import {z} from 'zod'

export type BodyPostV1VerifyMicrosoftConnectionCapabilities = {credential_id: string};

export type CreateApiApiIntegrationsMicrosoftCheckArgs = {body: BodyPostV1VerifyMicrosoftConnectionCapabilities};

export type CreateApiApiIntegrationsMicrosoftCheckOptions = {baseUrl: string, HTTPBearerJWT?: string | undefined, fetch?: typeof fetch | undefined};

export const microsoftCapability = z.object({service: z.enum(["mail", "calendar", "files", "teams", "copilot", "work_iq"]), name: z.string(), status: z.enum(["available", "permission_needed", "admin_required", "setup_required", "work_account_only", "unavailable"]), scopes: z.array(z.string()).optional()});

export const microsoftAccessCheck = z.object({verified: z.boolean(), account_type: z.enum(["personal", "work"]).nullable(), capabilities: z.array(microsoftCapability), message: z.string(), admin_consent_url: z.string().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
};

/**
 * Verify Microsoft connection capabilities
 * 
 * POST /api/integrations/microsoft/check
 */
export const createApiApiIntegrationsMicrosoftCheck = async (args: CreateApiApiIntegrationsMicrosoftCheckArgs, options: CreateApiApiIntegrationsMicrosoftCheckOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearerJWT} = options ?? {}

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

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

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