refactoring, using different pattern for page injection and reusing same pattern for both popup and content scripts

src/views/lib/getSiteSupport.ts

@@ -0,0 +1,36 @@
+/**
+ * An enum that represents the different types of pages that we support
+ * a given url/page can correspond to many of these enum values
+ */
+export enum SiteSupport {
+    COURSE_CATALOG = 'COURSE_CATALOG',
+    COURSE_CATALOG_LIST = 'COURSE_CATALOG_LIST',
+    COURSE_CATALOG_DETAILS = 'COURSE_CATALOG_DETAILS',
+    UT_PLANNER = 'UT_PLANNER',
+    WAITLIST = 'WAITLIST',
+}
+
+/**
+ * We use this function to determine what page the user is on, and then we can use that information to determine what to do
+ * @param url the url of the current page
+ * @returns a list of page types that the current page is
+ */
+export default function getSiteSupport(url: string): SiteSupport[] {
+    if (url.includes('utexas.collegescheduler.com')) {
+        return [SiteSupport.UT_PLANNER];
+    }
+    if (url.includes('utdirect.utexas.edu/apps/registrar/course_schedule')) {
+        const types = [SiteSupport.COURSE_CATALOG];
+        if (url.includes('results')) {
+            types.push(SiteSupport.COURSE_CATALOG_LIST);
+        }
+        if (document.querySelector('#details')) {
+            types.push(SiteSupport.COURSE_CATALOG_DETAILS);
+        }
+        return types;
+    }
+    if (url.includes('utdirect.utexas.edu') && (url.includes('waitlist') || url.includes('classlist'))) {
+        return [SiteSupport.WAITLIST];
+    }
+    return [];
+}