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stream_create: Convert stream_name_error to an ES6 class.

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Signed-off-by: Anders Kaseorg <anders@zulip.com>
This commit is contained in:
Anders Kaseorg
2020-07-22 17:39:41 -07:00
committed by Tim Abbott
parent 3319848768
commit 30e4b51731
1 changed files with 21 additions and 24 deletions
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45
static/js/stream_create.js
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@@ -39,28 +39,26 @@ class StreamSubscriptionError {
} }
const stream_subscription_error = new StreamSubscriptionError(); const stream_subscription_error = new StreamSubscriptionError();
const stream_name_error = (function () { class StreamNameError {
const self = {}; report_already_exists() {
self.report_already_exists = function () {
$("#stream_name_error").text(i18n.t("A stream with this name already exists")); $("#stream_name_error").text(i18n.t("A stream with this name already exists"));
$("#stream_name_error").show(); $("#stream_name_error").show();
}; }
self.clear_errors = function () { clear_errors() {
$("#stream_name_error").hide(); $("#stream_name_error").hide();
}; }
self.report_empty_stream = function () { report_empty_stream() {
$("#stream_name_error").text(i18n.t("A stream needs to have a name")); $("#stream_name_error").text(i18n.t("A stream needs to have a name"));
$("#stream_name_error").show(); $("#stream_name_error").show();
}; }
self.select = function () { select() {
$("#create_stream_name").trigger("focus").trigger("select"); $("#create_stream_name").trigger("focus").trigger("select");
}; }
self.pre_validate = function (stream_name) { pre_validate(stream_name) {
// Don't worry about empty strings...we just want to call this // Don't worry about empty strings...we just want to call this
// to warn users early before they start doing too much work // to warn users early before they start doing too much work
// after they make the effort to type in a stream name. (The // after they make the effort to type in a stream name. (The
@@ -69,23 +67,23 @@ const stream_name_error = (function () {
// the public streams that I'm not subscribed to yet. Once I // the public streams that I'm not subscribed to yet. Once I
// realize the stream already exists, I may want to cancel.) // realize the stream already exists, I may want to cancel.)
if (stream_name && stream_data.get_sub(stream_name)) { if (stream_name && stream_data.get_sub(stream_name)) {
self.report_already_exists(); this.report_already_exists();
return; return;
} }
self.clear_errors(); this.clear_errors();
}; }
self.validate_for_submit = function (stream_name) { validate_for_submit(stream_name) {
if (!stream_name) { if (!stream_name) {
self.report_empty_stream(); this.report_empty_stream();
self.select(); this.select();
return false; return false;
} }
if (stream_data.get_sub(stream_name)) { if (stream_data.get_sub(stream_name)) {
self.report_already_exists(); this.report_already_exists();
self.select(); this.select();
return false; return false;
} }
@@ -94,10 +92,9 @@ const stream_name_error = (function () {
// however, that there's some invite-only stream that we don't // however, that there's some invite-only stream that we don't
// know about locally that will cause a name collision.) // know about locally that will cause a name collision.)
return true; return true;
}; }
}
return self; const stream_name_error = new StreamNameError();
})();
// Within the new stream modal... // Within the new stream modal...
function update_announce_stream_state() { function update_announce_stream_state() {