Update "whisper users" for v12

tools/whisper-users.js

@@ -0,0 +1,43 @@
+/**
+ * Send a message to specific users. The selection will be initially determined
+ * by which tokens are selected.
+ */
+
+const {HTMLField, SetField, StringField} = foundry.data.fields;
+const usersField = new SetField(new StringField({
+  choices: game.users.reduce((acc, user) => {
+    if (user !== game.user) acc[user.id] = user.name;
+    return acc;
+  }, {}),
+}), {}).toFormGroup({
+  label: "Users",
+  hint: "Select the users that should receive the message.",
+  classes: ["stacked"]
+}, {
+  name: "users",
+  type: "checkboxes",
+  value: game.users.filter(user => {
+    if (!user.character) return false;
+    if (user === game.user) return false;
+    return canvas.tokens.controlled.some(token => token.actor === user.character);
+  }).map(user => user.id)
+}).outerHTML;
+const textField = new HTMLField().toFormGroup({
+  label: "Message",
+}, {
+  name: "message",
+  compact: true,
+  height: 300,
+}).outerHTML;
+
+const config = await foundry.applications.api.DialogV2.prompt({
+  content: `<fieldset>${usersField}${textField}</fieldset>`,
+  modal: true,
+  rejectClose: false,
+  position: {width: 550, height: "auto"},
+  window: {title: "Whisper Users", icon: "fa-solid fa-comments"},
+  ok: {callback: (event, button) => new FormDataExtended(button.form).object},
+});
+if (!config || !config.message) return;
+
+ChatMessage.implementation.create({whisper: config.users, content: config.message});