From 0bf842536fefaa5832177be07823a8657046fc38 Mon Sep 17 00:00:00 2001
From: luoxiao <luoxiaozero@163.com>
Date: Sun, 23 Jun 2024 23:33:09 +0800
Subject: [PATCH] refactor: Textarea

---
 demo/src/app.rs                    |   1 +
 demo/src/pages/components.rs       |   4 ++
 demo_markdown/docs/input/mod.md    |   3 -
 demo_markdown/docs/textarea/mod.md |  26 +++++++
 demo_markdown/src/lib.rs           |   1 +
 thaw/src/input/mod.rs              |   6 --
 thaw/src/input/theme.rs            |  35 ----------
 thaw/src/lib.rs                    |   6 +-
 thaw/src/textarea/mod.rs           | 106 +++++++++++++++++++++++++++++
 thaw/src/textarea/textarea.css     |  95 ++++++++++++++++++++++++++
 thaw/src/theme/mod.rs              |   8 +--
 11 files changed, 239 insertions(+), 52 deletions(-)
 create mode 100644 demo_markdown/docs/textarea/mod.md
 delete mode 100644 thaw/src/input/theme.rs
 create mode 100644 thaw/src/textarea/mod.rs
 create mode 100644 thaw/src/textarea/textarea.css

diff --git a/demo/src/app.rs b/demo/src/app.rs
index 5b8b81d..01c5978 100644
--- a/demo/src/app.rs
+++ b/demo/src/app.rs
@@ -86,6 +86,7 @@ fn TheRouter(is_routing: RwSignal<bool>) -> impl IntoView {
                 <Route path="/table" view=TableMdPage/>
                 <Route path="/tag" view=TagMdPage/>
                 <Route path="/text" view=TextMdPage/>
+                <Route path="/textarea" view=TextareaMdPage/>
                 <Route path="/time-picker" view=TimePickerMdPage/>
                 <Route path="/upload" view=UploadMdPage/>
             </Route>
diff --git a/demo/src/pages/components.rs b/demo/src/pages/components.rs
index d5fb3a3..72f4338 100644
--- a/demo/src/pages/components.rs
+++ b/demo/src/pages/components.rs
@@ -199,6 +199,10 @@ pub(crate) fn gen_menu_data() -> Vec<MenuGroupOption> {
                     value: "/components/text".into(),
                     label: "Text".into(),
                 },
+                MenuItemOption {
+                    value: "/components/textarea".into(),
+                    label: "Textarea".into(),
+                },
                 MenuItemOption {
                     value: "/components/auto-complete".into(),
                     label: "Auto Complete".into(),
diff --git a/demo_markdown/docs/input/mod.md b/demo_markdown/docs/input/mod.md
index 2115557..da8d71f 100644
--- a/demo_markdown/docs/input/mod.md
+++ b/demo_markdown/docs/input/mod.md
@@ -7,7 +7,6 @@ view! {
     <Space vertical=true>
         <Input value/>
         <Input value variant=InputVariant::Password placeholder="Password"/>
-        <TextArea value placeholder="Textarea"/>
     </Space>
 }
 ```
@@ -45,7 +44,6 @@ let value = RwSignal::new(String::from("o"));
 view! {
     <Space vertical=true>
         <Input value disabled=true/>
-        <TextArea value disabled=true/>
     </Space>
 }
 ```
@@ -66,7 +64,6 @@ let value = create_rw_signal(String::from("o"));
 view! {
     <Space vertical=true>
         <Input value invalid=true/>
-        <TextArea value invalid=true/>
     </Space>
 }
 ```
diff --git a/demo_markdown/docs/textarea/mod.md b/demo_markdown/docs/textarea/mod.md
new file mode 100644
index 0000000..e1c6417
--- /dev/null
+++ b/demo_markdown/docs/textarea/mod.md
@@ -0,0 +1,26 @@
+# Input
+
+```rust demo
+let value = RwSignal::new(String::from("o"));
+
+view! {
+    <Space vertical=true>
+        <Textarea value placeholder="Textarea"/>
+    </Space>
+}
+```
+
+### Disabled
+
+```rust demo
+let value = RwSignal::new(String::from("o"));
+
+view! {
+    <Space vertical=true>
+        <Textarea value disabled=true/>
+    </Space>
+}
+```
+
+### Textarea Props
+
diff --git a/demo_markdown/src/lib.rs b/demo_markdown/src/lib.rs
index fa52d79..3a29e36 100644
--- a/demo_markdown/src/lib.rs
