update to Webpack 5

Change-Id: Icc238a9f981ecaf5c5802c9a3a4f0bcb89e7d42b
diff --git a/model/Conversation.js b/model/Conversation.js
new file mode 100644
index 0000000..d5c41de
--- /dev/null
+++ b/model/Conversation.js
@@ -0,0 +1,42 @@
+class Conversation {
+    constructor(id, members) {
+        this.id = id
+        this.members = members
+        this.messages = []
+    }
+
+    static from(object) {
+        return new Conversation(object.id, object.members)
+    }
+
+    getId() { return this.id }
+
+    getDisplayName() {
+        return this.details["Account.displayName"] || this.getDisplayUri()
+    }
+
+    getUri() { return this.details["Account.username"] }
+
+    getRegisteredName() { return this.volatileDetails["Account.registeredName"] }
+
+    getObject() {
+        return {
+            id: this.id,
+            members: this.members
+        }
+    }
+
+    getSummary() {
+        return this.getObject()
+    }
+
+    getDisplayUri() {
+        return this.getRegisteredName() || this.getUri()
+    }
+
+    addMessage(message) {
+        this.messages.push(message)
+    }
+}
+
+module.exports = Conversation;