import {z} from 'zod'

export type GetApiCompaniesCompanySlugTransactionsArgs = {page?: number | undefined, pageSize?: number | undefined, lastModified?: string | undefined, lastModifiedLe?: string | undefined, lastModifiedLt?: string | undefined, lastModifiedGe?: string | undefined, lastModifiedGt?: string | undefined, createdDate?: string | undefined, createdDateLe?: string | undefined, createdDateLt?: string | undefined, createdDateGe?: string | undefined, createdDateGt?: string | undefined, type?: string | undefined};

export type GetApiCompaniesCompanySlugTransactionsOptions = {baseUrl?: string | undefined, fikenApiOauth?: string | undefined, fetch?: typeof fetch | undefined};

export const journalEntryLine = z.object({amount: z.number().int(), account: z.string().optional(), vatCode: z.string().optional(), debitAccount: z.string().optional(), debitVatCode: z.number().int().optional(), creditAccount: z.string().optional(), creditVatCode: z.number().int().optional(), projectId: z.array(z.number().int()).optional(), lastModifiedDate: z.string().optional()});

export const attachment = z.object({uuid: z.string().optional(), filename: z.string().optional(), identifier: z.string().optional(), downloadUrl: z.string().optional(), downloadUrlWithFikenNormalUserCredentials: z.string().optional(), comment: z.string().optional(), type: z.enum(["invoice", "reminder", "unspecified", "ocr", "bank_statement"]).optional()});

export const journalEntry = z.object({journalEntryId: z.number().int().optional(), createdDate: z.string().optional(), lastModifiedDate: z.string().optional(), transactionId: z.number().int().optional(), offsetTransactionId: z.number().int().optional(), transactionType: z.string().optional(), journalEntryNumber: z.number().int().optional(), description: z.string().max(200), date: z.string(), lines: z.array(journalEntryLine), attachments: z.array(attachment).optional()});

export const transaction = z.object({transactionId: z.number().int().optional(), createdDate: z.string().optional(), lastModifiedDate: z.string().optional(), description: z.string().optional(), type: z.string().optional(), entries: z.array(journalEntry).optional(), deleted: z.boolean().optional()});

export const getApiCompaniesCompanySlugTransactionsResponse = z.array(transaction);

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
};

/**
 * Returns all transactions for the specified company
 * 
 * GET /companies/{companySlug}/transactions
 */
export const getApiCompaniesCompanySlugTransactions = async (args: GetApiCompaniesCompanySlugTransactionsArgs, options?: GetApiCompaniesCompanySlugTransactionsOptions) => {
const {baseUrl = "https://api.fiken.no/api/v2", fetch: fetchFn = fetch, fikenApiOauth} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.lastModified != null) query.append("lastModified", String(args.lastModified))
if (args.lastModifiedLe != null) query.append("lastModifiedLe", String(args.lastModifiedLe))
if (args.lastModifiedLt != null) query.append("lastModifiedLt", String(args.lastModifiedLt))
if (args.lastModifiedGe != null) query.append("lastModifiedGe", String(args.lastModifiedGe))
if (args.lastModifiedGt != null) query.append("lastModifiedGt", String(args.lastModifiedGt))
if (args.createdDate != null) query.append("createdDate", String(args.createdDate))
if (args.createdDateLe != null) query.append("createdDateLe", String(args.createdDateLe))
if (args.createdDateLt != null) query.append("createdDateLt", String(args.createdDateLt))
if (args.createdDateGe != null) query.append("createdDateGe", String(args.createdDateGe))
if (args.createdDateGt != null) query.append("createdDateGt", String(args.createdDateGt))
if (args.type != null) query.append("type", String(args.type))
if (fikenApiOauth !== undefined) headers.set('authorization', `Bearer ${fikenApiOauth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/companies/${encodeURIComponent(String(args.companySlug))}/transactions${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(getApiCompaniesCompanySlugTransactionsResponse, await res.json())
};