import {z} from 'zod'

export type DocumentTemplateContentRequest = {label: string, name?: string | undefined, type: 'string' | 'number' | 'date_time' | 'photos' | 'multi_choices' | 'signature' | 'barcode' | 'single_choice', required?: boolean | undefined, validation?: ({min?: number | undefined, max?: number | undefined, min_items?: number | undefined, max_items?: number | undefined}) | undefined, meta?: {options: Array<{label: string, value: string}>} | undefined};

export type CreateApiFleetifyDocumentTemplatesArgs = {key: string, body: {name: string, content: Array<DocumentTemplateContentRequest>}};

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

export const documentTemplateContentResponse = z.object({label: z.string().optional(), name: z.string().optional(), type: z.string().optional(), required: z.boolean().optional(), validation: z.object({min: z.number().int().optional(), max: z.number().int().optional(), min_items: z.string().optional(), max_items: z.string().optional()}).optional(), meta: z.object({options: z.array(z.object({label: z.string().optional(), value: z.string().optional()})).optional()}).optional()});

export const createApiFleetifyDocumentTemplatesResponse = z.object({status: z.number().int().optional(), msg: z.string().optional(), data: z.object({id: z.string().optional(), name: z.string().optional(), content: z.array(documentTemplateContentResponse).optional()}).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
};

/**
 * Create Document template
 * 
 * POST /fleetify/document_templates
 */
export const createApiFleetifyDocumentTemplates = async (args: CreateApiFleetifyDocumentTemplatesArgs, options?: CreateApiFleetifyDocumentTemplatesOptions) => {
const {baseUrl = "https://api.nextbillion.io", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.key != null) query.append("key", String(args.key))
if (apiKey !== undefined) query.set("key", apiKey)

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