link: z.string().max(2000).optional(), note: z.string().max(500).optional(), is_private: z.boolean().optional(), is_too_sensitive: z.boolean().optional(), discard_elapsed_time: z.boolean().optional(), source: z.enum(["web", "csv", "webhook", "api"]).optional(), user: user.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
};

/**
 * チェックインの作成
 * 
 * POST /v1/checkins
 */
export const createApiV1Checkins = async (args: CreateApiV1CheckinsArgs, options?: CreateApiV1CheckinsOptions) => {
const {baseUrl = "https://shikorism.net/api", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/checkins${query.size > 0 ? `?${query}` : ''}`

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