Merge pull request #7 from 90lucasgabriel/07-messages-list

07 - New: List messages;
90lucasgabriel · Apr 18, 2021 · 5d4aea8 · 5d4aea8
2 parents da56f8f + 4a609d1
commit 5d4aea8
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Showing 2 changed files with 28 additions and 7 deletions.
diff --git a/lib/ui/chat_screen.dart b/lib/ui/chat_screen.dart
@@ -41,7 +41,32 @@ class _ChatScreenState extends State<ChatScreen> {
       body: Column(
         children: [
           Expanded(
-            child: Container(),
+            child: StreamBuilder<QuerySnapshot>(
+              stream:
+                  FirebaseFirestore.instance.collection('messages').snapshots(),
+              builder: (context, snapshot) {
+                switch (snapshot.connectionState) {
+                  case ConnectionState.none:
+                  case ConnectionState.waiting:
+                    return Center(
+                      child: CircularProgressIndicator(),
+                    );
+                  default:
+                    List<DocumentSnapshot> documentList =
+                        snapshot.data.docs.reversed.toList();
+
+                    return ListView.builder(
+                      itemCount: documentList.length,
+                      reverse: true,
+                      itemBuilder: (context, index) {
+                        return ListTile(
+                          title: Text(documentList[index].data()['value']),
+                        );
+                      },
+                    );
+                }
+              },
+            ),
           ),
           Input(_sendMessage),
         ],

diff --git a/lib/widgets/input.dart b/lib/widgets/input.dart
@@ -3,14 +3,10 @@ import 'dart:io';
 import 'package:image_picker/image_picker.dart';
 
 class Input extends StatefulWidget {
-  /**
-   * Send message to Firebase
-   */
+  /// Send message to Firebase
   final Function({String value, File file}) sendMessage;
 
-  /**
-   * Constructor
-   */
+  /// Constructor
   Input(this.sendMessage);
 
   @override