zulip/static/js/message_flags.js

126 lines
3.7 KiB
JavaScript

const _ = require("lodash");
function send_flag_update(message, flag, op) {
channel.post({
url: "/json/messages/flags",
idempotent: true,
data: {
messages: JSON.stringify([message.id]),
flag,
op,
},
});
}
exports._unread_batch_size = 1000;
exports.send_read = (function () {
let queue = [];
let on_success;
let start;
function server_request() {
// Wait for server IDs before sending flags
const real_msgs = queue.filter((msg) => !msg.locally_echoed);
const real_msg_ids = real_msgs.map((msg) => msg.id);
if (real_msg_ids.length === 0) {
setTimeout(start, 100);
return;
}
const real_msg_ids_batch = real_msg_ids.slice(0, exports._unread_batch_size);
// We have some real IDs. If there are any left in the queue when this
// call finishes, they will be handled in the success callback.
channel.post({
url: "/json/messages/flags",
idempotent: true,
data: {messages: JSON.stringify(real_msg_ids_batch), op: "add", flag: "read"},
success: on_success,
});
}
start = _.throttle(server_request, 1000);
on_success = function on_success(data) {
if (data === undefined || data.messages === undefined) {
return;
}
queue = queue.filter((message) => !data.messages.includes(message.id));
if (queue.length > 0) {
start();
}
};
function add(messages) {
queue = queue.concat(messages);
start();
}
return add;
})();
exports.save_collapsed = function (message) {
send_flag_update(message, "collapsed", "add");
};
exports.save_uncollapsed = function (message) {
send_flag_update(message, "collapsed", "remove");
};
// This updates the state of the starred flag in local data
// structures, and triggers a UI rerender.
exports.update_starred_flag = function (message_id, new_value) {
const message = message_store.get(message_id);
if (message === undefined) {
// If we don't have the message locally, do nothing; if later
// we fetch it, it'll come with the correct `starred` state.
return;
}
message.starred = new_value;
ui.update_starred_view(message_id, new_value);
};
exports.toggle_starred_and_update_server = function (message) {
if (message.locally_echoed) {
// This is defensive code for when you hit the "*" key
// before we get a server ack. It's rare that somebody
// can star this quickly, and we don't have a good way
// to tell the server which message was starred.
return;
}
message.starred = !message.starred;
// Unlike most calls to mark messages as read, we don't check
// msg_list.can_mark_messages_read, because starring a message is an
// explicit interaction and we'd like to preserve the user
// expectation invariant that all starred messages are read.
unread_ops.notify_server_message_read(message);
ui.update_starred_view(message.id, message.starred);
if (message.starred) {
send_flag_update(message, "starred", "add");
starred_messages.add([message.id]);
} else {
send_flag_update(message, "starred", "remove");
starred_messages.remove([message.id]);
}
};
exports.unstar_all_messages = function () {
const starred_msg_ids = starred_messages.get_starred_msg_ids();
channel.post({
url: "/json/messages/flags",
idempotent: true,
data: {
messages: JSON.stringify(starred_msg_ids),
flag: "starred",
op: "remove",
},
});
};
window.message_flags = exports;