import {z} from 'zod'

export type GetApiBusinessesIdEmailTemplatesArgs = {id: string, include_project_email_templates?: 'true' | undefined};

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

export const emailTemplate = z.object({id: z.string(), name: z.string(), subject: z.string(), body: z.string().nullable(), kind: z.enum(["html", "unlayer", "old_editor", "editor"]), template_html: z.string().nullable(), template_json: z.unknown(), new_template_json: z.unknown(), new_template_html: z.string().nullable(), attachments: z.array(z.object({id: z.string(), name: z.string()})), metadata: z.record(z.string(), z.unknown()), created_at: z.string(), enabled_at: z.string().nullable().optional()});

export const getApiBusinessesIdEmailTemplatesResponse = z.object({email_templates: z.array(emailTemplate)});

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
};

/**
 * List all email templates for a business
 * 
 * GET /businesses/{id}/email_templates
 */
export const getApiBusinessesIdEmailTemplates = async (args: GetApiBusinessesIdEmailTemplatesArgs, options?: GetApiBusinessesIdEmailTemplatesOptions) => {
const {baseUrl = "https://api.pocketflows.com", fetch: fetchFn = fetch, HttpBasicAuth} = options ?? {}

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

if (args.include_project_email_templates != null) query.append("include_project_email_templates", String(args.include_project_email_templates))
if (HttpBasicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${HttpBasicAuth.username}:${HttpBasicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/businesses/${encodeURIComponent(String(args.id))}/email_templates${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(getApiBusinessesIdEmailTemplatesResponse, await res.json())
};