Refactor editor structure and add unit tests

Author: cp-megh-l

app/src/main/assets/android-quill-sample.json

@@ -0,0 +1,165 @@
+{
+  "spans": [
+    {
+      "insert": "RichEditor",
+      "attributes": {
+        "bold": true,
+        "header": 1
+      }
+    },
+    {
+      "insert": "\nAndroid ",
+      "attributes": {}
+    },
+    {
+      "insert": "WYSIWYG ",
+      "attributes": {
+        "bold": true,
+        "italic": true
+      }
+    },
+    {
+      "insert": "Rich editor for ",
+      "attributes": {}
+    },
+    {
+      "insert": "Jetpack compose.\n\n",
+      "attributes": {
+        "bold": true,
+        "underline": true
+      }
+    },
+    {
+      "insert": "Features",
+      "attributes": {
+        "bold": true,
+        "header": 3
+      }
+    },
+    {
+      "insert": "\nThe editor offers the following ",
+      "attributes": {}
+    },
+    {
+      "insert": "options:\n",
+      "attributes": {
+        "bold": true,
+        "italic": true,
+        "underline": true
+      }
+    },
+    {
+      "insert": "\n",
+      "attributes": {}
+    },
+    {
+      "insert": "Bold\n",
+      "attributes": {
+        "bold": true
+      }
+    },
+    {
+      "insert": "Italic\n",
+      "attributes": {
+        "italic": true
+      }
+    },
+    {
+      "insert": "Underline\n",
+      "attributes": {
+        "underline": true
+      }
+    },
+    {
+      "insert": "Different ",
+      "attributes": {}
+    },
+    {
+      "insert": "Headings\n\n",
+      "attributes": {
+        "bold": true,
+        "italic": true,
+        "underline": true
+      }
+    },
+    {
+      "insert": "Bullet List:\n",
+      "attributes": {
+        "bold": true
+      }
+    },
+    {
+      "insert": "Item 1\n",
+      "attributes": {
+        "list": "bullet"
+      }
+    },
+    {
+      "insert": "Item 2\n",
+      "attributes": {
+        "list": "bullet"
+      }
+    },
+    {
+      "insert": "Item 3\n",
+      "attributes": {
+        "list": "bullet"
+      }
+    },
+    {
+      "insert": "Item 4\n",
+      "attributes": {
+        "list": "bullet"
+      }
+    },
+    {
+      "insert": "Item 5\n",
+      "attributes": {
+        "list": "bullet"
+      }
+    },
+    {
+      "insert": "Item 6\n",
+      "attributes": {
+        "list": "bullet"
+      }
+    },
+    {
+      "insert": "\n",
+      "attributes": {}
+    },
+    {
+      "insert": "Credits",
+      "attributes": {
+        "bold": true,
+        "header": 3
+      }
+    },
+    {
+      "insert": "\n\n",
+      "attributes": {}
+    },
+    {
+      "insert": "RichEditor ",
+      "attributes": {
+        "bold": true
+      }
+    },
+    {
+      "insert": "for compose is developed and maintained by the ",
+      "attributes": {}
+    },
+    {
+      "insert": "canopas team.\n\n",
+      "attributes": {
+        "bold": true,
+        "italic": true,
+        "underline": true
+      }
+    },
+    {
+      "insert": "Thank You! 😊\n\n",
+      "attributes": {}
+    }
+  ]
+}

app/src/main/assets/sample-data.json

@@ -39,10 +39,10 @@ import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.PopupProperties
-import com.canopas.editor.ui.data.RichEditorState
+import com.canopas.editor.ui.data.QuillEditorState
 import com.canopas.editor.ui.ui.RichEditor
 import com.canopas.editor.ui.utils.TextSpanStyle
-import com.example.texteditor.parser.JsonEditorParser
+import com.example.texteditor.parser.QuillJsonEditorParser
 import com.example.texteditor.ui.theme.TextEditorTheme
 
 class MainActivity : ComponentActivity() {
@@ -66,21 +66,21 @@ fun Sample() {
     TextEditorTheme {
         val context = LocalContext.current
 
-        val state = remember {
+        val quillState = remember {
             val input =
-                context.assets.open("sample-data.json").bufferedReader().use { it.readText() }
-            RichEditorState.Builder()
+                context.assets.open("android-quill-sample.json").bufferedReader().use { it.readText() }
+            QuillEditorState.Builder()
                 .setInput(input)
-                .adapter(JsonEditorParser())
+                .adapter(QuillJsonEditorParser())
                 .build()
         }
 
         Column {
 
-            StyleContainer(state)
+            StyleContainer(quillState)
 
             RichEditor(
-                state = state,
+                state = quillState,
                 modifier = Modifier
                     .fillMaxWidth()
                     .weight(1f)
@@ -94,7 +94,7 @@ fun Sample() {
 
 @Composable
 fun StyleContainer(
-    state: RichEditorState,
+    state: QuillEditorState,
 ) {
     Row(
         Modifier
@@ -123,6 +123,12 @@ fun StyleContainer(
             value = state,
         )
 
+        StyleButton(
+            icon = R.drawable.baseline_format_list_bulleted_24,
+            style = TextSpanStyle.BulletStyle,
+            value = state,
+        )
+
         IconButton(
             modifier = Modifier
                 .padding(2.dp)
@@ -144,7 +150,7 @@ fun StyleContainer(
 
 @Composable
 fun TitleStyleButton(
-    value: RichEditorState
+    value: QuillEditorState
 ) {
     var expanded by remember { mutableStateOf(false) }
 
@@ -220,7 +226,7 @@ fun DropDownItem(
 fun StyleButton(
     @DrawableRes icon: Int,
     style: TextSpanStyle,
-    value: RichEditorState,
+    value: QuillEditorState,
 ) {
     IconButton(
         modifier = Modifier