feat: add support for parsing start/end times from task text

Author: brianrodri

src/utils/__tests__/parse-emojis.ts

@@ -6,6 +6,11 @@ import { parseEmojis } from "../parse-emojis";
 describe("Parsing emojis", () => {
     it.each([
         [{ description: "task text" }, " \t task text \t "],
+        [{ times: { start: DateTime.fromISO("09:00") } }, "09:00 do at 9am"],
+        [
+            { times: { start: DateTime.fromISO("09:00"), end: DateTime.fromISO("10:00") } },
+            "09:00/10:00 do between 9am and 10am",
+        ],
         [{ priority: 0 }, "🔺"],
         [{ priority: 1 }, "⏫"],
         [{ priority: 2 }, "🔼"],

src/utils/parse-emojis.ts

@@ -1,16 +1,15 @@
 import { Dictionary, set } from "lodash";
-import { DateTime } from "luxon";
+import { DateTime, Interval } from "luxon";
 import { DeepPartial } from "utility-types";
 
 import { Task } from "@/data/task";
 
 export function parseEmojis(text: string): DeepPartial<Task> {
     const matches = [...text.matchAll(EMOJI_REGEXP), /$/.exec(text) as RegExpExecArray];
 
-    const taskParts: DeepPartial<Task> = {
-        description: text.slice(0, matches[0].index).trim(),
-        dates: {},
-    };
+    const taskHeader = text.slice(0, matches[0].index).trim();
+    const { description, times } = parseTaskHeader(taskHeader);
+    const taskParts: DeepPartial<Task> = { description, times, dates: {} };
 
     for (let i = 0; i <= matches.length - 2; ++i) {
         const [start, stop] = matches.slice(i, i + 2);
@@ -33,6 +32,22 @@ export function parseEmojis(text: string): DeepPartial<Task> {
     return taskParts;
 }
 
+function parseTaskHeader(header: string) {
+    const [isoTime, description] = header.split(/\s+/, 2);
+
+    const interval = Interval.fromISO(isoTime);
+    if (interval.isValid) {
+        return { description, times: { start: interval.start, end: interval.end } };
+    }
+
+    const time = DateTime.fromISO(isoTime);
+    if (time.isValid) {
+        return { description, times: { start: time } };
+    }
+
+    return { description: header };
+}
+
 const TASK_PATH_BY_EMOJI: Readonly<Dictionary<string>> = {
     "❌": "dates.cancelled",
     "➕": "dates.created",