import * as urlUtils from '~/lib/utils/url_utility';
import store from '~/ide/stores';
import router from '~/ide/ide_router';
import { resetStore, file } from '../helpers';

describe('Multi-file store actions', () => {
  beforeEach(() => {
    spyOn(router, 'push');
  });

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

  describe('redirectToUrl', () => {
    it('calls visitUrl', done => {
      spyOn(urlUtils, 'visitUrl');

      store
        .dispatch('redirectToUrl', 'test')
        .then(() => {
          expect(urlUtils.visitUrl).toHaveBeenCalledWith('test');

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

  describe('setInitialData', () => {
    it('commits initial data', done => {
      store
        .dispatch('setInitialData', { canCommit: true })
        .then(() => {
          expect(store.state.canCommit).toBeTruthy();
          done();
        })
        .catch(done.fail);
    });
  });

  describe('discardAllChanges', () => {
    beforeEach(() => {
      const f = file('discardAll');
      f.changed = true;

      store.state.openFiles.push(f);
      store.state.changedFiles.push(f);
      store.state.entries[f.path] = f;
    });

    it('discards changes in file', done => {
      store
        .dispatch('discardAllChanges')
        .then(() => {
          expect(store.state.openFiles.changed).toBeFalsy();
        })
        .then(done)
        .catch(done.fail);
    });

    it('removes all files from changedFiles state', done => {
      store
        .dispatch('discardAllChanges')
        .then(() => {
          expect(store.state.changedFiles.length).toBe(0);
          expect(store.state.openFiles.length).toBe(1);
        })
        .then(done)
        .catch(done.fail);
    });
  });

  describe('closeAllFiles', () => {
    beforeEach(() => {
      const f = file('closeAll');
      store.state.openFiles.push(f);
      store.state.openFiles[0].opened = true;
      store.state.entries[f.path] = f;
    });

    it('closes all open files', done => {
      store
        .dispatch('closeAllFiles')
        .then(() => {
          expect(store.state.openFiles.length).toBe(0);

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

  describe('createTempEntry', () => {
    beforeEach(() => {
      document.body.innerHTML += '<div class="flash-container"></div>';

      store.state.currentProjectId = 'abcproject';
      store.state.currentBranchId = 'mybranch';

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

    afterEach(() => {
      document.querySelector('.flash-container').remove();
    });

    describe('tree', () => {
      it('creates temp tree', done => {
        store
          .dispatch('createTempEntry', {
            branchId: store.state.currentBranchId,
            name: 'test',
            type: 'tree',
          })
          .then(() => {
            const entry = store.state.entries.test;

            expect(entry).not.toBeNull();
            expect(entry.type).toBe('tree');

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

      it('creates new folder inside another tree', done => {
        const tree = {
          type: 'tree',
          name: 'testing',
          path: 'testing',
          tree: [],
        };

        store.state.entries[tree.path] = tree;

        store
          .dispatch('createTempEntry', {
            branchId: store.state.currentBranchId,
            name: 'testing/test',
            type: 'tree',
          })
          .then(() => {
            expect(tree.tree[0].tempFile).toBeTruthy();
            expect(tree.tree[0].name).toBe('test');
            expect(tree.tree[0].type).toBe('tree');

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

      it('does not create new tree if already exists', done => {
        const tree = {
          type: 'tree',
          path: 'testing',
          tempFile: false,
          tree: [],
        };

        store.state.entries[tree.path] = tree;

        store
          .dispatch('createTempEntry', {
            branchId: store.state.currentBranchId,
            name: 'testing',
            type: 'tree',
          })
          .then(() => {
            expect(store.state.entries[tree.path].tempFile).toEqual(false);
            expect(document.querySelector('.flash-alert')).not.toBeNull();

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

    describe('blob', () => {
      it('creates temp file', done => {
        store
          .dispatch('createTempEntry', {
            name: 'test',
            branchId: 'mybranch',
            type: 'blob',
          })
          .then(f => {
            expect(f.tempFile).toBeTruthy();
            expect(store.state.trees['abcproject/mybranch'].tree.length).toBe(
              1,
            );

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

      it('adds tmp file to open files', done => {
        store
          .dispatch('createTempEntry', {
            name: 'test',
            branchId: 'mybranch',
            type: 'blob',
          })
          .then(f => {
            expect(store.state.openFiles.length).toBe(1);
            expect(store.state.openFiles[0].name).toBe(f.name);

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

      it('adds tmp file to changed files', done => {
        store
          .dispatch('createTempEntry', {
            name: 'test',
            branchId: 'mybranch',
            type: 'blob',
          })
          .then(f => {
            expect(store.state.changedFiles.length).toBe(1);
            expect(store.state.changedFiles[0].name).toBe(f.name);

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

      it('sets tmp file as active', done => {
        store
          .dispatch('createTempEntry', {
            name: 'test',
            branchId: 'mybranch',
            type: 'blob',
          })
          .then(f => {
            expect(f.active).toBeTruthy();

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

      it('creates flash message if file already exists', done => {
        const f = file('test', '1', 'blob');
        store.state.trees['abcproject/mybranch'].tree = [f];
        store.state.entries[f.path] = f;

        store
          .dispatch('createTempEntry', {
            name: 'test',
            branchId: 'mybranch',
            type: 'blob',
          })
          .then(() => {
            expect(document.querySelector('.flash-alert')).not.toBeNull();

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

  describe('popHistoryState', () => {});

  describe('scrollToTab', () => {
    it('focuses the current active element', done => {
      document.body.innerHTML +=
        '<div id="tabs"><div class="active"><div class="repo-tab"></div></div></div>';
      const el = document.querySelector('.repo-tab');
      spyOn(el, 'focus');

      store
        .dispatch('scrollToTab')
        .then(() => {
          setTimeout(() => {
            expect(el.focus).toHaveBeenCalled();

            document.getElementById('tabs').remove();

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

  describe('updateViewer', () => {
    it('updates viewer state', done => {
      store
        .dispatch('updateViewer', 'diff')
        .then(() => {
          expect(store.state.viewer).toBe('diff');
        })
        .then(done)
        .catch(done.fail);
    });
  });
});
