Add more features to todomvc (#928)

- toggle-all button
- double click modify todo item
- filter state show mouse pointer
- individual todo item remove button
- correct active item count
This commit is contained in:
Ivan Tham 2023-04-03 09:03:33 +08:00 committed by GitHub
parent adade2d5c5
commit 3aa7349db7
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@ -7,7 +7,7 @@ fn main() {
dioxus_desktop::launch(app);
}
#[derive(PartialEq, Eq)]
#[derive(PartialEq, Eq, Clone, Copy)]
pub enum FilterState {
All,
Active,
@ -39,56 +39,99 @@ pub fn app(cx: Scope<()>) -> Element {
.collect::<Vec<_>>();
filtered_todos.sort_unstable();
let show_clear_completed = todos.values().any(|todo| todo.checked);
let items_left = filtered_todos.len();
let item_text = match items_left {
let active_todo_count = todos.values().filter(|item| !item.checked).count();
let active_todo_text = match active_todo_count {
1 => "item",
_ => "items",
};
cx.render(rsx!{
let show_clear_completed = todos.values().any(|todo| todo.checked);
let selected = |state| {
if *filter == state {
"selected"
} else {
"false"
}
};
cx.render(rsx! {
section { class: "todoapp",
style { include_str!("./assets/todomvc.css") }
div {
header { class: "header",
h1 {"todos"}
input {
class: "new-todo",
placeholder: "What needs to be done?",
value: "{draft}",
autofocus: "true",
oninput: move |evt| {
draft.set(evt.value.clone());
},
onkeydown: move |evt| {
if evt.key() == Key::Enter && !draft.is_empty() {
todos.make_mut().insert(
**todo_id,
TodoItem {
id: **todo_id,
checked: false,
contents: draft.to_string(),
},
);
*todo_id.make_mut() += 1;
draft.set("".to_string());
}
header { class: "header",
h1 {"todos"}
input {
class: "new-todo",
placeholder: "What needs to be done?",
value: "{draft}",
autofocus: "true",
oninput: move |evt| {
draft.set(evt.value.clone());
},
onkeydown: move |evt| {
if evt.key() == Key::Enter && !draft.is_empty() {
todos.make_mut().insert(
**todo_id,
TodoItem {
id: **todo_id,
checked: false,
contents: draft.to_string(),
},
);
*todo_id.make_mut() += 1;
draft.set("".to_string());
}
}
}
}
section {
class: "main",
if !todos.is_empty() {
rsx! {
input {
id: "toggle-all",
class: "toggle-all",
r#type: "checkbox",
onchange: move |_| {
let check = active_todo_count != 0;
for (_, item) in todos.make_mut().iter_mut() {
item.checked = check;
}
},
checked: if active_todo_count == 0 { "true" } else { "false" },
}
label { r#for: "toggle-all" }
}
}
ul { class: "todo-list",
filtered_todos.iter().map(|id| rsx!(TodoEntry { key: "{id}", id: *id, todos: todos }))
filtered_todos.iter().map(|id| rsx!(TodoEntry {
key: "{id}",
id: *id,
todos: todos,
}))
}
(!todos.is_empty()).then(|| rsx!(
footer { class: "footer",
span { class: "todo-count",
strong {"{items_left} "}
span {"{item_text} left"}
strong {"{active_todo_count} "}
span {"{active_todo_text} left"}
}
ul { class: "filters",
li { class: "All", a { onclick: move |_| filter.set(FilterState::All), "All" }}
li { class: "Active", a { onclick: move |_| filter.set(FilterState::Active), "Active" }}
li { class: "Completed", a { onclick: move |_| filter.set(FilterState::Completed), "Completed" }}
for (state, state_text, url) in [
(FilterState::All, "All", "#/"),
(FilterState::Active, "Active", "#/active"),
(FilterState::Completed, "Completed", "#/completed"),
] {
li {
a {
href: url,
class: selected(state),
onclick: move |_| filter.set(state),
prevent_default: "onclick",
state_text
}
}
}
}
show_clear_completed.then(|| rsx!(
button {
@ -102,8 +145,8 @@ pub fn app(cx: Scope<()>) -> Element {
}
}
footer { class: "info",
p {"Double-click to edit a todo"}
p { "Created by ", a { href: "http://github.com/jkelleyrtp/", "jkelleyrtp" }}
p { "Double-click to edit a todo" }
p { "Created by ", a { href: "http://github.com/jkelleyrtp/", "jkelleyrtp" }}
p { "Part of ", a { href: "http://todomvc.com", "TodoMVC" }}
}
})
@ -136,13 +179,17 @@ pub fn TodoEntry<'a>(cx: Scope<'a, TodoEntryProps<'a>>) -> Element {
cx.props.todos.make_mut()[&cx.props.id].checked = evt.value.parse().unwrap();
}
}
label {
r#for: "cbg-{todo.id}",
onclick: move |_| is_editing.set(true),
ondblclick: move |_| is_editing.set(true),
prevent_default: "onclick",
"{todo.contents}"
}
button {
class: "destroy",
onclick: move |_| { cx.props.todos.make_mut().remove(&todo.id); },
prevent_default: "onclick",
}
}
is_editing.then(|| rsx!{
input {