import {z} from 'zod'

export type ContactItemPayload = {id?: number | undefined, contactType: 'email' | 'phone' | 'mobile' | 'other' | 'fax' | 'website', contactValue: string};

export type PersonPayload = {firstName: string, lastName?: string | undefined, position?: string | undefined, company?: string | undefined, contactItems?: Array<ContactItemPayload> | undefined};

export type AddressPayload = {address1: string, address2?: string | undefined, addressSuburb?: string | undefined, addressCity?: string | undefined, addressRegion?: string | undefined, addressPostcode?: string | undefined, addressCountry?: string | undefined};

export type CreateApiSitesArgs = {body: {name?: string | undefined, defaultContact: PersonPayload, billingContact?: PersonPayload | undefined, siteAddress: AddressPayload, postalAddress?: AddressPayload | undefined}};

export type CreateApiSitesOptions = {baseUrl?: string | undefined, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const contactItem = z.object({id: z.number(), contactType: z.enum(["email", "phone", "mobile", "other", "fax", "website"]), contactValue: z.string()});

export const personContact = z.object({id: z.number(), firstName: z.string().nullable(), lastName: z.string().nullable(), position: z.string().nullable(), company: z.string().nullable(), contactItems: z.array(contactItem).nullable()});

export const addressContact = z.object({id: z.number(), address1: z.string().nullable(), address2: z.string().nullable(), addressSuburb: z.string().nullable(), addressCity: z.string().nullable(), addressRegion: z.string().nullable(), addressPostcode: z.string().nullable(), addressCountry: z.string().nullable()});

export const links = z.object({href: z.string(), rel: z.string(), type: z.enum(["GET", "POST", "PUT", "PATCH"])});

export const site = z.object({id: z.number(), companyId: z.number(), name: z.string().nullable(), createdAt: z.string(), defaultContact: personContact, billingContact: personContact.nullable(), physicalAddress: addressContact, postalAddress: addressContact.nullable(), isArchived: z.boolean(), deletedAt: z.string().nullable(), links: z.array(links)});

export const siteByIdResponse = z.object({result: z.string(), data: site});

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 new site
 * 
 * POST /sites
 * 
 * Also accepts auth: PersonalAccessToken
 */
export const createApiSites = async (args: CreateApiSitesArgs, options?: CreateApiSitesOptions) => {
const {baseUrl = "https://api.fergus.com", fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

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