feat: schedule list item action menu (#230)

* feat: action menu for schedule list item

* feat: schedule action menu functionality

* feat: dialog provider popups for delete

* feat: duplicate schedule satiesfies type

* refactor: change non-null assertion to early return for rename schedule

* refactor: move schedule list item dialog providers to util file

* style: run prettier

* chore: inline object with satisfies operator

* fix: border issues

* style: change popups to match figma

* fix: update import for schedule list item dialog providers

* style: change dropdown text style to match figma

* fix: add back dialog context

* style: rounded edges when hovering over action + soften border color

* chore: cleanup and improve styling

* fix: dialog in popupmain

---------

Co-authored-by: doprz <52579214+doprz@users.noreply.github.com>
Co-authored-by: Razboy20 <razboy20@gmail.com>

src/pages/background/lib/handleDuplicate.ts

@@ -0,0 +1,37 @@
+import { UserScheduleStore } from '@shared/storage/UserScheduleStore';
+
+/**
+ * Duplicates a new schedule with the given name.
+ * Assumes that each schedule has a unique name.
+ * @param scheduleName the name of the schedule to handle duplication for
+ * @param schedules the list of UserSchedules to find existing names
+ * @returns the new name for the schedule, of the form `{baseName}({index})`
+ */
+export default async function handleDuplicate(scheduleName: string): Promise<string> {
+    const schedules = await UserScheduleStore.get('schedules');
+
+    // No point in checking for duplicates if the name is unique
+    if (schedules.find(schedule => schedule.name === scheduleName) === undefined) {
+        return scheduleName;
+    }
+
+    // Regex for matching `{baseName}({index})`, where match[1] = baseName, match[2] = (index)
+    const regex = /^(.+?)(\(\d+\))?$/;
+
+    // Extract base name and existing index
+    const match = scheduleName.match(regex);
+    const baseName = match && match[1] ? match[1] : scheduleName;
+
+    // Extract number from parentheses and increment
+    let index = match && match[2] ? parseInt(match[2].slice(1, -1), 10) + 1 : 1;
+
+    let newName: string;
+
+    // Increment until an unused index is found
+    do {
+        newName = `${baseName} (${index++})`;
+        // eslint-disable-next-line @typescript-eslint/no-loop-func
+    } while (schedules.find(schedule => schedule.name === newName));
+
+    return newName;
+}