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[android,js][database] transactions support implemented

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This commit is contained in:
Salakar
2017-03-24 22:53:56 +00:00
parent 61d6358ce0
commit bb6b1aa7f2
6 changed files with 487 additions and 50 deletions
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84
lib/modules/database/reference.js
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@@ -17,15 +17,15 @@ const FirebaseDatabase = NativeModules.RNFirebaseDatabase;
*/
export default class Reference extends ReferenceBase {
db: FirebaseDatabase;
database: FirebaseDatabase;
query: Query;
constructor(db: FirebaseDatabase, path: string, existingModifiers?: Array<string>) {
super(db.firebase, path);
this.db = db;
constructor(database: FirebaseDatabase, path: string, existingModifiers?: Array<string>) {
super(database.firebase, path);
this.database = database;
this.namespace = 'firebase:db:ref';
this.query = new Query(this, path, existingModifiers);
this.log.debug('Created new Reference', this.db._handle(path, existingModifiers));
this.log.debug('Created new Reference', this.database._handle(path, existingModifiers));
}
/**
@@ -34,7 +34,7 @@ export default class Reference extends ReferenceBase {
* @returns {*}
*/
keepSynced(bool: boolean) {
const path = this._dbPath();
const path = this.path;
return promisify('keepSynced', FirebaseDatabase)(path, bool);
}
@@ -44,7 +44,7 @@ export default class Reference extends ReferenceBase {
* @returns {*}
*/
set(value: any) {
const path = this._dbPath();
const path = this.path;
const _value = this._serializeAnyType(value);
return promisify('set', FirebaseDatabase)(path, _value);
}
@@ -55,7 +55,7 @@ export default class Reference extends ReferenceBase {
* @returns {*}
*/
update(val: Object) {
const path = this._dbPath();
const path = this.path;
const value = this._serializeObject(val);
return promisify('update', FirebaseDatabase)(path, value);
}
@@ -65,7 +65,7 @@ export default class Reference extends ReferenceBase {
* @returns {*}
*/
remove() {
return promisify('remove', FirebaseDatabase)(this._dbPath());
return promisify('remove', FirebaseDatabase)(this.path);
}
/**
@@ -76,15 +76,15 @@ export default class Reference extends ReferenceBase {
*/
push(value: any, onComplete: Function) {
if (value === null || value === undefined) {
return new Reference(this.db, `${this.path}/${generatePushID(this.db.serverTimeOffset)}`);
return new Reference(this.database, `${this.path}/${generatePushID(this.database.serverTimeOffset)}`);
}
const path = this._dbPath();
const path = this.path;
const _value = this._serializeAnyType(value);
return promisify('push', FirebaseDatabase)(path, _value)
.then(({ ref }) => {
const newRef = new Reference(this.db, ref);
const newRef = new Reference(this.database, ref);
if (isFunction(onComplete)) return onComplete(null, newRef);
return newRef;
}).catch((e) => {
@@ -104,11 +104,12 @@ export default class Reference extends ReferenceBase {
on(eventType: string, successCallback: () => any, failureCallback: () => any) {
if (!isFunction(successCallback)) throw new Error('The specified callback must be a function');
if (failureCallback && !isFunction(failureCallback)) throw new Error('The specified error callback must be a function');
const path = this._dbPath();
const path = this.path;
const modifiers = this.query.getModifiers();
const modifiersString = this.query.getModifiersString();
this.log.debug('adding reference.on', path, modifiersString, eventType);
return this.db.on(path, modifiersString, modifiers, eventType, successCallback, failureCallback);
this.database.on(path, modifiersString, modifiers, eventType, successCallback, failureCallback);
return successCallback;
}
/**
@@ -120,7 +121,7 @@ export default class Reference extends ReferenceBase {
* @returns {Promise.<TResult>}
*/
once(eventType: string = 'value', successCallback: (snapshot: Object) => void, failureCallback: (error: Error) => void) {
const path = this._dbPath();
const path = this.path;
const modifiers = this.query.getModifiers();
const modifiersString = this.query.getModifiersString();
return promisify('once', FirebaseDatabase)(path, modifiersString, modifiers, eventType)
@@ -130,7 +131,7 @@ export default class Reference extends ReferenceBase {
return snapshot;
})
.catch((error) => {
const firebaseError = this.db._toFirebaseError(error);
const firebaseError = this.database._toFirebaseError(error);
if (isFunction(failureCallback)) return failureCallback(firebaseError);
return Promise.reject(firebaseError);
});
@@ -143,10 +144,40 @@ export default class Reference extends ReferenceBase {
* @returns {*}
*/
off(eventType?: string = '', origCB?: () => any) {
const path = this._dbPath();
const path = this.path;
const modifiersString = this.query.getModifiersString();
this.log.debug('ref.off(): ', path, modifiersString, eventType);
return this.db.off(path, modifiersString, eventType, origCB);
return this.database.off(path, modifiersString, eventType, origCB);
}
/**
* Atomically modifies the data at this location.
