Feature: Add Typescript

package.json

@@ -4,12 +4,16 @@
   "description": "JavaScript/Node library to parse iCal (.ics) files with few dependencies",
   "main": "index.js",
   "scripts": {
-    "test": "mocha -s 50",
-    "start": "node index.js"
+    "test": "mocha -r ts-node/register -s 50 test/**/*.spec.ts",
+    "start": "ts-node src/index.ts"
   },
   "devDependencies": {
+    "@types/mocha": "^9.1.0",
+    "@types/node": "^15.0.1",
     "axios": "^0.26.0",
-    "mocha": "^9.2.1"
+    "mocha": "^9.2.1",
+    "ts-node": "^9.1.1",
+    "typescript": "^4.2.4"
   },
   "author": "Chris Gilardi <[email protected]>",
   "license": "MIT",

src/index.ts

@@ -0,0 +1,90 @@
+import * as iCalDateParser from 'ical-date-parser';
+import rrule, { RRule, RRuleSet, rrulestr } from 'rrule';
+import * as fs from 'fs';
+import { getDate, insert, Metadata, splitICSLines } from './lib/util';
+import { join } from 'path';
+import { createInterface } from 'readline';
+import { ICalKey } from './lib/ical-key';
+import { getEventsBetweenDates, getEventsOnDate } from './lib/parsed-event';
+
+export const parseString = (ics: string) => {
+    const lines = splitICSLines(ics);
+};
+
+// let propertyKeySet = new Set<string>();
+
+
+export const parseFile = (filePath: fs.PathLike) => {
+    console.log('reading', filePath);
+
+    const readStream = fs.createReadStream(filePath);
+
+    const readInterface = createInterface({
+        input: readStream,
+        terminal: false,
+    });
+
+    let obj: any = {};
+
+    readInterface.on('line', (line) => {
+        const parsed = parseLine(line);
+        if (parsed.property === 'begin') {
+            obj[parsed.value] = {};
+        }
+    });
+
+    // return new Promise((resolve, reject) => {
+    //     readStream.on('end', () => {
+    //         console.log('end');
+    //         resolve();
+    //     });
+    // });
+};
+
+type ICSProperty = 'begin'
+    | 'end'
+    | 'prodid'
+    | 'version'
+    | 'calscale'
+    | 'method'
+    | 'tzid'
+    | 'dtstart'
+    | 'dtend'
+    | 'rrule'
+    | string;
+
+interface ParsedLineInfo {
+    property?: ICSProperty;
+    value?: string;
+    rawLine: string;
+}
+
+
+const parseLine = (line: string): ParsedLineInfo => {
+    line = line.toLowerCase();
+    let lineInfo: ParsedLineInfo = {
+        rawLine: line,
+    };
+
+    if (!line) {
+        return lineInfo;
+    }
+
+    const [property, value] = line.split(':');
+
+    lineInfo = {
+        ...lineInfo,
+        property,
+        value
+    };
+
+    // if (!propertyKeySet.has(property) && !property.includes(' ')) {
+    //     console.log(property);
+    //     propertyKeySet.add(property);
+    // }
+
+    // console.log(lineInfo);
+    return lineInfo;
+};
+
+parseFile(join(__dirname, '..', 'test', 'ical', 'mine', 'test.ics'));

src/lib/ical-key.ts

@@ -0,0 +1,21 @@
+export enum ICalKey {
+    Rrule = 'RRULE',
+    Exdate = 'EXDATE',
+    Created = 'CREATED',
+    LastModified = 'LAST-MODIFIED',
+    Dtstamp = 'DTSTAMP',
+    Dtstart = 'DTSTART',
+    Dtend = 'DTEND',
+    Location = 'LOCATION',
+    Status = 'STATUS',
+    Summary = 'SUMMARY',
+    Description = 'DESCRIPTION',
+    Transp = 'TRANSP',
+    Sequence = 'SEQUENCE',
+    Organizer = 'ORGANIZER',
+    Uid = 'UID',
+    Attendee = 'ATTENDEE',
+    Value = 'VALUE',
+    Begin = 'BEGIN',
+    End = 'END',
+}