import {z} from 'zod'

export type GetApiV2CollectionsArgs = {jurisdiction?: string | undefined, type?: ('published' | 'draft') | undefined};

export type GetApiV2CollectionsOptions = {baseUrl?: string | undefined, ucApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const def5 = z.object({collectionId: z.string().optional(), name: z.string().optional(), frameworks: z.array(z.string()).optional(), configIds: z.array(z.string()).optional(), jurisdiction: z.string().optional(), created: z.string().optional(), updated: z.string().optional(), type: z.string().optional(), consents: z.array(z.object({privacyProtocolId: z.string().nullable().optional(), name: z.string().nullable().optional(), trigger: z.string().nullable().optional(), type: z.enum(["consent", "preference", "null"]).nullable().optional(), title: z.string().nullable().optional(), description: z.string().nullable().optional(), defaultAction: z.enum(["ACCEPT", "REJECT", "UNSELECTED", "null"]).nullable().optional(), acceptWording: z.string().nullable().optional(), rejectWording: z.string().nullable().optional(), enabled: z.boolean().nullable().optional(), collectionId: z.string().nullable().optional(), frameworks: z.array(z.string()).nullable().optional(), frameworkDefaults: z.object({gpc: z.boolean().optional()}).and(z.record(z.string(), z.unknown())).nullable().optional(), integrations: z.array(z.record(z.string(), z.unknown())).nullable().optional()}).and(z.record(z.string(), z.unknown()))).optional(), preferences: z.array(z.object({privacyProtocolId: z.string().nullable().optional(), name: z.string().nullable().optional(), trigger: z.string().nullable().optional(), type: z.enum(["consent", "preference", "null"]).nullable().optional(), title: z.string().nullable().optional(), description: z.string().nullable().optional(), defaultAction: z.enum(["ACCEPT", "REJECT", "UNSELECTED", "null"]).nullable().optional(), acceptWording: z.string().nullable().optional(), rejectWording: z.string().nullable().optional(), enabled: z.boolean().nullable().optional(), collectionId: z.string().nullable().optional(), frameworks: z.array(z.string()).nullable().optional(), frameworkDefaults: z.object({gpc: z.boolean().optional()}).and(z.record(z.string(), z.unknown())).nullable().optional(), integrations: z.array(z.record(z.string(), z.unknown())).nullable().optional()}).and(z.record(z.string(), z.unknown()))).optional()});

export const def6 = z.object({jurisdictions: z.array(z.string()).optional(), collection: def5.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
};

/**
 * Retrieves all collections for a given configId based on jurisdiction
 * 
 * GET /v2/collections
 */
export const getApiV2Collections = async (args: GetApiV2CollectionsArgs, options?: GetApiV2CollectionsOptions) => {
const {baseUrl = "https://uc.api.osano.com", fetch: fetchFn = fetch, ucApiKey} = options ?? {}

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

if (args.jurisdiction != null) query.append("jurisdiction", String(args.jurisdiction))
if (args.type != null) query.append("type", String(args.type))
if (ucApiKey !== undefined) headers.set("x-uc-api-key", ucApiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/collections${query.size > 0 ? `?${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(def6, await res.json())
};