// Displays the menu to |player|. A promise will be returned that will resolve when the dialog
// has dismissed from their screen, even when they didn't make a selection. The promise will be
// resolved with NULL when the player disconnects before submitting a response. The |page|
// argument is one-based -- optimised for display as opposed to array indices.
async displayForPlayer(player, page = 1) {
for (; page <= this.pageCount_; ++page) {
const title = this.buildTitle(page);
const label = this.buildButtonLabel(page);
const content = this.buildContent(page);
const result = await Dialog.displayMenu(
player, !this.includeHeader(), title, content, 'Select', label);
if (!result)
return null; // the player has disconnected
if (result.response != Dialog.PRIMARY_BUTTON)
continue; // proceed to the next page
if (result.item < 0 || result.item >= this.pageSize_)
throw new Error('An out-of-bounds menu item has been selected by the player.');
const selectedItem = this.items_[((page - 1) * this.pageSize_) + result.item];
if (selectedItem.listener)
await selectedItem.listener(player);
return { player, item: selectedItem.labels };
}
// We're out of pages that can be displayed to the player.
return null;
}
return new Promise(resolve => {
let builder = new MenuBuilder(this),
menu = Dialog.displayMenu(player, builder.isList(), builder.buildCaption(), builder.buildContent(), 'Select', 'Cancel');
// TODO(Russell): Handle pagination of menus.
resolve(menu.then(result => {
if (result.response != Dialog.PRIMARY_BUTTON)
return null;
if (result.item < 0 || result.item >= this.items_.length)
throw new Error('An out-of-bounds menu item has been selected by the player.');
let item = this.items_[result.item];
if (item.listener)
item.listener(player);
return { player: player, item: item.labels };
}));
});
// Displays the message to |player|. A promise will be returned that will resolve when the player
// has closed the message's dialog. The promise will reject only when the player is not connected,
// or disconnects while the message is shown on their screen.
displayForPlayer(player) {
return Dialog.displayMessage(player, this.title_, this.message_, this.leftButton_, this.rightButton_).then(result => {
return result.response;
});
}