Automatically creates TypeScript type definitions compatible with @types/xrm by extracting form attributes and controls from Dynamics 365/Power Platform model-driven applications.
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// ==UserScript==
// @name Microsoft Power Platform/Dynamics 365 CE - Generate TypeScript Overload Signatures
// @namespace https://github.com/gncnpk/xrm-generate-ts-overloads
// @author Gavin Canon-Phratsachack (https://github.com/gncnpk)
// @version 1.9
// @license GPL-3.0
// @description Automatically creates TypeScript type definitions compatible with @types/xrm by extracting form attributes and controls from Dynamics 365/Power Platform model-driven applications.
// @match https://*.dynamics.com/main.aspx?appid=*&pagetype=entityrecord&etn=*&id=*
// @grant none
// ==/UserScript==
(function() {
'use strict';
const generateComments = function(fieldName, fieldValue) {
return `
/**
* ${fieldName}: ${fieldValue}
*/`
}
// Create a button element and style it to be fixed in the bottom-right corner.
const btn = document.createElement('button');
btn.textContent = 'Generate TypeScript Signatures';
btn.style.position = 'fixed';
btn.style.bottom = '20px';
btn.style.right = '20px';
btn.style.padding = '10px';
btn.style.backgroundColor = '#007ACC';
btn.style.color = '#fff';
btn.style.border = 'none';
btn.style.borderRadius = '5px';
btn.style.cursor = 'pointer';
btn.style.zIndex = 10000;
document.body.appendChild(btn);
btn.addEventListener('click', () => {
// Mapping objects for Xrm attribute and control types.
var attributeTypeMapping = {
"boolean": "Xrm.Attributes.BooleanAttribute",
"datetime": "Xrm.Attributes.DateAttribute",
"decimal": "Xrm.Attributes.NumberAttribute",
"double": "Xrm.Attributes.NumberAttribute",
"integer": "Xrm.Attributes.NumberAttribute",
"lookup": "Xrm.Attributes.LookupAttribute",
"memo": "Xrm.Attributes.StringAttribute",
"money": "Xrm.Attributes.NumberAttribute",
"multiselectoptionset": "Xrm.Attributes.MultiselectOptionSetAttribute",
"optionset": "Xrm.Attributes.OptionSetAttribute",
"string": "Xrm.Attributes.StringAttribute"
};
var controlTypeMapping = {
"standard": "Xrm.Controls.StandardControl",
"iframe": "Xrm.Controls.IframeControl",
"lookup": "Xrm.Controls.LookupControl",
"optionset": "Xrm.Controls.OptionSetControl",
"customsubgrid:MscrmControls.Grid.GridControl": "Xrm.Controls.GridControl",
"subgrid": "Xrm.Controls.GridControl",
"timelinewall": "Xrm.Controls.TimelineWall",
"quickform": "Xrm.Controls.QuickFormControl"
};
var specificControlTypeMapping = {
"boolean": "Xrm.Controls.BooleanControl",
"datetime": "Xrm.Controls.DateControl",
"decimal": "Xrm.Controls.NumberControl",
"double": "Xrm.Controls.NumberControl",
"integer": "Xrm.Controls.NumberControl",
"lookup": "Xrm.Controls.LookupControl",
"memo": "Xrm.Controls.StringControl",
"money": "Xrm.Controls.NumberControl",
"multiselectoptionset": "Xrm.Controls.MultiselectOptionSetControl",
"optionset": "Xrm.Controls.OptionSetControl",
"string": "Xrm.Controls.StringControl"
}
// Object to hold the type information.
const typeInfoTemplate = { attributes: {}, controls: {}, possibleTypes: {}, enums: {} }
const entityTypeInfos = {};
// Loop through all controls on the form.
if (typeof Xrm !== 'undefined' && Xrm.Page && typeof Xrm.Page.getControl === 'function') {
let entity = Xrm.Page.data.entity.getEntityName();
let typeInfo = entityTypeInfos[entity] = entityTypeInfos[entity] ?? typeInfoTemplate;
Xrm.Page.getControl().forEach((ctrl) => {
const ctrlType = ctrl.getControlType();
const mappedType = controlTypeMapping[ctrlType];
if (mappedType) {
typeInfo.controls[ctrl.getName()] = mappedType;
typeInfo.possibleTypes[ctrl.getName()] = [];
typeInfo.possibleTypes[ctrl.getName()].push(mappedType);
}
});
} else {
alert("Xrm.Page is not available on this page.");
return;
}
// Loop through all Quick View controls on the form.
if (typeof Xrm.Page.ui.quickForms.get === 'function') {
let entity = Xrm.Page.data.entity.getEntityName();
let typeInfo = entityTypeInfos[entity] = entityTypeInfos[entity] ?? typeInfoTemplate;
Xrm.Page.ui.quickForms.get().forEach((ctrl) => {
const ctrlType = ctrl.getControlType();
const mappedType = controlTypeMapping[ctrlType];
if (mappedType) {
typeInfo.possibleTypes[ctrl.getName()] = typeInfo.possibleTypes[ctrl.getName()] ?? [];
typeInfo.possibleTypes[ctrl.getName()].push(mappedType);
}
});
}
// Loop through all tabs and sections on the form.
