Sample JavaScripts for Dynamics 365 CE or DataVerse Power APps

//Using namespace in JavaScript Code
var MyJS = MyJS || {};
MyJS.GetCustomer = function (firstname, lastname) {
    };
MyJS.GetRecordInfo = function () {
    };
 
// Code to run in the form OnLoad event
MyJS.formOnLoad = function (executionContext) {
var formContext = executionContext.getFormContext();
  
 // Code to run in the column OnChange event
MyJS.attributeOnChange = function (executionContext) {
var formContext = executionContext.getFormContext();
}
 
  // Code to run in the form OnSave event
MyJS.formOnSave = function (executionContext) {
var formContext = executionContext.getFormContext();
}  
}

// get lookup
var customer = formContext.getAttribute("customerid").getValue();
var customerEntityType = customer[0].entityType;
var customerId = customer[0].id;
var customerName = customer[0].name;

//getvalue
var title = formContext.getAttribute("fieldname").getValue();
// Get choice text
var casetype=formContext.getAttribute("fieldname").getText();

//set value
// Set lookup value
var lookupValue = new Array();
lookupValue[0] = new Object();
lookupValue[0].id = "e4436b-4cd6-ec11-a7b5-000d3a9c27d2";
lookupValue[0].entityType = "contact";
lookupValue[0].name = "Test name";
formContext.getAttribute("customerid").setValue(lookupValue);

// Set choices values
formContext.getAttribute("degree").setValue([100000000,100000001]);

// Set text value
formContext.getAttribute("textfield").setValue("Those are the steps");

// Set number value
formContext.getAttribute("numberfield").setValue(100);

//Get current row data
var currentRow = formContext.data.entity.getEntityReference();
var currentRowEntityType = currentRow.entityType;
var currentRowId = currentRow.id;
var currentRowId2 = currentRow.id.replace(/{|}/g, '');
var currentRowName = currentRow.name;

//Read value from related record

Xrm.WebApi.retrieveRecord("contact", customerId,
"?$select=firstname&$expand=modifiedby($select=fullname;$expand=businessu
nitid($select=name))").then(
function success(result) {
console.log("Name: " + result.modifiedby.fullname);
// perform operations on record retrieval
},
function (error) {
console.log(error.message);
// handle error conditions
}
);

//show hide field
formContext.getControl("caseorigincode").setVisible(true);
formContext.getControl("caseorigincode").setVisible(false);

//show hide section
// Show section within a specified tab
var tab = formContext.ui.tabs.get("Summary");
var section = tab.sections.get("Timeline");
section.setVisible(true);
// Hide section within a specified tab
var tab = formContext.ui.tabs.get("Summary");
var section = tab.sections.get("Timeline");
section.setVisible(false);

//show hide tabs
// Show tab
var tab = formContext.ui.tabs.get("Details");
tab.setVisible(true);
// Hide tab
var tab = formContext.ui.tabs.get("Details");
tab.setVisible(false);

//set required field
formContext.getAttribute("fieldname").setRequiredLevel("required");
// Set field as recommended
formContext.getAttribute("fieldname").setRequiredLevel("recommended");
// Set field as optional
formContext.getAttribute("fieldname").setRequiredLevel("none");

//set readonly
// Set field read-only
formContext.getControl("caseorigincode").setDisabled(true);
// Set field editable
formContext.getControl("caseorigincode").setDisabled(false);

//set all fields in a section readonly
disableSection = function(formContext, tab, section) {
var section = formContext.ui.tabs.get(tab).sections.get(section);
var controls = section.controls.get();
var controlsLenght = controls.length;
for (var i = 0; i < controlsLenght; i++) {
controls[i].setDisabled(true);
}
}
// call the function to disable all the fields in the section
disableSection(formContext,"Summary","Case Details Summary");

//set all fields in a tab readonly
this.disableTab = function(formContext, tab) {
formContext.ui.tabs.get(tab).sections.forEach(function (section){
section.controls.forEach(function (control) {
control.setDisabled(true);
})
});
}
// call the function to disable all the fields in the section
disableTab(formContext,"Summary");

//bpf fields in JS
// Add "header process_" to the field name
// Set field as required
formContext.getAttribute("header_process_fieldname").setRequiredLevel("re
quired");
// Set field read-only
formContext.getControl("header_process_fieldname").setDisabled(true);

//refresh and save form
// Save and refresh the form
formContext.data.refresh(true);
// Refresh the form (without saving)
formContext.data.refresh(false);

//alert dialog and confirm dialog
// alert dialog
var alertStrings = { confirmButtonLabel: "Yes", text: "This is an
alert.", title: "Sample title" };
var alertOptions = { height: 120, width: 260 };
Xrm.Navigation.openAlertDialog(alertStrings, alertOptions).then(
function (success) {
console.log("Alert dialog closed");
},
function (error) {
console.log(error.message);
}
);
// confirm dialog
var confirmStrings = { text:"This is a confirmation.",
title:"Confirmation Dialog" };
var confirmOptions = { height: 200, width: 450 };
Xrm.Navigation.openConfirmDialog(confirmStrings, confirmOptions).then(
function (success) {
if (success.confirmed)
console.log("Dialog closed using OK button.");
else
console.log("Dialog closed using Cancel button or X.");
});

// Set field read-only
formContext.getControl("iframe").setSrc("https://softchief.com");

//create record
// define the data to create new account
var data =
    {
        "name": "Sample Account",
        "creditonhold": false,
        "address1_latitude": 47.639583,
        "description": "This is the description of the sample account",
        "revenue": 5000000,
        "accountcategorycode": 1
    }

// create account record
Xrm.WebApi.createRecord("account", data).then(
    function success(result) {
        console.log("Account created with ID: " + result.id);
        // perform operations on record creation
    },
    function (error) {
        console.log(error.message);
        // handle error conditions
    }
);

//update record
// define the data to update a record
var data =
    {
        "name": "Updated Sample Account ",
        "creditonhold": true,
        "address1_latitude": 47.639583,
        "description": "This is the updated description of the sample account",
        "revenue": 6000000,
        "accountcategorycode": 2
    }
// update the record
Xrm.WebApi.updateRecord("account", "5531d753-95af-e711-a94e-000d3a11e605", data).then(
    function success(result) {
        console.log("Account updated");
        // perform operations on record update
    },
    function (error) {
        console.log(error.message);
        // handle error conditions
    }
);

//delete record
Xrm.WebApi.deleteRecord("account", "5531d753-95af-e711-a94e-000d3a11e605").then(
    function success(result) {
        console.log("Account deleted");
        // perform operations on record deletion
    },
    function (error) {
        console.log(error.message);
        // handle error conditions
    }
);