import { describe, test, beforeEach, jest, expect } from '@jest/globals';
import initHandlerCommand from './route.js';
import { YError } from 'yerror';
import { type LogService } from 'common-services';
import { type Injector, type Service } from 'knifecycle';

describe('routeCommand', () => {
  const log = jest.fn<LogService>();
  const $injector = jest.fn<Injector<Service>>();

  beforeEach(() => {
    log.mockReset();
    $injector.mockReset();
  });

  describe('should work', () => {
    test('with all parameters', async () => {
      $injector.mockResolvedValueOnce({
        putEcho: async ({ body }: { body: unknown }) => ({
          status: 200,
          body,
        }),
      });

      const routeCommand = await initHandlerCommand({
        log,
        $injector,
      });

      await routeCommand({
        command: 'whook',
        rest: ['route'],
        namedArguments: {
          name: 'putEcho',
          parameters: '{"body": {"echo": "YOLO!"} }',
        },
      });

      expect({
        logCalls: log.mock.calls.filter(([type]) => !type.endsWith('stack')),
        injectorCalls: $injector.mock.calls,
      }).toMatchInlineSnapshot(`
       {
         "injectorCalls": [
           [
             [
               "putEcho",
             ],
           ],
         ],
         "logCalls": [
           [
             "debug",
             "route",
             "putEcho",
           ],
           [
             "debug",
             "parameters",
             {
               "body": {
                 "echo": "YOLO!",
               },
             },
           ],
           [
             "info",
             "{
         "status": 200,
         "body": {
           "echo": "YOLO!"
         }
       }",
           ],
         ],
       }
      `);
    });

    test('with route only', async () => {
      $injector.mockResolvedValueOnce({
        getPing: async ({ body }: { body: unknown }) => ({
          status: 200,
          body,
        }),
      });

      const routeCommand = await initHandlerCommand({
        log,
        $injector,
      });

      await routeCommand({
        command: 'whook',
        rest: ['route'],
        namedArguments: {
          name: 'getPing',
        },
      });

      expect({
        logCalls: log.mock.calls.filter(([type]) => !type.endsWith('stack')),
        injectorCalls: $injector.mock.calls,
      }).toMatchInlineSnapshot(`
       {
         "injectorCalls": [
           [
             [
               "getPing",
             ],
           ],
         ],
         "logCalls": [
           [
             "debug",
             "route",
             "getPing",
           ],
           [
             "debug",
             "parameters",
             {},
           ],
           [
             "info",
             "{
         "status": 200
       }",
           ],
         ],
       }
      `);
    });
  });

  describe('should fail', () => {
    test('with non JSON parameters', async () => {
      $injector.mockResolvedValueOnce({
        putEcho: async ({ body }: { body: unknown }) => ({
          status: 200,
          body,
        }),
      });

      const routeCommand = await initHandlerCommand({
        log,
        $injector,
      });

      try {
        await routeCommand({
          command: 'whook',
          rest: ['route'],
          namedArguments: {
            name: 'putEcho',
            parameters: '{"body: {"echo": "YOLO!"} }',
          },
        });
        throw new YError('E_UNEXPECTED_SUCCESS');
      } catch (err) {
        expect({
          errorCode: (err as YError).code,
          errorDebug: (err as YError).debug.slice(0, -1),
          logCalls: log.mock.calls.filter(([type]) => !type.endsWith('stack')),
          injectorCalls: $injector.mock.calls,
        }).toMatchInlineSnapshot(`
         {
           "errorCode": "E_BAD_PARAMETERS",
           "errorDebug": [],
           "injectorCalls": [],
           "logCalls": [],
         }
        `);
      }
    });

    test('with a failing route', async () => {
      $injector.mockResolvedValueOnce({
        putEcho: async () => {
          throw new YError('E_HANDLER_ERROR');
        },
      });

      const routeCommand = await initHandlerCommand({
        log,
        $injector,
      });

      try {
        await routeCommand({
          command: 'whook',
          rest: ['route'],
          namedArguments: {
            name: 'putEcho',
            parameters: '{"body": {"echo": "YOLO!"} }',
          },
        });
        throw new YError('E_UNEXPECTED_SUCCESS');
      } catch (err) {
        expect({
          errorCode: (err as YError).code,
          errorDebug: (err as YError).debug,
          logCalls: log.mock.calls.filter(([type]) => !type.endsWith('stack')),
          injectorCalls: $injector.mock.calls,
        }).toMatchInlineSnapshot(`
         {
           "errorCode": "E_UNEXPECTED_SUCCESS",
           "errorDebug": [],
           "injectorCalls": [
             [
               [
                 "putEcho",
               ],
             ],
           ],
           "logCalls": [
             [
               "debug",
               "route",
               "putEcho",
             ],
             [
               "debug",
               "parameters",
               {
                 "body": {
                   "echo": "YOLO!",
                 },
               },
             ],
             [
               "error",
               "Got an error while running the route.",
             ],
           ],
         }
        `);
      }
    });
  });
});