import {z} from 'zod'

export type GetApiCompaniesCompanyIdSyncExpensesMappingOptionsArgs = {companyId: string};

export type GetApiCompaniesCompanyIdSyncExpensesMappingOptionsOptions = {baseUrl?: string | undefined, authHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const validTransactionTypes = z.array(z.enum(["Payment", "Refund", "Reward", "Chargeback"]));

export const validFor = z.array(z.enum(["expense-transactions.Payment", "expense-transactions.Refund", "expense-transactions.Reward", "expense-transactions.Chargeback", "reimbursable-expense-transactions", "transfer-transactions", "adjustment-transactions"]));

export const accountMappingInfo = z.object({id: z.string().optional(), nominalCode: z.string().nullable().optional(), name: z.string().optional(), currency: z.string().optional(), accountType: z.enum(["Asset", "Liability", "Income", "Expense", "Equity"]).optional(), fullyQualifiedCategory: z.string().optional(), isBankAccount: z.boolean().optional(), validTransactionTypes: validTransactionTypes.optional(), validFor: validFor.optional()});

export const trackingCategoryMappingInfo = z.object({id: z.string().optional(), name: z.string().optional(), hasChildren: z.boolean().optional(), parentId: z.string().nullable().optional()});

export const taxRateMappingInfo = z.object({id: z.string().optional(), name: z.string().optional(), code: z.string().nullable().optional(), effectiveTaxRate: z.number().optional(), totalTaxRate: z.number().optional(), validTransactionTypes: validTransactionTypes.optional()});

export const mappingOptions = z.object({expenseProvider: z.string().nullable().optional(), accounts: z.array(accountMappingInfo).nullable().optional(), trackingCategories: z.array(trackingCategoryMappingInfo).nullable().optional(), taxRates: z.array(taxRateMappingInfo).nullable().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
};

/**
 * Mapping options
 * 
 * GET /companies/{companyId}/sync/expenses/mappingOptions
 */
export const getApiCompaniesCompanyIdSyncExpensesMappingOptions = async (args: GetApiCompaniesCompanyIdSyncExpensesMappingOptionsArgs, options?: GetApiCompaniesCompanyIdSyncExpensesMappingOptionsOptions) => {
const {baseUrl = "https://api.codat.io", fetch: fetchFn = fetch, authHeader} = options ?? {}

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

if (authHeader !== undefined) headers.set("Authorization", authHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/companies/${encodeURIComponent(String(args.companyId))}/sync/expenses/mappingOptions${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(mappingOptions, await res.json())
};