27 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			27 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
export default () => new Promise((resolve, reject) => {
 | 
						|
  // ServiceWorker is required to synchronize the login state.
 | 
						|
  // Microsoft Edge 17 does not support getAll according to:
 | 
						|
  // Catalog of standard and vendor APIs across browsers - Microsoft Edge Development
 | 
						|
  // https://developer.microsoft.com/en-us/microsoft-edge/platform/catalog/?q=specName%3Aindexeddb
 | 
						|
  if (!('caches' in self && 'getAll' in IDBObjectStore.prototype)) {
 | 
						|
    reject();
 | 
						|
    return;
 | 
						|
  }
 | 
						|
 | 
						|
  const request = indexedDB.open('mastodon');
 | 
						|
 | 
						|
  request.onerror = reject;
 | 
						|
  request.onsuccess = ({ target }) => resolve(target.result);
 | 
						|
 | 
						|
  request.onupgradeneeded = ({ target }) => {
 | 
						|
    const accounts = target.result.createObjectStore('accounts', { autoIncrement: true });
 | 
						|
    const statuses = target.result.createObjectStore('statuses', { autoIncrement: true });
 | 
						|
 | 
						|
    accounts.createIndex('id', 'id', { unique: true });
 | 
						|
    accounts.createIndex('moved', 'moved');
 | 
						|
 | 
						|
    statuses.createIndex('id', 'id', { unique: true });
 | 
						|
    statuses.createIndex('account', 'account');
 | 
						|
    statuses.createIndex('reblog', 'reblog');
 | 
						|
  };
 | 
						|
});
 |