import {z} from 'zod'

export type ChannelCreate = {code: string, name: string, type: 'MARKETPLACE' | 'ECOMMERCE' | 'POS' | 'TELEVENDAS' | 'WHATSAPP' | 'APP', active?: boolean | undefined, metadata?: (Record<string, never> | null) | undefined};

export type CreateApiApiV1ChannelsArgs = {body: ChannelCreate};

export type CreateApiApiV1ChannelsOptions = {baseUrl?: string | undefined, basic?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const channelCreateResponse = z.object({id: z.string(), code: z.string(), name: z.string(), type: z.enum(["MARKETPLACE", "ECOMMERCE", "POS", "TELEVENDAS", "WHATSAPP", "APP"]), active: z.boolean(), metadata: z.object({}).nullable(), created_at: z.string(), updated_at: z.string()});

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
};

/**
 * Create channel
 * 
 * POST /api/v1/channels
 * 
 * Also accepts auth: bearer
 */
export const createApiApiV1Channels = async (args: CreateApiApiV1ChannelsArgs, options?: CreateApiApiV1ChannelsOptions) => {
const {baseUrl = "https://oms-api.tenant.krzlabs.io", fetch: fetchFn = fetch, basic} = options ?? {}

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

if (basic !== undefined) headers.set('authorization', `Basic ${btoa(`${basic.username}:${basic.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/channels${query.size > 0 ? `?${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(channelCreateResponse, await res.json())
};