Added EagleStorage class to contain IndexedDB work

src/EagleStorage.ts

@@ -0,0 +1,54 @@
+import { Repositories } from "./Repositories";
+import { Repository } from "./Repository";
+
+
+export class EagleStorage {
+
+    public static db: IDBDatabase;
+
+    static init(){
+        console.log("EagleStorage.init()");
+
+        const request = indexedDB.open("EAGLE");
+        request.onerror = (event) => {
+            console.error("Why didn't you allow my web app to use IndexedDB?!");
+        };
+        request.onsuccess = (event) => {
+            EagleStorage.db = (<any>event.target).result;
+
+            EagleStorage.db.onerror = (event) => {
+                // generic error handler for all errors targeted at this database's requests!
+                console.error(`Database error: ${(<any>event.target).error?.message}`);
+              };
+        };
+
+        request.onupgradeneeded = (event) => {
+            console.log("onupgradeneeded");
+            const db = (<any>event.target).result;
+
+            // create an objectStore for this database
+            const objectStore = db.createObjectStore("repositories", {keyPath: "id"});
+
+            // Use transaction oncomplete to make sure the objectStore creation is
+            // finished before adding data into it.
+            objectStore.transaction.oncomplete = () => {
+                console.log("oncomplete");
+
+                // Store values in the newly created objectStore.
+                const customerObjectStore = db.transaction("repositories", "readwrite").objectStore("repositories");
+
+                // read list of repositories from localStorage
+                const githubRepos = Repositories.listCustomRepositories(Repository.Service.GitHub);
+                const gitlabRepos = Repositories.listCustomRepositories(Repository.Service.GitLab);
+                console.log("found ", githubRepos.length + gitlabRepos.length, "repos");
+
+                githubRepos.forEach((repo) => {
+                    customerObjectStore.add(Repository.toJson(repo));
+                });
+                gitlabRepos.forEach((repo) => {
+                    customerObjectStore.add(Repository.toJson(repo));
+                });
+            };
+        }
+    }
+}

src/Repository.ts

@@ -187,6 +187,17 @@ export class Repository {
 
         return fileNameA.toLowerCase() > fileNameB.toLowerCase() ? 1 : -1;
     }
+
+    public static toJson(repository: Repository) : object {
+        const result : any = {};
+
+        result.id = repository._id;
+        result.service = repository.service;
+        result.name = repository.name;
+        result.branch = repository.branch;
+
+        return result;
+    }
 }
 
 export namespace Repository {

src/main.ts

@@ -33,6 +33,7 @@ import { CategoryData } from './CategoryData';
 import { Daliuge } from './Daliuge';
 import { Eagle } from './Eagle';
 import { EagleConfig } from "./EagleConfig";
+import { EagleStorage } from "./EagleStorage";
 import { Errors } from './Errors';
 import { GitHub } from './GitHub';
 import { GitLab } from './GitLab';
@@ -78,6 +79,7 @@ $(function(){
     (<any>window).Daliuge = Daliuge;
     (<any>window).Eagle = Eagle;
     (<any>window).EagleConfig = EagleConfig;
+    (<any>window).EagleStorage = EagleStorage;
     (<any>window).Errors = Errors;
     (<any>window).GraphConfig = GraphConfig;
     (<any>window).GraphConfigurationsTable = GraphConfigurationsTable;
@@ -151,6 +153,7 @@ $(function(){
     document.onkeydown = KeyboardShortcut.processKey;
     document.onkeyup = KeyboardShortcut.processKey;
 
+    EagleStorage.init();
     loadRepos();
 
     // auto load a tutorial, if specified on the url

src/require-config.ts

@@ -23,6 +23,7 @@ require.config({
         "GraphConfig": "./static/built/GraphConfig",
         "Eagle": "./static/built/Eagle",
         "EagleConfig": "./static/built/EagleConfig",
+        "EagleStorage": "./static/built/EagleStorage",
         "Utils": "./static/built/Utils",
         "Modals": "./static/built/Modals",
         "GraphUpdater": "./static/built/GraphUpdater",