feat: send email to batch students

lms/lms/doctype/lms_batch/lms_batch.py

@@ -335,3 +335,14 @@ def get_timetable_details(timetable):
 
 	timetable = sorted(timetable, key=lambda k: k["date"])
 	return timetable
+
+
+@frappe.whitelist()
+def send_email_to_students(batch, subject, message):
+	frappe.only_for("Moderator")
+	students = frappe.get_all("Batch Student", {"parent": batch}, pluck="student")
+	frappe.sendmail(
+		recipients=students,
+		subject=subject,
+		message=message,
+	)

lms/public/css/style.css

@@ -2470,3 +2470,7 @@ select {
 	-moz-transform: rotate(180deg);
 	transform: rotate(180deg);
 }
+
+.modal-body .ql-container {
+	max-height: unset !important;
+}

lms/www/batches/batch.html

@@ -75,6 +75,11 @@
 		</div>
 	</div>
 
+	<div class="mt-4">
+		<button class="btn btn-secondary btn-sm btn-email">
+			{{ _("Email to Students") }}
+		</button>
+	</div>
 
 	{% if batch_info.custom_component %}
 		<div class="mt-4">

lms/www/batches/batch.js

@@ -63,6 +63,10 @@ frappe.ready(() => {
 	$(document).on("click", ".slot", (e) => {
 		mark_active_slot(e);
 	});
+
+	$(".btn-email").click((e) => {
+		email_to_students();
+	});
 });
 
 const create_live_class = (e) => {
@@ -765,3 +769,47 @@ const get_background_color = (doctype) => {
 	if (doctype == "LMS Assignment") return "var(--orange-400)";
 	if (doctype == "LMS Live Class") return "var(--purple-400)";
 };
+
+const email_to_students = () => {
+	this.email_dialog = new frappe.ui.Dialog({
+		title: __("Email to Students"),
+		fields: [
+			{
+				fieldtype: "Data",
+				fieldname: "subject",
+				label: __("Subject"),
+				reqd: 1,
+			},
+			{
+				fieldtype: "Text Editor",
+				fieldname: "message",
+				label: __("Message"),
+				reqd: 1,
+				max_height: 100,
+				min_lines: 5,
+			},
+		],
+		primary_action: (values) => {
+			send_email(values);
+		},
+	});
+	this.email_dialog.show();
+};
+
+const send_email = (values) => {
+	frappe.call({
+		method: "lms.lms.doctype.lms_batch.lms_batch.send_email_to_students",
+		args: {
+			batch: $(".class-details").data("batch"),
+			subject: values.subject,
+			message: values.message,
+		},
+		callback: (r) => {
+			this.email_dialog.hide();
+			frappe.show_alert({
+				message: __("Email sent successfully"),
+				indicator: "green",
+			});
+		},
+	});
+};