Enable dayjs for task dates

package-lock.json

@@ -9,6 +9,7 @@
       "version": "0.0.1",
       "license": "ISC",
       "dependencies": {
+        "dayjs": "^1.11.13",
         "peggy": "^4.2.0"
       },
       "bin": {
@@ -574,6 +575,12 @@
         "node": "^12.20.0 || >=14"
       }
     },
+    "node_modules/dayjs": {
+      "version": "1.11.13",
+      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.13.tgz",
+      "integrity": "sha512-oaMBel6gjolK862uaPQOVTA7q3TZhuSvuMQAAglQDOWYO9A91IrAOUJEyKVlqJlHE0vq5p5UXxzdPfMH/x6xNg==",
+      "license": "MIT"
+    },
     "node_modules/dir-glob": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/dir-glob/-/dir-glob-3.0.1.tgz",

package.json

@@ -20,6 +20,7 @@
     "typescript": "^5.6.3"
   },
   "dependencies": {
+    "dayjs": "^1.11.13",
     "peggy": "^4.2.0"
   }
 }

src/parser/task.ts

@@ -1,3 +1,4 @@
+import dayjs, { Dayjs } from "dayjs";
 import { ParsedTask, ParsedTaskDate, ParsedTaskDependency, ParsedTaskMeta } from "../types/grammar/task";
 import { Task, TaskPriority } from "../types/task";
 
@@ -34,31 +35,37 @@ export class LazyTask implements Task {
     }[priority] as TaskPriority;
   }
 
-  get createdDate(): string|undefined {
-    return this.#dates.find(d => d.type === '➕')?.date;
+  get createdDate(): Dayjs|undefined {
+    return this.#date(this.#dates.find(d => d.type === '➕')?.date);
   }
 
-  get startDate(): string|undefined {
-    return this.#dates.find(d => d.type === '🛫')?.date;
+  #date(string?: string): Dayjs|undefined {
+    return string
+      ? dayjs(string)
+      : undefined;
   }
 
-  get scheduledDate(): string|undefined {
-    return this.#dates.find(d => d.type === '⏳')?.date;
+  get startDate(): Dayjs|undefined {
+    return this.#date(this.#dates.find(d => d.type === '🛫')?.date);
+  }
+
+  get scheduledDate(): Dayjs|undefined {
+    return this.#date(this.#dates.find(d => d.type === '⏳')?.date);
   }
   
-  get dueDate(): string|undefined {
-    return this.#dates.find(d => d.type === '📅')?.date;
+  get dueDate(): Dayjs|undefined {
+    return this.#date(this.#dates.find(d => d.type === '📅')?.date);
   }
 
-  get completedDate(): string|undefined {
-    return this.#dates.find(d => d.type === '✅')?.date;
+  get completedDate(): Dayjs|undefined {
+    return this.#date(this.#dates.find(d => d.type === '✅')?.date);
   }
 
-  get cancelledDate(): string|undefined {
-    return this.#dates.find(d => d.type === '❌')?.date;
+  get cancelledDate(): Dayjs|undefined {
+    return this.#date(this.#dates.find(d => d.type === '❌')?.date);
   }
 
-  get recurrencyRule(): string|undefined {
+  get recurrenceRule(): string|undefined {
     return this.#parsed.meta.find(x => x.feature === 'recurrence')?.rule;
   }
 
@@ -87,13 +94,13 @@ export class LazyTask implements Task {
 
     const items = [
       o("priority", this.priority),
-      o("created", this.createdDate),
-      o("start", this.startDate),
-      o("scheduled", this.scheduledDate),
-      o("due", this.dueDate),
-      o("completed", this.completedDate),
-      o("cancelled", this.cancelledDate),
-      o("recurrence", this.recurrencyRule),
+      o("created", this.createdDate?.format("YYYY-MM-DD")),
+      o("start", this.startDate?.format("YYYY-MM-DD")),
+      o("scheduled", this.scheduledDate?.format("YYYY-MM-DD")),
+      o("due", this.dueDate?.format("YYYY-MM-DD")),
+      o("completed", this.completedDate?.format("YYYY-MM-DD")),
+      o("cancelled", this.cancelledDate?.format("YYYY-MM-DD")),
+      o("recurrence", this.recurrenceRule),
       o("delete", this.onDelete),
       o("id", this.id),
       o("deps", this.dependsOn.join(",")),

src/types/task.ts

@@ -1,14 +1,16 @@
+import { Dayjs } from "dayjs";
+
 export type Task = {
   status: string;
   label: string;
   priority: TaskPriority;
-  createdDate?: string;
-  startDate?: string;
-  scheduledDate?: string;
-  dueDate?: string;
-  completedDate?: string;
-  cancelledDate?: string;
-  recurrencyRule?: string;
+  createdDate?: Dayjs;
+  startDate?: Dayjs;
+  scheduledDate?: Dayjs;
+  dueDate?: Dayjs;
+  completedDate?: Dayjs;
+  cancelledDate?: Dayjs;
+  recurrenceRule?: string;
   onDelete?: string;
   id?: string;
   dependsOn?: string[];