frappe.ui.form.ControlData = class ControlData extends frappe.ui.form.ControlData {
	make_input() {
		super.make_input();
		if (this.df.options == "Phone") {
			this.setup_phone();
		}
		if (this.frm && this.frm.fields_dict) {
			Object.values(this.frm.fields_dict).forEach(function (field) {
				if (
					field.df.read_only === 1 &&
					field.df.options === "Phone" &&
					field.disp_area.style[0] != "display" &&
					!field.has_icon
				) {
					field.setup_phone();
					field.has_icon = true;
				}
			});
		}
	}
	setup_phone() {
		if (frappe.phone_call.handler) {
			let control = this.df.read_only ? ".control-value" : ".control-input";
			this.$wrapper
				.find(control)
				.append(
					`
					<span class="phone-btn">
						<a class="btn-open no-decoration" title="${__("Make a call")}">
							${frappe.utils.icon("call")}
					</span>
				`
				)
				.find(".phone-btn")
				.click(() => {
					frappe.phone_call.handler(this.get_value(), this.frm);
				});
		}
	}
};