Drag and Drop Import (#95)

* Drag and drop files into collection first pass

* Allow import of sub documents
Fix up UI styles

* Import Loading indicator

* Drag onto document to import

frontend/components/DropToImport/DropToImport.js

@@ -0,0 +1,108 @@
+// @flow
+import React, { Component } from 'react';
+import { inject } from 'mobx-react';
+import invariant from 'invariant';
+import _ from 'lodash';
+import Dropzone from 'react-dropzone';
+import Document from 'models/Document';
+import DocumentsStore from 'stores/DocumentsStore';
+import LoadingIndicator from 'components/LoadingIndicator';
+
+class DropToImport extends Component {
+  state: {
+    isImporting: boolean,
+  };
+  props: {
+    children?: React$Element<any>,
+    collectionId: string,
+    documentId?: string,
+    activeClassName?: string,
+    rejectClassName?: string,
+    documents: DocumentsStore,
+    history: Object,
+  };
+  state = {
+    isImporting: false,
+  };
+
+  importFile = async ({ file, documentId, collectionId, redirect }) => {
+    const reader = new FileReader();
+
+    reader.onload = async ev => {
+      const text = ev.target.result;
+      let data = {
+        parentDocument: undefined,
+        collection: { id: collectionId },
+        text,
+      };
+
+      if (documentId) {
+        data.parentDocument = {
+          id: documentId,
+        };
+      }
+
+      let document = new Document(data);
+      document = await document.save();
+      this.props.documents.add(document);
+
+      if (redirect && this.props.history) {
+        this.props.history.push(document.url);
+      }
+    };
+    reader.readAsText(file);
+  };
+
+  onDropAccepted = async (files = []) => {
+    this.setState({ isImporting: true });
+
+    try {
+      let collectionId = this.props.collectionId;
+      const documentId = this.props.documentId;
+      const redirect = files.length === 1;
+
+      if (documentId && !collectionId) {
+        const document = await this.props.documents.fetch(documentId);
+        invariant(document, 'Document not available');
+        collectionId = document.collection.id;
+      }
+
+      for (const file of files) {
+        await this.importFile({ file, documentId, collectionId, redirect });
+      }
+    } catch (err) {
+      // TODO: show error alert.
+    } finally {
+      this.setState({ isImporting: false });
+    }
+  };
+
+  render() {
+    const props = _.omit(
+      this.props,
+      'history',
+      'documentId',
+      'collectionId',
+      'documents'
+    );
+
+    return (
+      <Dropzone
+        accept="text/markdown, text/plain"
+        onDropAccepted={this.onDropAccepted}
+        style={{}}
+        disableClick
+        disablePreview
+        multiple
+        {...props}
+      >
+        <span>
+          {this.state.isImporting && <LoadingIndicator />}
+          {this.props.children}
+        </span>
+      </Dropzone>
+    );
+  }
+}
+
+export default inject('documents')(DropToImport);

frontend/components/DropToImport/index.js

@@ -0,0 +1,3 @@
+// @flow
+import DropToImport from './DropToImport';
+export default DropToImport;

frontend/components/Layout/Layout.js

@@ -7,11 +7,12 @@ import { observer, inject } from 'mobx-react';
 import _ from 'lodash';
 import keydown from 'react-keydown';
 import Flex from 'components/Flex';
-import { textColor } from 'styles/constants.scss';
+import { color, layout } from 'styles/constants';
 
 import DropdownMenu, { MenuItem } from 'components/DropdownMenu';
 import { LoadingIndicatorBar } from 'components/LoadingIndicator';
 import Scrollable from 'components/Scrollable';
+import Avatar from 'components/Avatar';
 
 import SidebarCollection from './components/SidebarCollection';
 import SidebarCollectionList from './components/SidebarCollectionList';
@@ -115,8 +116,9 @@ type Props = {
                       ? <SidebarCollection
                           document={ui.activeDocument}
                           collection={ui.activeCollection}
+                          history={this.props.history}
                         />
-                      : <SidebarCollectionList />}
+                      : <SidebarCollectionList history={this.props.history} />}
                   </LinkSection>
                 </Scrollable>
               </Flex>
@@ -141,19 +143,13 @@ const LogoLink = styled(Link)`
   margin-top: 15px;
   font-family: 'Atlas Grotesk';
   font-weight: bold;
-  color: ${textColor};
+  color: ${color.text};
   text-decoration: none;
   font-size: 16px;
 `;
 
-const Avatar = styled.img`
-  width: 24px;
-  height: 24px;
-  border-radius: 50%;
-`;
-
 const MenuLink = styled(Link)`
-  color: ${textColor};
+  color: ${color.text};
 `;
 
 const Content = styled(Flex)`
@@ -162,13 +158,13 @@ const Content = styled(Flex)`
   top: 0;
   bottom: 0;
   right: 0;
-  left: ${props => (props.editMode ? 0 : '250px')};
+  left: ${props => (props.editMode ? 0 : layout.sidebarWidth)};
   transition: left 200ms ease-in-out;
 `;
 
 const Sidebar = styled(Flex)`
-  width: 250px;
-  margin-left: ${props => (props.editMode ? '-250px' : 0)};
+  width: ${layout.sidebarWidth};
+  margin-left: ${props => (props.editMode ? `-${layout.sidebarWidth}` : 0)};
   background: rgba(250, 251, 252, 0.71);
   border-right: 1px solid #eceff3;
   transition: margin-left 200ms ease-in-out;
@@ -176,12 +172,12 @@ const Sidebar = styled(Flex)`
 