+++ b/demo_markdown/src/lib.rs
@@ -67,6 +67,7 @@ pub fn include_md(_token_stream: proc_macro::TokenStream) -> proc_macro::TokenSt
         "TabListMdPage" => "../docs/tab_list/mod.md",
         "TableMdPage" => "../docs/table/mod.md",
         "TagMdPage" => "../docs/tag/mod.md",
+        "TextareaMdPage" => "../docs/textarea/mod.md",
         "TimePickerMdPage" => "../docs/time_picker/mod.md",
         "TextMdPage" => "../docs/text/mod.md",
         "UploadMdPage" => "../docs/upload/mod.md"
diff --git a/thaw/src/input/mod.rs b/thaw/src/input/mod.rs
index 8d6e624..82da8b6 100644
--- a/thaw/src/input/mod.rs
+++ b/thaw/src/input/mod.rs
@@ -1,9 +1,3 @@
-mod text_area;
-mod theme;
-
-pub use text_area::{TextArea, TextAreaRef};
-pub use theme::InputTheme;
-
 use leptos::*;
 use thaw_utils::{class_list, mount_style, ComponentRef, Model, OptionalProp};
 
diff --git a/thaw/src/input/theme.rs b/thaw/src/input/theme.rs
deleted file mode 100644
index b53e4d9..0000000
--- a/thaw/src/input/theme.rs
+++ /dev/null
@@ -1,35 +0,0 @@
-use crate::theme::ThemeMethod;
-
-#[derive(Clone)]
-pub struct InputTheme {
-    pub font_color: String,
-    pub placeholder_color: String,
-    pub border_color: String,
-    pub background_color: String,
-    pub font_color_disabled: String,
-    pub background_color_disabled: String,
-}
-
-impl ThemeMethod for InputTheme {
-    fn light() -> Self {
-        Self {
-            font_color: "#333639".into(),
-            placeholder_color: "#c2c2c2".into(),
-            border_color: "#e0e0e6".into(),
-            background_color: "#fff".into(),
-            font_color_disabled: "#c2c2c2".into(),
-            background_color_disabled: "#fafafc".into(),
-        }
-    }
-
-    fn dark() -> Self {
-        Self {
-            font_color: "#ffffffd1".into(),
-            placeholder_color: "#c2c2c2".into(),
-            border_color: "#0000".into(),
-            background_color: "#ffffff1a".into(),
-            font_color_disabled: "#ffffff61".into(),
-            background_color_disabled: "#ffffff0f".into(),
-        }
-    }
-}
diff --git a/thaw/src/lib.rs b/thaw/src/lib.rs
index ae8b15f..58e5204 100644
--- a/thaw/src/lib.rs
+++ b/thaw/src/lib.rs
@@ -37,10 +37,11 @@ mod space;
 mod spin_button;
 mod spinner;
 mod switch;
-mod table;
 mod tab_list;
+mod table;
 mod tag;
 mod text;
+mod textarea;
 mod theme;
 mod time_picker;
 mod upload;
@@ -83,10 +84,11 @@ pub use space::*;
 pub use spin_button::*;
 pub use spinner::*;
 pub use switch::*;
-pub use table::*;
 pub use tab_list::*;
+pub use table::*;
 pub use tag::*;
 pub use text::*;
+pub use textarea::*;
 pub use thaw_utils::{create_component_ref, ComponentRef, SignalWatch};
 pub use theme::*;
 pub use time_picker::*;
diff --git a/thaw/src/textarea/mod.rs b/thaw/src/textarea/mod.rs
new file mode 100644
index 0000000..ab7515c
--- /dev/null
+++ b/thaw/src/textarea/mod.rs
@@ -0,0 +1,106 @@
+use leptos::*;
+use thaw_utils::{class_list, mount_style, ComponentRef, Model, OptionalProp};
+
+#[component]
+pub fn Textarea(
+    #[prop(optional, into)] value: Model<String>,
+    #[prop(optional, into)] allow_value: Option<Callback<String, bool>>,
+    #[prop(optional, into)] placeholder: OptionalProp<MaybeSignal<String>>,
+    #[prop(optional, into)] on_focus: Option<Callback<ev::FocusEvent>>,
+    #[prop(optional, into)] on_blur: Option<Callback<ev::FocusEvent>>,
+    #[prop(optional, into)] disabled: MaybeSignal<bool>,
+    #[prop(optional, into)] invalid: MaybeSignal<bool>,
+    #[prop(optional)] comp_ref: ComponentRef<TextAreaRef>,
+    #[prop(optional, into)] class: OptionalProp<MaybeSignal<String>>,
+    #[prop(attrs)] attrs: Vec<(&'static str, Attribute)>,
+) -> impl IntoView {
+    mount_style("textarea", include_str!("./textarea.css"));
