import {z} from 'zod'

export type GetApiApiV5ChallengesChallengeIdUserHabitsArgs = {challenge_id: number};

export type GetApiApiV5ChallengesChallengeIdUserHabitsOptions = {baseUrl?: string | undefined, RWAPIKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const habitWidgetGoal = z.object({userHabitId: z.number().int().optional(), date: z.string().optional(), goalValue: z.number().int().optional(), currentValue: z.number().int().optional()});

export const userHabitWithValidationStatus = z.object({createdAt: z.string().optional(), updatedAt: z.string().optional(), deletedAt: z.string().optional(), id: z.number().int().optional(), userId: z.number().int(), habitId: z.number().int(), price: z.number().optional(), reminderTime: z.string().optional(), habitName: z.string(), habitType: z.string(), habitUnit: z.string(), habitIcon: z.string().optional(), habitIndividual: z.boolean(), habitInterfaceKey: z.string().optional(), habitContentsCategoryId: z.number().int().optional(), goal: habitWidgetGoal, challengeUserHabitId: z.number().int(), validationStatus: z.boolean()});

export const listOfUserHabitsForChallengeInResponse = z.object({userHabits: z.array(userHabitWithValidationStatus)});

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 the linked user habits with a challenge
 * 
 * GET /api/v5/challenges/{challenge_id}/user-habits
 */
export const getApiApiV5ChallengesChallengeIdUserHabits = async (args: GetApiApiV5ChallengesChallengeIdUserHabitsArgs, options?: GetApiApiV5ChallengesChallengeIdUserHabitsOptions) => {
const {baseUrl = "https://api.pavlok.com", fetch: fetchFn = fetch, RWAPIKeyHeader} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v5/challenges/${encodeURIComponent(String(args.challenge_id))}/user-habits${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(listOfUserHabitsForChallengeInResponse, await res.json())
};