From dfcd0a0ef232ccc8eb0c8c80cdc5427de4e3d979 Mon Sep 17 00:00:00 2001
From: Xevion <xevion@xevion.dev>
Date: Fri, 11 Aug 2023 03:23:53 -0500
Subject: [PATCH] Work on parsing/traversing HTML tree

---
 index.ts | 51 ++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 44 insertions(+), 7 deletions(-)

diff --git a/index.ts b/index.ts
index f4e9cf3..bd8122f 100644
--- a/index.ts
+++ b/index.ts
@@ -1,13 +1,50 @@
-import * as cheerio from "cheerio";
+import {Cheerio, Element, load} from "cheerio";
 import * as fs from "fs";
 
-const $ = cheerio.load(fs.readFileSync('list.html'));
-const classes = $('#scheduleListView').children('.listViewWrapper').toArray();
+const $ = load(fs.readFileSync('list.html'));
+const classes = $('#scheduleListView').children('.listViewWrapper');
 
-const getClassName = (html) => {
-    console.log(html);
-    return html.find('list-view-course-title').text();
+
+function extractDetails(source: Cheerio<Element>) {
+    source.find('div.list-view-crn-info-div > span.bold').toArray().forEach((descriptor) => {
+        const descriptor_element = $(descriptor);
+
+        // console.log([descriptor_element.text(), descriptor_element.next().text()])
+    })
+
+    // console.log(
+    //     source.find('div.listViewMeetingInformation').children('span').last().text()
+    // )
+
+    // For some reason this div divides the information into two parts.
+    const div_information_divier = source.find('div.list-view-pillbox.ui-pillbox');
+    const timing_information = div_information_divier.next();
+
+    const raw_time = timing_information.text();
+    const match = raw_time.match(/(\d{2})\s*:\s*(\d{2})\s*(AM|PM)\D*(\d{2})\s*:\s*(\d{2})\s*(AM|PM)/)
+    if (match === null) {
+        throw new Error(`Could not parse time: ${raw_time}`);
+    }
+
+    const [start_hour, start_minute, end_hour, end_minute] = [1, 2, 4, 5].map((index) => parseInt(match[index]));
+    const [start_period, end_period] = [match[3], match[6]];
+
+    return {
+        start: {minute: start_minute, hour: start_hour, period: start_period},
+        end: {minute: end_minute, hour: end_hour, period: end_period},
+        days: source.find('div.ui-pillbox-summary.screen-reader').text().split(",").map((day) => day.trim()),
+        name: source.find('span.list-view-course-title > a.section-details-link').text().trim()
+    };
 }
 
 console.log(`${classes.length} classes identified.`);
-console.log(`First class: ${getClassName(classes[0])}`);
\ No newline at end of file
+
+classes.toArray().forEach((element) => {
+    console.log(extractDetails(
+        $(element)
+    ))
+});
+
+// console.log(classes.toArray().map((element) => element.attribs.class))
+
+// console.log(`First class: ${extractDetails(classes)}`);
\ No newline at end of file