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<!DOCTYPE html>
<html>

<head lang="en">
  <meta charset="UTF-8">
  <title></title>
  <script src="../../webcomponentsjs/webcomponents-lite.min.js"></script>
  <script src="../../web-component-tester/browser.js"></script>

  <script src="common.js"></script>

  <link rel="import" href="../vaadin-grid.html">
</head>

<body>

<div id="gridwrapper"></div>

<script>
  describe.feature('using editor handler', function() {
    var editorHandler;

    beforeEach(function() {
      grid.columns = [{name: 'Name'}, {name: 'Value'}];
      grid.editor.cancel();

      editorHandler = {
        getCellEditor: function(columnObject) {
          var input = document.createElement("input");
          return input;
        },
        bind: function(req) {
          for (var i = 0; i < req.grid.columns.length; i++) {
            var col = req.grid.columns[i];
            if (!col.readOnly) {
              var el = req.getCellEditor(col);
              el.value = req.dataItem[i];
            }
          }
          req.success();
        },
        save: function(req) {
          var failingColumns = [];
          for (var i = 0; i < req.grid.columns.length; i++) {
            var col = req.grid.columns[i];
            var el = req.getCellEditor(col);
            if (el.value == "fail") {
              failingColumns.push(col);
            }
          }
          if (failingColumns.length > 0) {
            req.failure("Save failed", failingColumns);
          } else {
            req.success();
          }
        }
      };

      grid.editor.handler = editorHandler;

      return grid;
    });

    it('editor: enabled', function() {
      grid.columns[0].name = "name";
      grid.columns[1].name = "value";
      grid.editor.handler = editorHandler;
      expect(grid.editor.editRow.bind(grid.editor, 0)).to.throw("editor is not enabled");
      grid.editor.enabled = true;
      grid.editor.editRow(0);

      assert.isTrue(gridContainsText(grid, "v-grid-editor"));
    });

    it('editor: saveButtonText and cancelButtonText', function() {
      grid.columns[0].name = "name";
      grid.columns[1].name = "value";
      grid.editor.handler = editorHandler;
      grid.editor.enabled = true;
      grid.editor.editRow(0);
      grid.editor.saveButtonText = "saveButtonTextFoo";
      grid.editor.cancelButtonText = "cancelButtonTextFoo";

      assert.isTrue(gridContainsText(grid, "saveButtonTextFoo"));
      assert.isTrue(gridContainsText(grid, "cancelButtonTextFoo"));
    });

    it('editor: editrow', function() {
      grid.columns[0].name = "name";
      grid.columns[1].name = "value";
      grid.editor.handler = editorHandler;
      grid.editor.enabled = true;

      grid.editor.editRow(0);
      assert.equal(qLocal(".v-grid-editor input").value, "Grid");
      grid.editor.cancel();
      assert.isFalse(gridContainsText(grid, "v-grid-editor"));
      grid.editor.editRow(1);
      assert.equal(qLocal(".v-grid-editor input").value, "VaadinX");
      grid.editor.save();
      assert.isFalse(gridContainsText(grid, "v-grid-editor"));

      expect(grid.editor.editRow.bind(grid.editor, 10)).to.throw("Row index");
    });

    it('editor: failure', function() {
      grid.columns[0].name = "name";
      grid.columns[1].name = "value";
      grid.editor.handler = editorHandler;
      grid.editor.enabled = true;

      grid.editor.editRow(0);
      var fields = qaLocal(".v-grid-editor input");
      fields[0].value = "fail";
      grid.editor.save();

      assert.isTrue(gridContainsText(grid, "Save failed"));
      var cells = qaLocal(".v-grid-editor-cells > div");
      assert.isTrue(cells[0].classList.contains("error"));
      assert.isFalse(cells[1].classList.contains("error"));

    });

    it('editor: return null cell editor', function() {
      grid.columns[0].name = "name";
      grid.columns[1].name = "value";
      grid.editor.handler = {
        getCellEditor: function(columnObject) {
          return columnObject === grid.columns[0] ? null : undefined;
        },
        bind: function(req) {
          req.success();
        }
      };
      grid.editor.enabled = true;

      grid.editor.editRow(0);
      var cells = qaLocal(".v-grid-editor .v-grid-editor-cells > div");
      assert.lengthOf(cells, 2);

      var editors = qaLocal(".v-grid-editor .v-grid-editor-cells > div *");
      assert.lengthOf(editors, 0);
    });

    it('editor: element instance after save', function() {
      grid.editor.enabled = true;
      grid.editor.handler = editorHandler;

      var editor1, editor2;
      editorHandler.save = function(req) {
        if (!editor1) {
          editor1 = req.getCellEditor(grid.columns[0]);
          req.failure();
        } else {
          editor2 = req.getCellEditor(grid.columns[0]);
          req.success();
        }
      };
      grid.editor.editRow(0);

      //Save fails
      grid.editor.save();
      //Save succeeds
      grid.editor.save();

      assert.equal(editor1, editor2);
    });

    // fails because of replacing columns doesn't render row contents,
    // see https://trello.com/c/8e27Tv3q/58-v-grid-bugs
    it.skip('editor: default editor', function() {
      grid.editor.enabled = true;
      grid.editor.editRow(0);

      return grid.then(function() {
        assert.equal("Grid", grid.querySelector('tbody tr td').textContent);
        assert.equal("Grid", grid.querySelector('input').value);

        grid.querySelector('input').value = "Foo";
        grid.editor.save();
      });

    });

    it('editor: getCellEditor and read-only columns', function() {
      grid.columns[0].readOnly = true;

      sinon.spy(editorHandler, "getCellEditor");

      grid.editor.handler = editorHandler;
      grid.editor.enabled = true;
      grid.editor.editRow(0);

      assert.isTrue(editorHandler.getCellEditor.calledOnce);

      editorHandler.getCellEditor.restore();
    });
  });
</script>

</body>
</html>