* @url https://firebase.google.com/docs/reference/js/firebase.database.Reference#transaction
* @param transactionUpdate
* @param onComplete
* @param applyLocally
*/
transaction(transactionUpdate, onComplete?: () => any, applyLocally: boolean = false) {
if (!isFunction(transactionUpdate)) return Promise.reject(new Error('Missing transactionUpdate function argument.'));
return new Promise((resolve, reject) => {
const onCompleteWrapper = (error, committed, snapshotData) => {
if (error) {
if (isFunction(onComplete)) onComplete(error, committed, null);
return reject(error);
}
const snapshot = new Snapshot(this, snapshotData);
if (isFunction(onComplete)) {
onComplete(null, committed, snapshot);
}
return resolve({ committed, snapshot });
};
this.database.transaction.add(this, transactionUpdate, onCompleteWrapper, applyLocally);
});
}
/**
@@ -193,7 +224,7 @@ export default class Reference extends ReferenceBase {
* @returns {Reference}
*/
orderBy(name: string, key?: string): Reference {
const newRef = new Reference(this.db, this.path, this.query.getModifiers());
const newRef = new Reference(this.database, this.path, this.query.getModifiers());
newRef.query.setOrderBy(name, key);
return newRef;
}
@@ -227,7 +258,7 @@ export default class Reference extends ReferenceBase {
* @returns {Reference}
*/
limit(name: string, limit: number): Reference {
const newRef = new Reference(this.db, this.path, this.query.getModifiers());
const newRef = new Reference(this.database, this.path, this.query.getModifiers());
newRef.query.setLimit(name, limit);
return newRef;
}
@@ -274,7 +305,7 @@ export default class Reference extends ReferenceBase {
* @returns {Reference}
*/
filter(name: string, value: any, key?: string): Reference {
const newRef = new Reference(this.db, this.path, this.query.getModifiers());
const newRef = new Reference(this.database, this.path, this.query.getModifiers());
newRef.query.setFilter(name, value, key);
return newRef;
}
@@ -293,7 +324,7 @@ export default class Reference extends ReferenceBase {
* @returns {Reference}
*/
child(path: string) {
return new Reference(this.db, `${this.path}/${path}`);
return new Reference(this.database, `${this.path}/${path}`);
}
/**
@@ -301,7 +332,7 @@ export default class Reference extends ReferenceBase {
* @returns {string}
*/
toString(): string {
return this._dbPath();
return this.path;
}
/**
@@ -314,7 +345,7 @@ export default class Reference extends ReferenceBase {
*/
get parent(): Reference|null {
if (this.path === '/') return null;
return new Reference(this.db, this.path.substring(0, this.path.lastIndexOf('/')));
return new Reference(this.database, this.path.substring(0, this.path.lastIndexOf('/')));
}
@@ -323,16 +354,13 @@ export default class Reference extends ReferenceBase {
* @returns {Reference}
*/
get root(): Reference {
return new Reference(this.db, '/');
return new Reference(this.database, '/');
}
/**
* INTERNALS
*/
_dbPath(): string {
return this.path;
}
/**
*