+
+    let value_trigger = create_trigger();
+    let on_input = move |ev| {
+        let input_value = event_target_value(&ev);
+        if let Some(allow_value) = allow_value.as_ref() {
+            if !allow_value.call(input_value.clone()) {
+                value_trigger.notify();
+                return;
+            }
+        }
+        value.set(input_value);
+    };
+    let is_focus = create_rw_signal(false);
+    let on_internal_focus = move |ev| {
+        is_focus.set(true);
+        if let Some(on_focus) = on_focus.as_ref() {
+            on_focus.call(ev);
+        }
+    };
+    let on_internal_blur = move |ev| {
+        is_focus.set(false);
+        if let Some(on_blur) = on_blur.as_ref() {
+            on_blur.call(ev);
+        }
+    };
+
+    let textarea_ref = create_node_ref::<html::Textarea>();
+    textarea_ref.on_load(move |_| {
+        comp_ref.load(TextAreaRef { textarea_ref });
+    });
+
+    #[cfg(debug_assertions)]
+    {
+        const INNER_ATTRS: [&str; 3] = ["class", "disabled", "placeholder"];
+        attrs.iter().for_each(|attr| {
+            if INNER_ATTRS.contains(&attr.0) {
+                logging::warn!(
+                    "Thaw: The '{}' attribute already exists on elements inside the TextArea component, which may cause conflicts.",
+                    attr.0
+                );
+            }
+        });
+    }
+
+    view! {
+        <span
+            class=class_list![
+                "thaw-textarea", ("thaw-textarea--focus", move || is_focus.get()),
+                ("thaw-textarea--disabled", move || disabled.get()), ("thaw-textarea--invalid", move
+                || invalid.get()), class.map(| c | move || c.get())
+            ]
+        >
+            <textarea
+                {..attrs}
+                prop:value=move || {
+                    value_trigger.track();
+                    value.get()
+                }
+
+                on:input=on_input
+                on:focus=on_internal_focus
+                on:blur=on_internal_blur
+                class="thaw-textarea__textarea"
+                disabled=move || disabled.get()
+                placeholder=placeholder.map(|p| move || p.get())
+                ref=textarea_ref
+            ></textarea>
+        </span>
+    }
+}
+
+#[derive(Clone)]
+pub struct TextAreaRef {
+    textarea_ref: NodeRef<html::Textarea>,
+}
+
+impl TextAreaRef {
+    pub fn focus(&self) {
+        if let Some(textarea_el) = self.textarea_ref.get_untracked() {
+            _ = textarea_el.focus();
+        }
+    }
+
+    pub fn blur(&self) {
+        if let Some(textarea_el) = self.textarea_ref.get_untracked() {
+            _ = textarea_el.blur();
+        }
+    }
+}
diff --git a/thaw/src/textarea/textarea.css b/thaw/src/textarea/textarea.css
new file mode 100644
index 0000000..c2341e0
--- /dev/null
+++ b/thaw/src/textarea/textarea.css
@@ -0,0 +1,95 @@
+.thaw-textarea {
+    position: relative;
+    display: inline-flex;
+    margin: 0px;
+    padding: 0 0 var(--strokeWidthThick) 0;
+    background-color: var(--colorNeutralBackground1);
+    border-radius: var(--borderRadiusMedium);
+    border-bottom-color: var(--colorNeutralStrokeAccessible);
+    border: var(--strokeWidthThin) solid var(--colorNeutralStroke1);
+    box-sizing: border-box;
+}
+
+.thaw-textarea:focus-within {
+    border-bottom-color: var(--colorCompoundBrandStroke);
+    outline-width: var(--strokeWidthThick);
+    outline-color: transparent;
+    outline-style: solid;
+    border: var(--strokeWidthThin) solid var(--colorNeutralStroke1);
+}
+
+.thaw-textarea:hover {
+    border: var(--strokeWidthThin) solid var(--colorNeutralStroke1Hover);
+    border-bottom-color: var(--colorNeutralStrokeAccessibleHover);
+}
+