 const Header = styled(Flex)`
   flex-shrink: 0;
-  padding: 10px 20px;
+  padding: ${layout.padding};
 `;
 
 const LinkSection = styled(Flex)`
   flex-direction: column;
-  padding: 10px 20px;
+  padding: 10px 0;
 `;
 
 export default withRouter(inject('user', 'auth', 'ui', 'collections')(Layout));

frontend/components/Layout/components/SidebarCollection/SidebarCollection.js

@@ -2,8 +2,9 @@
 import React from 'react';
 import Flex from 'components/Flex';
 import styled from 'styled-components';
-
+import { layout } from 'styles/constants';
 import SidebarLink from '../SidebarLink';
+import DropToImport from 'components/DropToImport';
 
 import Collection from 'models/Collection';
 import Document from 'models/Document';
@@ -12,24 +13,39 @@ import type { NavigationNode } from 'types';
 type Props = {
   collection: ?Collection,
   document: ?Document,
+  history: Object,
+};
+
+const activeStyle = {
+  color: '#000',
+  background: '#E1E1E1',
 };
 
 class SidebarCollection extends React.Component {
   props: Props;
 
-  renderDocuments(documentList: Array<NavigationNode>) {
-    const { document } = this.props;
+  renderDocuments(documentList: Array<NavigationNode>, depth = 0) {
+    const { document, history } = this.props;
+    const canDropToImport = depth === 0;
 
     if (document) {
       return documentList.map(doc => (
         <Flex column key={doc.id}>
-          <SidebarLink key={doc.id} to={doc.url}>
-            {doc.title}
-          </SidebarLink>
+          {canDropToImport &&
+            <DropToImport
+              history={history}
+              documentId={doc.id}
+              activeStyle={activeStyle}
+            >
+              <SidebarLink to={doc.url}>{doc.title}</SidebarLink>
+            </DropToImport>}
+          {!canDropToImport &&
+            <SidebarLink to={doc.url}>{doc.title}</SidebarLink>}
+
           {(document.pathToDocument.includes(doc.id) ||
             document.id === doc.id) &&
             <Children column>
-              {doc.children && this.renderDocuments(doc.children)}
+              {doc.children && this.renderDocuments(doc.children, depth + 1)}
             </Children>}
         </Flex>
       ));
@@ -57,6 +73,7 @@ const Header = styled(Flex)`
   text-transform: uppercase;
   color: #9FA6AB;
   letter-spacing: 0.04em;
+  padding: 0 ${layout.hpadding};
 `;
 
 const Children = styled(Flex)`

frontend/components/Layout/components/SidebarCollectionList/SidebarCollectionList.js

@@ -3,23 +3,37 @@ import React from 'react';
 import { observer, inject } from 'mobx-react';
 import Flex from 'components/Flex';
 import styled from 'styled-components';
+import { layout } from 'styles/constants';
 
 import SidebarLink from '../SidebarLink';
+import DropToImport from 'components/DropToImport';
 
 import CollectionsStore from 'stores/CollectionsStore';
 
 type Props = {
+  history: Object,
   collections: CollectionsStore,
 };
 
-const SidebarCollectionList = observer(({ collections }: Props) => {
+const activeStyle = {
+  color: '#000',
+  background: '#E1E1E1',
+};
+
+const SidebarCollectionList = observer(({ history, collections }: Props) => {
   return (
     <Flex column>
       <Header>Collections</Header>
       {collections.data.map(collection => (
-        <SidebarLink key={collection.id} to={collection.url}>
-          {collection.name}
-        </SidebarLink>
+        <DropToImport
+          history={history}
+          collectionId={collection.id}
+          activeStyle={activeStyle}
+        >
+          <SidebarLink key={collection.id} to={collection.url}>
+            {collection.name}
+          </SidebarLink>
+        </DropToImport>
       ))}
     </Flex>
   );
@@ -31,6 +45,7 @@ const Header = styled(Flex)`
   text-transform: uppercase;
   color: #9FA6AB;
   letter-spacing: 0.04em;
+  padding: 0 ${layout.hpadding};
 `;
 
 export default inject('collections')(SidebarCollectionList);

frontend/components/Layout/components/SidebarLink/SidebarLink.js

@@ -1,7 +1,8 @@
 // @flow
 import React from 'react';
 import { NavLink } from 'react-router-dom';
-import Flex from 'components/Flex';
+import { layout, color } from 'styles/constants';
+import { darken } from 'polished';
 import styled from 'styled-components';
 
 const activeStyle = {
@@ -9,18 +10,16 @@ const activeStyle = {
 };
 
 function SidebarLink(props: Object) {
-  return (
-    <LinkContainer>
-      <NavLink exact {...props} activeStyle={activeStyle} />
-    </LinkContainer>
-  );
+  return <StyledNavLink exact {...props} activeStyle={activeStyle} />;
 }
 
-const LinkContainer = styled(Flex)`
-  padding: 5px 0;
+const StyledNavLink = styled(NavLink)`
+  display: block;
+  padding: 5px ${layout.hpadding};
+  color: ${color.slateDark};
 
-  a {
-    color: #848484;
+  &:hover {
+    color: ${darken(0.1, color.slateDark)};
   }
 `;