import Vue from 'vue';
import testAction from 'spec/helpers/vuex_action_helper';
import { showTreeEntry } from '~/ide/stores/actions/tree';
import * as types from '~/ide/stores/mutation_types';
import store from '~/ide/stores';
import service from '~/ide/services';
import router from '~/ide/ide_router';
import { file, resetStore, createEntriesFromPaths } from '../../helpers';

describe('Multi-file store tree actions', () => {
  let projectTree;

  const basicCallParameters = {
    endpoint: 'rootEndpoint',
    projectId: 'abcproject',
    branch: 'master',
    branchId: 'master',
  };

  beforeEach(() => {
    spyOn(router, 'push');

    store.state.currentProjectId = 'abcproject';
    store.state.currentBranchId = 'master';
    store.state.projects.abcproject = {
      web_url: '',
      branches: {
        master: {
          workingReference: '1',
        },
      },
    };
  });

  afterEach(() => {
    resetStore(store);
  });

  describe('getFiles', () => {
    beforeEach(() => {
      spyOn(service, 'getFiles').and.returnValue(
        Promise.resolve({
          json: () =>
            Promise.resolve([
              'file.txt',
              'folder/fileinfolder.js',
              'folder/subfolder/fileinsubfolder.js',
            ]),
        }),
      );
    });

    it('calls service getFiles', done => {
      store
        .dispatch('getFiles', basicCallParameters)
        .then(() => {
          expect(service.getFiles).toHaveBeenCalledWith('', 'master');

          done();
        })
        .catch(done.fail);
    });

    it('adds data into tree', done => {
      store
        .dispatch('getFiles', basicCallParameters)
        .then(() => {
          projectTree = store.state.trees['abcproject/master'];
          expect(projectTree.tree.length).toBe(2);
          expect(projectTree.tree[0].type).toBe('tree');
          expect(projectTree.tree[0].tree[1].name).toBe('fileinfolder.js');
          expect(projectTree.tree[1].type).toBe('blob');
          expect(projectTree.tree[0].tree[0].tree[0].type).toBe('blob');
          expect(projectTree.tree[0].tree[0].tree[0].name).toBe('fileinsubfolder.js');

          done();
        })
        .catch(done.fail);
    });
  });

  describe('toggleTreeOpen', () => {
    let tree;

    beforeEach(() => {
      tree = file('testing', '1', 'tree');
      store.state.entries[tree.path] = tree;
    });

    it('toggles the tree open', done => {
      store
        .dispatch('toggleTreeOpen', tree.path)
        .then(() => {
          expect(tree.opened).toBeTruthy();

          done();
        })
        .catch(done.fail);
    });
  });

  describe('showTreeEntry', () => {
    beforeEach(() => {
      const paths = [
        'grandparent',
        'ancestor',
        'grandparent/parent',
        'grandparent/aunt',
        'grandparent/parent/child.txt',
        'grandparent/aunt/cousing.txt',
      ];

      Object.assign(store.state.entries, createEntriesFromPaths(paths));
    });

    it('opens the parents', done => {
      testAction(
        showTreeEntry,
        'grandparent/parent/child.txt',
        store.state,
        [
          { type: types.SET_TREE_OPEN, payload: 'grandparent/parent' },
          { type: types.SET_TREE_OPEN, payload: 'grandparent' },
        ],
        [
          { type: 'showTreeEntry' },
        ],
        done,
      );
    });
  });

  describe('getLastCommitData', () => {
    beforeEach(() => {
      spyOn(service, 'getTreeLastCommit').and.returnValue(
        Promise.resolve({
          headers: {
            'more-logs-url': null,
          },
          json: () =>
            Promise.resolve([
              {
                type: 'tree',
                file_name: 'testing',
                commit: {
                  message: 'commit message',
                  authored_date: '123',
                },
              },
            ]),
        }),
      );

      store.state.trees['abcproject/mybranch'] = {
        tree: [],
      };

      projectTree = store.state.trees['abcproject/mybranch'];
      projectTree.tree.push(file('testing', '1', 'tree'));
      projectTree.lastCommitPath = 'lastcommitpath';
    });

    it('calls service with lastCommitPath', done => {
      store
        .dispatch('getLastCommitData', projectTree)
        .then(() => {
          expect(service.getTreeLastCommit).toHaveBeenCalledWith('lastcommitpath');

          done();
        })
        .catch(done.fail);
    });

    it('updates trees last commit data', done => {
      store
        .dispatch('getLastCommitData', projectTree)
        .then(Vue.nextTick)
        .then(() => {
          expect(projectTree.tree[0].lastCommit.message).toBe('commit message');

          done();
        })
        .catch(done.fail);
    });

    it('does not update entry if not found', done => {
      projectTree.tree[0].name = 'a';

      store
        .dispatch('getLastCommitData', projectTree)
        .then(Vue.nextTick)
        .then(() => {
          expect(projectTree.tree[0].lastCommit.message).not.toBe('commit message');

          done();
        })
        .catch(done.fail);
    });
  });
});