import {z} from 'zod'

export type Approver = {id?: string | undefined, version?: string | undefined, createdDate?: number | undefined, groupId?: string | undefined, lastModifiedDate?: number | undefined, personId?: string | undefined, positionNumber?: number | undefined};

export type ApprovalRule = {id?: string | undefined, version?: string | undefined, active?: boolean | undefined, approvers?: Array<Approver> | undefined, conditionAmount?: unknown | undefined, conditionType?: ('HEADER_DISCOUNT_FROM' | 'HEADER_SURCHARGE_FROM' | 'ITEM_DISCOUNT_FROM' | 'MARGIN_AMOUNT_FROM' | 'MARGIN_PERCENTAGE_FROM' | 'TOTAL_GROSS_AMOUNT_FROM' | 'TOTAL_NET_AMOUNT_FROM') | undefined, createdDate?: number | undefined, event: 'PURCHASE_INVOICE_CHECKED' | 'PURCHASE_INVOICE_ENTRY_COMPLETED' | 'PURCHASE_INVOICE_OPEN_ITEM_CREATED' | 'PURCHASE_INVOICE_VERIFICATION_STARTED' | 'PURCHASE_ORDER_CONFIRMED' | 'PURCHASE_ORDER_DOCUMENTS_PRINTED' | 'PURCHASE_ORDER_ENTRY_COMPLETED' | 'QUOTATION_ENTRY_COMPLETED' | 'SALES_ORDER_ORDER_CONFIRMATION_PRINTED', lastModifiedDate?: number | undefined, name?: string | undefined, requesterGroupId?: string | undefined, requesterPersonId?: string | undefined};

export type CreateApiApprovalRuleArgs = {dryRun?: boolean | undefined, body: ApprovalRule};

export type CreateApiApprovalRuleOptions = {baseUrl: string, APIToken?: string | undefined, fetch?: typeof fetch | undefined};

export const approver = z.object({id: z.string().optional(), version: z.string().optional(), createdDate: z.number().int().optional(), groupId: z.string().optional(), lastModifiedDate: z.number().int().optional(), personId: z.string().optional(), positionNumber: z.number().int().optional()});

export const approvalRule = z.object({id: z.string().optional(), version: z.string().optional(), active: z.boolean().optional(), approvers: z.array(approver).optional(), conditionAmount: z.string().optional(), conditionType: z.enum(["HEADER_DISCOUNT_FROM", "HEADER_SURCHARGE_FROM", "ITEM_DISCOUNT_FROM", "MARGIN_AMOUNT_FROM", "MARGIN_PERCENTAGE_FROM", "TOTAL_GROSS_AMOUNT_FROM", "TOTAL_NET_AMOUNT_FROM"]).optional(), createdDate: z.number().int().optional(), event: z.enum(["PURCHASE_INVOICE_CHECKED", "PURCHASE_INVOICE_ENTRY_COMPLETED", "PURCHASE_INVOICE_OPEN_ITEM_CREATED", "PURCHASE_INVOICE_VERIFICATION_STARTED", "PURCHASE_ORDER_CONFIRMED", "PURCHASE_ORDER_DOCUMENTS_PRINTED", "PURCHASE_ORDER_ENTRY_COMPLETED", "QUOTATION_ENTRY_COMPLETED", "SALES_ORDER_ORDER_CONFIRMATION_PRINTED"]), lastModifiedDate: z.number().int().optional(), name: z.string().optional(), requesterGroupId: z.string().optional(), requesterPersonId: z.string().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 a approvalRule
 * 
 * POST /approvalRule
 */
export const createApiApprovalRule = async (args: CreateApiApprovalRuleArgs, options: CreateApiApprovalRuleOptions) => {
const {baseUrl, fetch: fetchFn = fetch, APIToken} = options ?? {}

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

if (args.dryRun != null) query.append("dryRun", String(args.dryRun))
if (APIToken !== undefined) headers.set("AuthenticationToken", APIToken)

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