import {z} from 'zod'

export type GetApiV1PublicSiteSettingsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const siteV1AnalyticsScriptEntry = z.object({attributes: z.record(z.string(), z.string()).optional(), content: z.string().optional(), id: z.string().optional(), src: z.string().optional(), strategy: z.string().optional()});

export const siteV1PaymentMethods = z.object({alipay: z.boolean().optional(), stripe: z.boolean().optional(), wechat: z.boolean().optional()});

export const siteV1RealnameVerifyCapability = z.object({documentTypes: z.array(z.string()).optional(), verifyMethod: z.string().optional()});

export const siteV1RechargeLimit = z.object({max: z.string().optional(), min: z.string().optional()});

export const siteV1SecuritySettings = z.object({loginLockMinutes: z.number().int().optional(), passwordMinLength: z.number().int().optional(), twoFactorRequired: z.boolean().optional()});

export const siteV1GetPublicSiteSettingsReply = z.object({aliyunCaptchaPrefix: z.string().optional(), aliyunCaptchaRegion: z.string().optional(), aliyunCaptchaSceneId: z.string().optional(), allowRegister: z.boolean().optional(), analyticsScripts: z.array(siteV1AnalyticsScriptEntry).optional(), apiBaseUrl: z.string().optional(), captchaEnabled: z.boolean().optional(), captchaProvider: z.string().optional(), defaultPlanId: z.string().optional(), emailAliasRestrictionEnabled: z.boolean().optional(), emailDomainWhitelist: z.array(z.string()).optional(), emailEnabled: z.boolean().optional(), enterpriseUpgradeEnabled: z.boolean().optional(), geetestCaptchaId: z.string().optional(), invoiceApplicationEnabled: z.boolean().optional(), maintenanceMode: z.boolean().optional(), paymentMethods: siteV1PaymentMethods.optional(), platformName: z.string().optional(), platformNameEn: z.string().optional(), platformUrl: z.string().optional(), realnameDocumentTypes: z.array(z.string()).optional(), realnameEnforceApikeyCreate: z.boolean().optional(), realnameEnforceGateway: z.boolean().optional(), realnameEnforceTopup: z.boolean().optional(), realnameVerifyCapabilities: z.array(siteV1RealnameVerifyCapability).optional(), realnameVerifyDefaultMethod: z.string().optional(), realnameVerifyEnabled: z.boolean().optional(), realnameVerifyMethods: z.array(z.string()).optional(), rechargeLimit: siteV1RechargeLimit.optional(), security: siteV1SecuritySettings.optional(), supportEmail: z.string().optional(), trialDays: 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
};

/**
 * GetPublicSiteSettings 获取公开站点配置（免认证，供 Web 首屏读取）。
 * 
 * GET /v1/public/site-settings
 */
export const getApiV1PublicSiteSettings = async (options: GetApiV1PublicSiteSettingsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/public/site-settings${query.size > 0 ? `?${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(siteV1GetPublicSiteSettingsReply, await res.json())
};