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-rw-r--r--js/initialize.js39
1 files changed, 39 insertions, 0 deletions
diff --git a/js/initialize.js b/js/initialize.js
new file mode 100644
index 0000000..bfad5fc
--- /dev/null
+++ b/js/initialize.js
@@ -0,0 +1,39 @@
+function setupStorage() {
+ promises_to_run = [
+ localforage.setItem("logged_in", false),
+ localforage.setItem("username", ""),
+ localforage.setItem("password", ""),
+ localforage.setItem("profile", {}),
+ localforage.setItem("timetable", []),
+ localforage.setItem("teachers", []),
+ localforage.setItem("gradings", []),
+ localforage.setItem("grades", []),
+ localforage.setItem("absences", {}),
+ localforage.setItem("messages", {})
+ ];
+
+ Promise.all(promises_to_run)
+ .then(
+ window.location.replace("/login.html")
+ );
+}
+
+localforage.getItem("logged_in")
+ .then(
+ function (value) {
+ // This code runs once the value has been loaded
+ // from the offline store.
+ if (value === null) {
+ setupStorage();
+ } else if (value === false) {
+ window.location.replace("/login.html");
+ } else {
+ window.location.replace("/pages/teachers.html");
+ }
+ }
+ ).catch(
+ function (err) {
+ // This code runs if there were any errors
+ console.log(err);
+ }
+ );