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[Persistence] Track persist-pending state globally

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This commit is contained in:
Victor Woeltjen 2016-07-14 12:50:36 -07:00
parent 4c7ad6d93a
commit 00fff52529
1 changed files with 19 additions and 8 deletions
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27
platform/commonUI/edit/src/capabilities/TransactionalPersistenceCapability.js
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@ -24,6 +24,7 @@
define(
[],
function () {
var PERSIST_PENDING_SET = {};
/**
* Wraps persistence capability to enable transactions. Transactions
@ -48,10 +49,17 @@ define(
this.persistenceCapability = persistenceCapability;
this.domainObject = domainObject;
this.$q = $q;
this.persistPending = false;
this.removeFromTransaction = undefined;
}
TransactionalPersistenceCapability.prototype.persistPending = function (state) {
var id = this.domainObject.getId();
if (arguments.length > 0) {
PERSIST_PENDING_SET[id] = state;
}
return PERSIST_PENDING_SET[id];
};
/**
* The wrapped persist function. If a transaction is active, persist
* will be queued until the transaction is committed or cancelled.
@ -61,8 +69,11 @@ define(
var self = this;
function onCommit() {
if (!self.persistPending()) {
return Promise.resolve(true);
}
return self.persistenceCapability.persist().then(function (result) {
self.persistPending = false;
self.persistPending(false);
return result;
});
}
@ -71,11 +82,11 @@ define(
if (self.domainObject.getModel().persisted !== undefined) {
//Fetch clean model from persistence
return self.persistenceCapability.refresh().then(function (result) {
self.persistPending = false;
self.persistPending(false);
return result;
});
} else {
self.persistPending = false;
self.persistPending(false);
self.removeFromTransaction = undefined;
//Model is undefined in persistence, so return undefined.
return self.$q.when(undefined);
@ -83,10 +94,10 @@ define(
}
if (this.transactionService.isActive()) {
if (!this.persistPending) {
if (!self.persistPending()) {
this.removeFromTransaction = this.transactionService
.addToTransaction(onCommit, onCancel);
this.persistPending = true;
this.persistPending(true);
}
//Need to return a promise from this function
return this.$q.when(true);
@ -96,8 +107,8 @@ define(
};
TransactionalPersistenceCapability.prototype.refresh = function () {
if (this.persistPending) {
this.persistPending = false;
if (this.persistPending()) {
this.persistPending(false);
this.removeFromTransaction();
this.removeFromTransaction = undefined;
}