+.thaw-textarea:active {
+    border: var(--strokeWidthThin) solid var(--colorNeutralStroke1Pressed);
+    border-bottom-color: var(--colorNeutralStrokeAccessiblePressed);
+}
+
+/* .thaw-textarea--focus,
+.thaw-textarea:hover:not(.thaw-textarea--disabled, .thaw-textarea--invalid) {
+    border-color: var(--thaw-border-color-hover);
+}
+
+.thaw-textarea--disabled,
+.thaw-textarea--disabled .thaw-textarea__textarea-el {
+    cursor: not-allowed;
+    background-color: var(--thaw-background-color-disabled);
+    color: var(--thaw-font-color-disabled);
+} */
+
+.thaw-textarea::after {
+    content: "";
+    position: absolute;
+    bottom: -1px;
+    right: -1px;
+    left: -1px;
+    height: max(var(--strokeWidthThick), var(--borderRadiusMedium));
+    border-bottom-right-radius: var(--borderRadiusMedium);
+    border-bottom-left-radius: var(--borderRadiusMedium);
+    box-sizing: border-box;
+    border-bottom: var(--strokeWidthThick) solid var(--colorCompoundBrandStroke);
+    transition-delay: var(--curveAccelerateMid);
+    transition-duration: var(--durationUltraFast);
+    transition-property: transform;
+    transform: scaleX(0);
+    clip-path: inset(calc(100% - var(--strokeWidthThick)) 0 0 0);
+}
+
+.thaw-textarea:focus-within::after {
+    transition-delay: var(--curveDecelerateMid);
+    transition-duration: var(--durationNormal);
+    transition-property: transform;
+    transform: scaleX(1);
+}
+
+.thaw-textarea:focus-within:active::after {
+    border-bottom-color: var(--colorCompoundBrandStrokePressed);
+}
+
+.thaw-textarea__textarea {
+    flex-grow: 1;
+    height: 100%;
+    max-height: 260px;
+    min-height: 52px;
+
+    margin: 0px;
+    padding: var(--spacingVerticalSNudge)
+        calc(var(--spacingHorizontalMNudge) + var(--spacingHorizontalXXS));
+    outline-style: none;
+    background-color: transparent;
+    color: var(--colorNeutralForeground1);
+    line-height: var(--lineHeightBase300);
+    font-weight: var(--fontWeightRegular);
+    font-size: var(--fontSizeBase300);
+    font-family: var(--fontFamilyBase);
+    border-style: none;
+    box-sizing: border-box;
+    resize: none;
+}
+
+.thaw-textarea__textarea-el::placeholder {
+    color: var(--thaw-placeholder-color);
+}
diff --git a/thaw/src/theme/mod.rs b/thaw/src/theme/mod.rs
index cb21dd8..11a7d63 100644
--- a/thaw/src/theme/mod.rs
+++ b/thaw/src/theme/mod.rs
@@ -4,9 +4,8 @@ mod common;
 use self::common::CommonTheme;
 use crate::{
     mobile::{NavBarTheme, TabbarTheme},
-    AlertTheme, AnchorTheme, BackTopTheme, CalendarTheme, DatePickerTheme,
-    InputTheme, MessageTheme, ProgressTheme, ScrollbarTheme, SelectTheme, TimePickerTheme,
-    UploadTheme,
+    AlertTheme, AnchorTheme, BackTopTheme, CalendarTheme, DatePickerTheme, MessageTheme,
+    ProgressTheme, ScrollbarTheme, SelectTheme, TimePickerTheme, UploadTheme,
 };
 pub use color::ColorTheme;
 use leptos::*;
@@ -21,7 +20,6 @@ pub struct Theme {
     pub name: String,
     pub common: CommonTheme,
     pub color: ColorTheme,
-    pub input: InputTheme,
     pub alert: AlertTheme,
     pub message: MessageTheme,
     pub select: SelectTheme,
@@ -43,7 +41,6 @@ impl Theme {
             name: "light".into(),
             common: CommonTheme::light(),
             color: ColorTheme::light(),
-            input: InputTheme::light(),
             alert: AlertTheme::light(),
             message: MessageTheme::light(),
             select: SelectTheme::light(),
@@ -64,7 +61,6 @@ impl Theme {
             name: "dark".into(),
             common: CommonTheme::dark(),
             color: ColorTheme::dark(),
-            input: InputTheme::dark(),
             alert: AlertTheme::dark(),
             message: MessageTheme::dark(),
             select: SelectTheme::dark(),