From adcc0b6a54e3e80092ebc917593b0a8a28693c99 Mon Sep 17 00:00:00 2001
From: luoxiaozero <48741584+luoxiaozero@users.noreply.github.com>
Date: Tue, 9 Jan 2024 14:32:13 +0800
Subject: [PATCH] Feat/collapse (#73)

* feat: add collapse component

* feat: collapse adds accordion prop

* fix(workflow): ci stable-cargo-leptos
---
 .github/workflows/ci.yml           |  1 +
 demo/src/app.rs                    |  1 +
 demo/src/pages/components.rs       |  4 ++
 demo_markdown/docs/collapse/mod.md | 53 +++++++++++++++++++++++++
 demo_markdown/src/lib.rs           |  1 +
 thaw/src/collapse/collapse.css     | 22 +++++++++++
 thaw/src/collapse/collapse_item.rs | 62 ++++++++++++++++++++++++++++++
 thaw/src/collapse/mod.rs           | 33 ++++++++++++++++
 thaw/src/lib.rs                    |  2 +
 9 files changed, 179 insertions(+)
 create mode 100644 demo_markdown/docs/collapse/mod.md
 create mode 100644 thaw/src/collapse/collapse.css
 create mode 100644 thaw/src/collapse/collapse_item.rs
 create mode 100644 thaw/src/collapse/mod.rs

