我尝试创建一个 SPFx Webpart。在创建新项目之前,我需要调用 0-4 次,_ensureUser
具体取决于是否设置了Client
、AssignedTo
和的任何组合。当所有需要的调用都完成后,就可以创建新的项目了。ResolvedBy
Referrer
_ensureUser
userPromises[0].then( (value: {}) => { ...
代码在托管工作台上调试时运行,但在我调用或时抛出异常Promise.all(userPromises).then( (value: {}[]) => { ...
。当我单击 F5/继续时,将执行其余部分并创建新项目。_ensureUser
当我直接调用它并将其与 then's 链接时工作,而不是先将它放入 userPromises 数组中。
我认为问题是,它_ensureUser
不会返回一个Promise
. 如果是这样,我该怎么做?我应该重组_ensureUser
和/或createItem
吗?我需要在某个地方调用绑定吗?
createItem
功能:
public createItem( logItem: IInteractionLogItem): Promise<IInteractionLogItem[]> {
const userPromises: Promise<{}>[] = [];
if(logItem.Client && logItem.Client.AccountName){
userPromises.push(this._ensureUser(logItem.Client));
}
if(logItem.AssignedTo && logItem.AssignedTo.AccountName){
userPromises.push(this._ensureUser(logItem.AssignedTo));
}
if(logItem.ResolvedBy && logItem.ResolvedBy.AccountName){
userPromises.push(this._ensureUser(logItem.ResolvedBy));
}
if(logItem.Referrer && logItem.Referrer.AccountName){
userPromises.push(this._ensureUser(logItem.Referrer));
}
console.log("SharePointDataProvider.CreateItem: userPromises.length=" + userPromises.length);
if( userPromises.length == 0) {
const batch: SPHttpClientBatch = this.webPartContext.spHttpClient.beginBatch();
const batchPromises: Promise<{}>[] = [
this._createItem(batch, logItem),
this._getItemsBatched(batch)
];
return this._resolveBatch(batch, batchPromises);
} else if( userPromises.length == 1) {
userPromises[0].then( (value: {}) => {
const batch: SPHttpClientBatch = this.webPartContext.spHttpClient.beginBatch();
const batchPromises: Promise<{}>[] = [
this._createItem(batch, logItem),
this._getItemsBatched(batch)
];
return this._resolveBatch(batch, batchPromises);
});
} else {
Promise.all(userPromises).then( (value: {}[]) => {
const batch: SPHttpClientBatch = this.webPartContext.spHttpClient.beginBatch();
const batchPromises: Promise<{}>[] = [
this._createItem(batch, logItem),
this._getItemsBatched(batch)
];
return this._resolveBatch(batch, batchPromises);
});
}
}
_ensureUser
功能:
private _ensureUser( user: IInteractionLogPerson): Promise<ISPUser> {
console.log("SharePointDataProvider.EnsureUser( \"" + user.AccountName + "\" )");
var data = {logonName: user.AccountName};
return this._webPartContext.spHttpClient.post(
this._ensureUserUrl,
SPHttpClient.configurations.v1,
{ body: JSON.stringify(data) } ).then(
(value: SPHttpClientResponse) => {
console.log("SharePointDataProvider.EnsureUser Got Http Response:\"" + value.statusText + "\"" );
return value.json();
},
(error: any) => console.log("SharePointDataProvider.EnsureUser Rejected: " + error )
).then((spUser: ISPUser) => {
console.log("SharePointDataProvider.EnsureUser Set Id:" + spUser.Id +" LoginName:\"" + spUser.LoginName + "\"" );
user.Id = spUser.Id;
return spUser;
});
}
_ensureUser
1 次调用的调试输出:
SharePointDataProvider.EnsureUser( "i:0#.f|membership|bob@pc.org.nz" )
SharePointDataProvider.CreateItem: userPromises.length=1
TypeError: Cannot read property 'then' of undefined
at ILoggerContainer._createInteractionLogItem (d:\spfx\iLogger-webpart\dist\i-logger.bundle.js:22103:60)
at ILoggerForm._handleAddButtonClick (d:\spfx\iLogger-webpart\dist\i-logger.bundle.js:23173:21)
at Object.r (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:75541)
at a (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:30260)
at Object.s [as executeDispatchesInOrder] (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:30475)
at f (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:26933)
at m (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:27059)
at Array.forEach (<anonymous>)
at r (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:112499)
at Object.processEventQueue (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:28121)
SharePointDataProvider.EnsureUser Got Http Response:"OK"
SharePointDataProvider.EnsureUser Set Id:13 LoginName:"i:0#.f|membership|bob@pc.org.nz"
_ensureUser
2 个调用的调试输出:
SharePointDataProvider.EnsureUser( "i:0#.f|membership|dennis@carehouse.org.nz" )
SharePointDataProvider.EnsureUser( "i:0#.f|membership|bob@pc.org.nz" )
SharePointDataProvider.CreateItem: userPromises.length=2
TypeError: Cannot read property 'then' of undefined
at ILoggerContainer._createInteractionLogItem (d:\spfx\iLogger-webpart\dist\i-logger.bundle.js:22103:60)
at ILoggerForm._handleAddButtonClick (d:\spfx\iLogger-webpart\dist\i-logger.bundle.js:23173:21)
at Object.r (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:75541)
at a (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:30260)
at Object.s [as executeDispatchesInOrder] (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:30475)
at f (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:26933)
at m (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:27059)
at Array.forEach (<anonymous>)
at r (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:112499)
at Object.processEventQueue (https://spoprod-a.akamaihd.net/files/sp-client-prod_2017-06-30.017/sp-webpart-workbench-assembly_en-us_f3fed222daad2a0117a4c168deed7705.js:174:28121)
SharePointDataProvider.EnsureUser Got Http Response:"OK"
SharePointDataProvider.EnsureUser Set Id:10 LoginName:"i:0#.f|membership|dennis@carehouse.org.nz"
SharePointDataProvider.EnsureUser Got Http Response:"OK"
SharePointDataProvider.EnsureUser Set Id:13 LoginName:"i:0#.f|membership|bob@pc.org.nz"