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1 files changed, 105 insertions, 0 deletions

diff --git a/qml/ChatlistPage.qml b/qml/ChatlistPage.qml
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+++ b/qml/ChatlistPage.qml
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+import QtQuick 2.14
+import QtQuick.Controls 2.14
+import QtQuick.Layouts 1.14
+import QtQml.Models 2.1
+import org.kde.kirigami 2.12 as Kirigami
+
+import DeltaChat 1.0
+
+Kirigami.Page {
+    title: qsTr("Chats")
+    id: chatlistPage
+
+    property DcContext context
+
+    signal messagesChanged
+    onMessagesChanged: {
+        // Reload chatlist
+        updateChatlist();
+    }
+
+    Component.onCompleted: {
+        eventEmitter.onMessagesChanged.connect(messagesChanged)
+        updateChatlist()
+    }
+
+    ListModel {
+        id: chatlistModel
+    }
+
+    function updateChatlist() {
+        let chatlist = chatlistPage.context.getChatlist()
+
+        // Merge new chatlist with existing one.
+        // To preserve selected item, we do not simply clear and fill
+        // the model from scratch.
+
+        for (let i = 0; i < chatlist.getChatCount(); i++) {
+            const summary = chatlist.getSummary(i)
+            const chatId = chatlist.getChatId(i)
+
+            const item = {
+                chatId: chatId,
+                msgId: chatlist.getMsgId(i),
+                username: summary.text1
+            }
+
+            let j;
+            for (j = i; j < chatlistModel.count; j++) {
+                if (chatlistModel.get(j).chatId == chatId) {
+                    // This chat was already in the chatlist,
+                    // move it to the new place and update.
+                    chatlistModel.move(j, i, 1)
+                    chatlistModel.set(i, item)
+                    break
+                }
+            }
+
+            // This chat is new, insert it.
+            if (j == chatlistModel.count) {
+                chatlistModel.insert(i, item)
+            }
+        }
+
+        // Remove any chats that are not present in the new chatlist.
+        if (chatlistModel.count > chatlist.getChatCount()) {
+            chatlistModel.remove(chatlist.getChatCount(),
+                                 chatlistModel.count - chatlist.getChatCount())
+        }
+    }
+
+    ListView {
+        id: chatlist
+
+        anchors.fill: parent
+        model: chatlistModel
+
+        onCurrentItemChanged: {
+            var chatId = chatlistModel.get(currentIndex).chatId
+
+            console.log("Current index is " + currentIndex)
+            console.log("Selected chat " + chatId)
+
+            console.log("Depth is " + pageStack.depth)
+            let chatPageComponent = Qt.createComponent("qrc:/qml/ChatPage.qml")
+            if (chatPageComponent.status == Component.Ready) {
+                let myPage = chatPageComponent.createObject(chatlistPage, {chatId: chatId})
+                if (pageStack.depth == 2) {
+                    pageStack.push(myPage)
+                } else if (pageStack.depth == 3) {
+                    pageStack.currentIndex = 2
+                    pageStack.replace(myPage)
+                }
+            }
+        }
+
+        delegate: Kirigami.BasicListItem {
+            width: chatlist.width
+
+            label: chatlistPage.context.getChat(model.chatId).getName()
+            subtitle: model.username
+        }
+
+        ScrollBar.vertical: ScrollBar {}
+    }
+}