继续解锁：
https://trailhead.salesforce.com/en/content/learn/superbadges/superbadge_lcf
Lightning Data Service Basics for Aura Components
https://trailhead.salesforce.com/content/learn/modules/lightning_data_service
Get Started with Lightning Data Service for Aura Components
Manipulate Records with force:recordData
accDisplay.cmp
<aura:component implements="force:hasRecordId,
flexipage:availableForRecordHome">
<aura:attribute name="record"
type="Object"
description="The record object to be displayed"/>
<aura:attribute name="accountRecord"
type="Object"
description="A simplified view record object to be displayed"/>
<aura:attribute name="recordError"
type="Object"
description="An error message bound to force:recordData"/>
<force:recordData aura:id="accountRecordId"
recordId="{!v.recordId}"
layoutType="FULL"
mode="VIEW"
targetRecord="{!v.record}"
targetFields="{!v.accountRecord}" targetError="{!v.recordError}"/>
<!-- Display a lightning card with details about the record -->
<div class="Record Details">
<lightning:card iconName="standard:account" title="{!v.accountRecord.Name}">
<div class="slds-p-horizontal--small">
<p>
<lightning:formattedText title="Industry" value="{!v.accountRecord.Industry}"/>
</p>
<p>
<lightning:formattedText title="Description" value="{!v.accountRecord.Description}"/>
</p>
<p>
<lightning:formattedPhone title="Phone" value="{!v.accountRecord.Phone}"/>
</p>
</div>
</lightning:card>
</div>
</aura:component>
accEdit.cmp
<aura:component implements="force:hasRecordId,
flexipage:availableForRecordHome">
<aura:attribute name="record"
type="Object"
description="The record object to be displayed"/>
<aura:attribute name="accountRecord"
type="Object"
description="A simplified view record object to be displayed"/>
<aura:attribute name="recordError"
type="Object"
description="An error message bound to force:recordData"/>
<force:recordData aura:id="accountRecordId"
recordId="{!v.recordId}"
fields="Name"
mode="EDIT"
targetRecord="{!v.record}"
targetFields="{!v.simpleRecord}"
targetError="{!v.recordError}"/>
<!-- Display an editing form -->
<div class="Record Details">
<lightning:card iconName="action:edit" title="Edit Account">
<div class="slds-p-horizontal--small">
<lightning:input label="Account Name" value="{!v.accountRecord.Name}"/>
<br/>
<lightning:button label="Save Account" variant="brand" onclick="{!c.handleSaveRecord}" />
</div>
</lightning:card>
</div>
<!-- Display Lightning Data Service errors, if any -->
<aura:if isTrue="{!not(empty(v.recordError))}">
<div class="recordError">
{!v.recordError}
</div>
</aura:if>
</aura:component>
accEditController.js
({
handleSaveRecord : function(component, event, helper) {
component.find("accountRecordId").saveRecord($A.getCallback(function(saveResult) {
if (saveResult.state === "SUCCESS" || saveResult.state === "DRAFT") {
console.log("Save completed successfully.");
} else if (saveResult.state === "INCOMPLETE") {
console.log("User is offline, device doesn't support drafts.");
} else if (saveResult.state === "ERROR") {
console.log('Problem saving record, error: ' +
JSON.stringify(saveResult.error));
} else {
console.log('Unknown problem, state: ' + saveResult.state + ', error: ' + JSON.stringify(saveResult.error));
}
}));
}
})
Handle Record Changes and Errors
accEdit.cmp
<aura:component implements="force:hasRecordId,flexipage:availableForRecordHome">
<aura:attribute name="record"
type="Object"
description="The record object to be displayed"/>
<aura:attribute name="accountRecord"
type="Object"
description="A simplified view record object to be displayed"/>
<aura:attribute name="recordSaveError"
type="String"
description="An error message bound to force:recordData"/>
<force:recordData aura:id="accountRecordId"
recordId="{!v.recordId}"
fields="Name"
mode="EDIT"
targetRecord="{!v.record}"
targetFields="{!v.simpleRecord}"
targetError="{!v.recordSaveError}"/>
<!-- Display an editing form -->
<div class="Record Details">
<lightning:card iconName="action:edit" title="Edit Account">
<div class="slds-p-horizontal--small">
<lightning:input label="Account Name" value="{!v.accountRecord.Name}"/>
<br/>
<lightning:button label="Save Account" variant="brand" onclick="{!c.handleSaveRecord}" />
</div>
</lightning:card>
</div>
<!-- Display Lightning Data Service errors, if any -->
<aura:if isTrue="{!not(empty(v.recordSaveError))}">
<div class="recordError">
{!v.recordSaveError}
</div>
</aura:if>
</aura:component>
accEditController.js
({
handleSaveRecord : function(component, event, helper) {
component.find("accountRecordId").saveRecord($A.getCallback(function(saveResult) {
if (saveResult.state === "SUCCESS" || saveResult.state === "DRAFT") {
console.log("Save completed successfully.");
} else if (saveResult.state === "INCOMPLETE") {
console.log("User is offline, device doesn't support drafts.");
} else if (saveResult.state === "ERROR") {
console.log('Problem saving record, error: ' +
JSON.stringify(saveResult.error));
var errMsg = "";
for (var i = 0; i < saveResult.error.length; i++) {
errMsg += saveResult.error[i].message + "\n";
}
component.set("v.recordSaveError", errMsg);
} else {
console.log('Unknown problem, state: ' + saveResult.state + ', error: ' + JSON.stringify(saveResult.error));
}
}));
}
})
Lightning Design System
https://trailhead.salesforce.com/en/content/learn/modules/lightning_design_system
Understand Key Principles Behind the Design System
image.png
Get Started with the Design System
https://trailhead.salesforce.com/content/learn/modules/lightning_design_system/lightning-design-system2
Understand the Grid System
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Work with Salesforce Data
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Use Images, Icons, and Avatars
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Lay Out a Record Home Page and Using Advanced Components
https://trailhead.salesforce.com/content/learn/modules/lightning_design_system/lightning-design-system6
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下面正式进入解锁SB阶段：
https://trailhead.salesforce.com/en/content/learn/superbadges/superbadge_lcf
挑战
https://login.salesforce.com/packaging/installPackage.apexp?p0=04tf40000011Bh4
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