Merge pull request #437 from grusuTagg/tma854-tagging-draggable-component

[TMA854] Tagging Draggable Component

1 files changed, 67 insertions, 1 deletions

diff --git a/src/screens/profile/CaptionScreen.tsx b/src/screens/profile/CaptionScreen.tsx
index a41abba6..8e972e07 100644
--- a/src/screens/profile/CaptionScreen.tsx
+++ b/src/screens/profile/CaptionScreen.tsx
@@ -1,6 +1,6 @@
 import {RouteProp} from '@react-navigation/native';
 import {StackNavigationProp} from '@react-navigation/stack';
-import React, {Fragment, useState} from 'react';
+import React, {Fragment, useEffect, useRef, useState} from 'react';
 import {
   Alert,
   Image,
@@ -16,7 +16,9 @@ import {Button} from 'react-native-elements';
 import {useDispatch, useSelector} from 'react-redux';
 import {SearchBackground} from '../../components';
 import {CaptionScreenHeader} from '../../components/';
+import Draggable from '../../components/common/Draggable';
 import TaggLoadingIndicator from '../../components/common/TaggLoadingIndicator';
+import TaggDraggable from '../../components/taggs/TaggDraggable';
 import {TAGG_LIGHT_BLUE_2} from '../../constants';
 import {ERROR_UPLOAD, SUCCESS_PIC_UPLOAD} from '../../constants/strings';
 import {MainStackParams} from '../../routes';
@@ -50,6 +52,39 @@ const CaptionScreen: React.FC<CaptionScreenProps> = ({route, navigation}) => {
   const dispatch = useDispatch();
   const [caption, setCaption] = useState('');
   const [loading, setLoading] = useState(false);
+  const imageRef = useRef(null);
+
+  // state variables used to position draggables
+  const [offset, setOffset] = useState([0, 0]);
+  const [curStart, setCurStart] = useState([0, 0]);
+  const [imageDimensions, setImageDimensions] = useState([0, 0]);
+
+  const [taggList, setTaggList] = useState([
+    {
+      first_name: 'Ivan',
+      id: 'cee45bf8-7f3d-43c8-99bb-ec04908efe58',
+      last_name: 'Chen',
+      thumbnail_url:
+        'https://tagg-dev.s3.us-east-2.amazonaws.com/thumbnails/smallProfilePicture/spp-cee45bf8-7f3d-43c8-99bb-ec04908efe58-thumbnail.jpg',
+      username: 'ivan.tagg',
+    },
+    {
+      first_name: 'Ankit',
+      id: '3bcf6947-bee6-46b0-ad02-6f4d25eaeac3',
+      last_name: 'Thanekar',
+      thumbnail_url:
+        'https://tagg-dev.s3.us-east-2.amazonaws.com/thumbnails/smallProfilePicture/spp-3bcf6947-bee6-46b0-ad02-6f4d25eaeac3-thumbnail.jpg',
+      username: 'ankit.thanekar',
+    },
+    {
+      first_name: 'Ankit',
+      id: '3bcf6947-bee6-46b0-ad02-6f4d25eaeac3',
+      last_name: 'Thanekar',
+      thumbnail_url:
+        'https://tagg-dev.s3.us-east-2.amazonaws.com/thumbnails/smallProfilePicture/spp-3bcf6947-bee6-46b0-ad02-6f4d25eaeac3-thumbnail.jpg',
+      username: 'ankit.thanekar',
+    },
+  ]);
 
   const navigateToProfile = () => {
     //Since the logged In User is navigating to own profile, useXId is not required
@@ -59,6 +94,16 @@ const CaptionScreen: React.FC<CaptionScreenProps> = ({route, navigation}) => {
     });
   };
 
+  /**
+   * need a handler to take care of creating a tagged user object, append that object to the taggList state variable.
+   */
+  useEffect(() => {
+    imageRef.current.measure((fx, fy, width, height, px, py) => {
+      setOffset([px, py]);
+      setImageDimensions([width, height]);
+    });
+  }, []);
+
   const handleShare = async () => {
     setLoading(true);
     if (!image.filename) {
@@ -105,7 +150,9 @@ const CaptionScreen: React.FC<CaptionScreenProps> = ({route, navigation}) => {
               />
             </View>
             <CaptionScreenHeader style={styles.header} {...{title: title}} />
+            {/* this is the image we want to center our tags' initial location within */}
             <Image
+              ref={imageRef}
               style={styles.image}
               source={{uri: image.path}}
               resizeMode={'cover'}
@@ -118,6 +165,25 @@ const CaptionScreen: React.FC<CaptionScreenProps> = ({route, navigation}) => {
               onChange={setCaption}
               partTypes={mentionPartTypes('blue')}
             />
+            {taggList.map((user) => (
+              <Draggable
+                x={imageDimensions[0] / 2 - curStart[0] / 2 + offset[0]}
+                y={offset[1] + imageDimensions[1] / 2 - curStart[1] / 2}
+                minX={offset[0]}
+                minY={offset[1]}
+                maxX={imageDimensions[0] + offset[0]}
+                maxY={imageDimensions[1] + offset[1]}
+                onDragStart={() => null}>
+                <TaggDraggable
+                  taggedUser={user}
+                  editingView={true}
+                  deleteFromList={() =>
+                    setTaggList(taggList.filter((u) => u.id !== user.id))
+                  }
+                  setStart={setCurStart}
+                />
+              </Draggable>
+            ))}
           </View>
         </KeyboardAvoidingView>
       </TouchableWithoutFeedback>