if (typeof Xrm.Page.ui.tabs.get === 'function') {
let entity = Xrm.Page.data.entity.getEntityName();
let typeInfo = entityTypeInfos[entity] = entityTypeInfos[entity] ?? typeInfoTemplate;
Xrm.Page.ui.tabs.get().forEach((tab) => {
typeInfo.possibleTypes[tab.getName()] = typeInfo.possibleTypes[tab.getName()] ?? [];
typeInfo.possibleTypes[tab.getName()].push("Xrm.Controls.Tab");
tab.sections.forEach((section) => {
typeInfo.possibleTypes[section.getName()] = typeInfo.possibleTypes[section.getName()] ?? [];
typeInfo.possibleTypes[section.getName()].push("Xrm.Controls.Section");
});
});
}
// Loop through all attributes on the form.
if (typeof Xrm.Page.getAttribute === 'function') {
let entity = Xrm.Page.data.entity.getEntityName();
let typeInfo = entityTypeInfos[entity] = entityTypeInfos[entity] ?? typeInfoTemplate;
Xrm.Page.getAttribute().forEach((attr) => {
const attrType = attr.getAttributeType();
const mappedType = attributeTypeMapping[attrType];
const mappedControlType = specificControlTypeMapping[attrType];
if (mappedType) {
typeInfo.attributes[attr.getName()] = mappedType;
typeInfo.controls[attr.getName()] = mappedControlType;
typeInfo.possibleTypes[attr.getName()] = [];
if (attrType !== "optionset") {
typeInfo.possibleTypes[attr.getName()].push(mappedType);
}
typeInfo.possibleTypes[attr.getName()].push(mappedControlType);
}
});
}
// Loop through all enums on the form.
if (typeof Xrm.Page.getAttribute === 'function') {
let entity = Xrm.Page.data.entity.getEntityName();
let typeInfo = entityTypeInfos[entity] = entityTypeInfos[entity] ?? typeInfoTemplate;
Xrm.Page.getAttribute().forEach((attr) => {
if (attr.getAttributeType() === "optionset" && attr.controls.get().length > 0) {
const enumValues = attr.getOptions();
const attrName = attr.getName();
const controlName = attr.controls.get(0).getLabel().replace(/\s+/g, '');
if (enumValues) {
typeInfo.enums[controlName] = {attribute: "", values: []};
typeInfo.enums[controlName].values = enumValues;
typeInfo.enums[controlName].attribute = attrName;
typeInfo.attributes[attrName] = attrName;
typeInfo.possibleTypes[attrName].push(attrName);
}
}
});
}
// Build the TypeScript overload string.
let outputTS = `// This file is generated automatically.
// It extends the Xrm.FormContext interface with overloads for getAttribute and getControl.
// Do not modify this file manually.
`
for(const [entityName, typeInfo] of Object.entries(entityTypeInfos)) {
for(const [enumName, enumValues] of Object.entries(typeInfo.enums)) {
let enumTemplate = [];
for(const enumValue of enumValues.values) {
enumTemplate.push(` ${enumValue.text.replace(/\W/g, '')} = ${enumValue.value}`);
}
outputTS += generateComments("Entity", entityName);
outputTS += `
const enum ${enumName} {
${enumTemplate.join(",\n")}
}
`
outputTS += generateComments("Entity", entityName);
outputTS += `
interface ${enumValues.attribute} extends Xrm.Attributes.OptionSetAttribute {
getValue(): ${enumName} | null;
setValue(value: ${enumName} | null): void;
}
`
}
}
outputTS += `
declare namespace Xrm {
namespace Collection {
interface ItemCollection<T> {
`
for(const [entityName, typeInfo] of Object.entries(entityTypeInfos)) {
for (const [possibleTypeName, possibleTypesArray] of Object.entries(typeInfo.possibleTypes)) {
let possibleTypeTemplate = "";
for (const possibleType of possibleTypesArray) {
possibleTypeTemplate += ` TSubType extends ${possibleType} ? ${possibleType} :`;
}
outputTS += generateComments("Entity", entityName);
outputTS += ` get<TSubType extends T>(itemName: "${possibleTypeName}"):${possibleTypeTemplate} never;\n`;
}
}
outputTS += `
}
}`
outputTS += `
interface FormContext {
`;
for(const [entityName, typeInfo] of Object.entries(entityTypeInfos)) {
for (const [attributeName, attributeType] of Object.entries(typeInfo.attributes)) {
outputTS += generateComments("Entity", entityName);
outputTS += ` getAttribute(attributeName: "${attributeName}"): ${attributeType};\n`;
}
for (const [controlName, controlType] of Object.entries(typeInfo.controls)) {
outputTS += generateComments("Entity", entityName);
outputTS += ` getControl(controlName: "${controlName}"): ${controlType};\n`;
}
}
outputTS += ` }
}
`;
// Create a new window with a textarea showing the output.
// The textarea is set to readonly to prevent editing.
const w = window.open('', '_blank', 'width=600,height=400,menubar=no,toolbar=no,location=no,resizable=yes');
if (w) {
w.document.write('<html><head><title>TypeScript Overload Signatures</title></head><body>');
w.document.write('<textarea readonly style="width:100%; height:90%;">' + outputTS + '</textarea>');
w.document.write('</body></html>');
w.document.close();
} else {
// Fallback to prompt if popups are blocked.
prompt("Copy the TypeScript definition:", outputTS);
}
});
})();