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4914ac9..7851798 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -65,4 +65,5 @@ jobs:
             - name: Build
               run: |
                   cd ./examples/ssr_axum
+                  cargo install --locked cargo-leptos
                   cargo leptos build --release
diff --git a/demo/src/app.rs b/demo/src/app.rs
index 54598b1..c1bf021 100644
--- a/demo/src/app.rs
+++ b/demo/src/app.rs
@@ -53,6 +53,7 @@ fn TheRouter(is_routing: RwSignal<bool>) -> impl IntoView {
                 <Route path="/calendar" view=CalendarMdPage/>
                 <Route path="/card" view=CardMdPage/>
                 <Route path="/checkbox" view=CheckboxMdPage/>
+                <Route path="/collapse" view=CollapseMdPage/>
                 <Route path="/color-picker" view=ColorPickerMdPage/>
                 <Route path="/date-picker" view=DatePickerMdPage/>
                 <Route path="/divider" view=DividerMdPage/>
diff --git a/demo/src/pages/components.rs b/demo/src/pages/components.rs
index 5215885..fbf55f2 100644
--- a/demo/src/pages/components.rs
+++ b/demo/src/pages/components.rs
@@ -113,6 +113,10 @@ pub(crate) fn gen_menu_data() -> Vec<MenuGroupOption> {
                     value: "card".into(),
                     label: "Card".into(),
                 },
+                MenuItemOption {
+                    value: "collapse".into(),
+                    label: "Collapse".into(),
+                },
                 MenuItemOption {
                     value: "divider".into(),
                     label: "Divider".into(),
diff --git a/demo_markdown/docs/collapse/mod.md b/demo_markdown/docs/collapse/mod.md
new file mode 100644
index 0000000..b560dff
--- /dev/null
+++ b/demo_markdown/docs/collapse/mod.md
@@ -0,0 +1,53 @@
+# Collapse
+
+```rust demo
+use std::collections::HashSet;
+
+let value = create_rw_signal(HashSet::from(["thaw".to_string()]));
+
+view! {
+    <Collapse value>
+        <CollapseItem title="Leptos" key="leptos">
+            "Build fast web applications with Rust."
+        </CollapseItem>
+        <CollapseItem title="Thaw" key="thaw">
+            "An easy to use leptos component library"
+        </CollapseItem>
+    </Collapse>
+}
+```
+
+### Accordion
+
+Like an accordion.
+
+```rust demo
+view! {
+    <Collapse accordion=true>
+        <CollapseItem title="Leptos" key="leptos">
+            "Build fast web applications with Rust."
+        </CollapseItem>
+        <CollapseItem title="Thaw" key="thaw">
+            "An easy to use leptos component library"
+        </CollapseItem>
+    </Collapse>
+}
+```
+
+### Collapse Props
+
+| Name      | Type                        | Default              | Description                                 |
+| --------- | --------------------------- | -------------------- | ------------------------------------------- |
+| class     | `MaybeSignal<String>`       | `Default::default()` | Addtional classes for the collapse element. |
+| value     | `RwSignal<HashSet<String>>` | `Default::default()` | Currently active panel.                     |
+| accordion | `bool`                      | `false`              | Only allow one panel open at a time.        |
+| children  | `Children`                  |                      | Collapse's content.                         |
+
+### CollapseItem Props
+
+| Name    | Type                  | Default              | Description                                      |
+| ------- | --------------------- | -------------------- | ------------------------------------------------ |
+| class   | `MaybeSignal<String>` | `Default::default()` | Addtional classes for the collapse item element. |
+| title   | `MaybeSignal<String>` |                      | The title of the CollapseItem.                   |
+| key     | `MaybeSignal<String>` |                      | The indentifier of CollapseItem.                 |
+| chilren | `Children`            |                      | CollapseItem's content.                          |
diff --git a/demo_markdown/src/lib.rs b/demo_markdown/src/lib.rs
index 04c74b2..83f3f8b 100644
--- a/demo_markdown/src/lib.rs
+++ b/demo_markdown/src/lib.rs
@@ -41,6 +41,7 @@ pub fn include_md(_token_stream: proc_macro::TokenStream) -> proc_macro::TokenSt
         ("CalendarMdPage", include_str!("../docs/calendar/mod.md")),
         ("CardMdPage", include_str!("../docs/card/mod.md")),
         ("CheckboxMdPage", include_str!("../docs/checkbox/mod.md")),
+        ("CollapseMdPage", include_str!("../docs/collapse/mod.md")),
         (
             "ColorPickerMdPage",
             include_str!("../docs/color_picker/mod.md"),
diff --git a/thaw/src/collapse/collapse.css b/thaw/src/collapse/collapse.css
new file mode 100644
index 0000000..3bcb967
--- /dev/null
+++ b/thaw/src/collapse/collapse.css
@@ -0,0 +1,22 @@
+.thaw-collapse .thaw-collapse-item:not(:first-child) {
+    margin-top: 16px;
+}
+
+.thaw-collapse-item__header {
+    display: flex;
+    align-items: center;
+    cursor: pointer;
+}
+
+.thaw-collapse-item-arrow {
+    margin-right: 4px;
+    transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1);
+}
+
+.thaw-collapse-item--active .thaw-collapse-item-arrow {
+    transform: rotate(90deg);
+}
+
+.thaw-collapse-item__content {
+    padding-top: 16px;
+}
diff --git a/thaw/src/collapse/collapse_item.rs b/thaw/src/collapse/collapse_item.rs
new file mode 100644
index 0000000..b1ff2a2
--- /dev/null
+++ b/thaw/src/collapse/collapse_item.rs
@@ -0,0 +1,62 @@
+use super::use_collapse;
+use crate::{
+    utils::{class_list::class_list, StoredMaybeSignal},
+    Icon,
+};
+use icondata::AiIcon;
+use leptos::*;
+
+#[component]
+pub fn CollapseItem(
+    #[prop(optional, into)] class: MaybeSignal<String>,
+    #[prop(into)] title: MaybeSignal<String>,
+    #[prop(into)] key: MaybeSignal<String>,
+    children: Children,
+) -> impl IntoView {
+    let collapse = use_collapse();
+    let key: StoredMaybeSignal<_> = key.into();
+    let is_show_content = create_memo(move |_| {
+        collapse.value.with(|keys| {
+            if key.with(|key| keys.contains(key)) {
+                true
+            } else {
+                false
+            }
+        })
+    });
+
+    let on_click = move |_| {
+        collapse.value.update(|keys| {
+            if collapse.accordion {
+                keys.clear();
+            }
+            let key = key.get_untracked();
+            if is_show_content.get_untracked() {
+                keys.remove(&key);
+            } else {
+                keys.insert(key);
+            }
+        });
+    };
+
+    view! {
+        <div class=class_list![
+            "thaw-collapse-item", ("thaw-collapse-item--active", move || is_show_content.get()),
+            move || class.get()
+        ]>
+            <div
+                class="thaw-collapse-item__header"
+                on:click=on_click
+            >
+                <Icon icon=Icon::from(AiIcon::AiRightOutlined) class="thaw-collapse-item-arrow"/>
+                {move || title.get()}
+            </div>
+            <div
+                class="thaw-collapse-item__content"
+                style=move || (!is_show_content.get()).then_some("display: none;")
+            >
+                {children()}
+            </div>
+        </div>
+    }
+}
diff --git a/thaw/src/collapse/mod.rs b/thaw/src/collapse/mod.rs
new file mode 100644
index 0000000..c883955
--- /dev/null
+++ b/thaw/src/collapse/mod.rs
@@ -0,0 +1,33 @@
+mod collapse_item;
+
+pub use collapse_item::CollapseItem;
+
+use crate::utils::{class_list::class_list, mount_style};
+use leptos::*;
+use std::collections::HashSet;
+
+#[component]
+pub fn Collapse(
+    #[prop(optional, into)] class: MaybeSignal<String>,
+    #[prop(optional, into)] value: RwSignal<HashSet<String>>,
+    #[prop(optional)] accordion: bool,
+    children: Children,
+) -> impl IntoView {
+    mount_style("collapser", include_str!("./collapse.css"));
+
+    view! {
+        <Provider value=CollapseInjection{ value, accordion }>
+            <div class=class_list!["thaw-collapse", move || class.get()]>{children()}</div>
+        </Provider>
+    }
+}
+
+#[derive(Clone)]
+pub(crate) struct CollapseInjection {
+    pub value: RwSignal<HashSet<String>>,
+    pub accordion: bool,
+}
+
+pub(crate) fn use_collapse() -> CollapseInjection {
+    expect_context()
+}
diff --git a/thaw/src/lib.rs b/thaw/src/lib.rs
index 09d938e..f2023ef 100644
--- a/thaw/src/lib.rs
+++ b/thaw/src/lib.rs
@@ -8,6 +8,7 @@ mod calendar;
 mod card;
 mod checkbox;
 mod code;
+mod collapse;
 mod color_picker;
 mod components;
 mod date_picker;
@@ -54,6 +55,7 @@ pub use card::*;
 pub use checkbox::*;
 pub use chrono;
 pub use code::*;
+pub use collapse::*;
 pub use color_picker::*;
 pub use date_picker::*;
 pub use divider::*;