import {z} from 'zod'

export type GetApiV2ThemeArgs = {search?: string | undefined, order_criteria?: ('name' | 'created_at' | 'updated_at') | undefined, order_by?: ('ASC' | 'DESC') | undefined, page_number?: number | undefined, page_size?: number | undefined, populate_customer_details?: boolean | undefined};

export type GetApiV2ThemeOptions = {baseUrl?: string | undefined, BasicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const config = z.object({is_default: z.boolean().optional()});

export const theme = z.object({name: z.string().max(255), logo: z.string().optional(), entity_id: z.string().optional(), base_font_family: z.enum(["Roboto", "Open Sans", "Lato", "Slabo", "Oswald", "Source Sans Pro", "Montserrat", "Raleway", "PT Sans", "Lora", "Noto Sans", "Noto Serif", "Nunito Sans", "Concert One", "Prompt", "Work Sans"]).optional(), text_color: z.string().optional(), heading_color: z.string().optional(), background_color: z.string().optional(), panel_background_color: z.string().optional(), primary_color: z.string().optional(), primary_color_inverse: z.string().optional(), primary_color_disabled: z.string().optional(), primary_color_inverse_disabled: z.string().optional(), error_color: z.string().optional(), error_color_inverse: z.string().optional(), input_border_radius: z.number().optional(), input_border_width: z.number().optional(), hide_verifone_seal: z.boolean().optional(), config: config.optional(), id: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional()});

export const themeList = z.array(theme);

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 Themes
 * 
 * GET /v2/theme
 * 
 * Also accepts auth: BearerAuth
 */
export const getApiV2Theme = async (args: GetApiV2ThemeArgs, options?: GetApiV2ThemeOptions) => {
const {baseUrl = "https://emea.gsc.verifone.cloud/oidc/checkout-service", fetch: fetchFn = fetch, BasicAuth} = options ?? {}

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

if (args.search != null) query.append("search", String(args.search))
if (args.order_criteria != null) query.append("order_criteria", String(args.order_criteria))
if (args.order_by != null) query.append("order_by", String(args.order_by))
if (args.page_number != null) query.append("page_number", String(args.page_number))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.populate_customer_details != null) query.append("populate_customer_details", String(args.populate_customer_details))
if (BasicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${BasicAuth.username}:${BasicAuth.password}`)}`)

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