do not rollover duplicate notes fixes #130

src/index.js

@@ -46,6 +46,7 @@ export default class RolloverTodosPlugin extends Plugin {
       // only relevant if !deleteOnComplete
       cancelOnComplete: false,
       removeEmptyTodos: false,
+      skipExistingTodos: false,
       rolloverChildren: false,
       rolloverOnFileCreate: true,
     };
@@ -197,7 +198,7 @@ export default class RolloverTodosPlugin extends Plugin {
         10000
       );
     } else {
-      const { templateHeading, deleteOnComplete, cancelOnComplete, removeEmptyTodos } =
+      const { templateHeading, deleteOnComplete, cancelOnComplete, removeEmptyTodos, skipExistingTodos } =
         this.settings;
 
       // check if there is a daily note from yesterday
@@ -258,6 +259,14 @@ export default class RolloverTodosPlugin extends Plugin {
           file: file,
           oldContent: `${dailyNoteContent}`,
         };
+        // find todos that already exist in todays note
+        // and do not add them to today
+        if (skipExistingTodos) {
+          let existing_todos = await this.getAllUnfinishedTodos(file);
+          console.log(`rollover-daily-todos: filtering ${todos_today.length} tasks for tasks that already exist`);
+          todos_today = todos_today.filter(todo => !existing_todos.includes(todo));
+          console.log(`rollover-daily-todos: new count: ${todos_today.length}`);
+        }
         const todos_todayString = `\n${todos_today.join("\n")}`;
 
         // If template heading is selected, try to rollover to template heading

src/ui/RolloverSettingTab.js

@@ -100,6 +100,20 @@ export default class RolloverSettingTab extends PluginSettingTab {
           })
       );
 
+    new Setting(this.containerEl)
+      .setName("Skip existing todos in rollover")
+      .setDesc(
+        `If a todo from yesterday already exists in todays note, do not roll it over.`
+      )
+      .addToggle((toggle) =>
+        toggle
+          .setValue(this.plugin.settings.skipExistingTodos || false)
+          .onChange((value) => {
+            this.plugin.settings.skipExistingTodos = value;
+            this.plugin.saveSettings();
+          })
+      );
+
     new Setting(this.containerEl)
       .setName("Roll over children of todos")
       .setDesc(