feat: Checkbox adds rules prop

thaw/src/checkbox/checkbox_group.rs

@@ -1,18 +1,38 @@
+use crate::{FieldInjection, FieldValidationState, Rule, RuleValueIsEmpty};
 use leptos::{context::Provider, prelude::*};
-use std::collections::HashSet;
+use std::{collections::HashSet, ops::Deref};
 use thaw_utils::{class_list, Model};
 
 #[component]
 pub fn CheckboxGroup(
     #[prop(optional, into)] class: MaybeProp<String>,
+    #[prop(optional, into)] id: MaybeProp<String>,
+    /// A string specifying a name for the input control.
+    /// This name is submitted along with the control's value when the form data is submitted.
+    #[prop(optional, into)]
+    name: MaybeProp<String>,
+    #[prop(optional, into)] rules: Vec<CheckboxGroupRule>,
     /// Sets the value of the checkbox group.
     #[prop(optional, into)]
     value: Model<HashSet<String>>,
     children: Children,
 ) -> impl IntoView {
+    let (id, name) = FieldInjection::use_id_and_name(id, name);
+    let validate = Rule::validate(rules, value, name);
+    Effect::new(move |prev: Option<()>| {
+        value.with(|_| {});
+        if prev.is_some() {
+            validate.run(Some(CheckboxGroupRuleTrigger::Change));
+        }
+    });
+
     view! {
-        <Provider value=CheckboxGroupInjection(value)>
-            <div class=class_list!["thaw-checkbox-group", class] role="group">
+        <Provider value=CheckboxGroupInjection{ value, name }>
+            <div
+                class=class_list!["thaw-checkbox-group", class]
+                id=id
+                role="group"
+            >
                 {children()}
             </div>
         </Provider>
@@ -20,7 +40,10 @@ pub fn CheckboxGroup(
 }
 
 #[derive(Clone)]
-pub(crate) struct CheckboxGroupInjection(pub Model<HashSet<String>>);
+pub(crate) struct CheckboxGroupInjection {
+    pub value: Model<HashSet<String>>,
+    pub name: Signal<Option<String>>,
+}
 
 impl Copy for CheckboxGroupInjection {}
 
@@ -29,3 +52,50 @@ impl CheckboxGroupInjection {
         use_context()
     }
 }
+
+#[derive(Debug, Default, PartialEq, Clone, Copy)]
+pub enum CheckboxGroupRuleTrigger {
+    #[default]
+    Change,
+}
+
+pub struct CheckboxGroupRule(Rule<HashSet<String>, CheckboxGroupRuleTrigger>);
+
+impl CheckboxGroupRule {
+    pub fn required(required: MaybeSignal<bool>) -> Self {
+        Self(Rule::required(required))
+    }
+
+    pub fn required_with_message(
+        required: MaybeSignal<bool>,
+        message: MaybeSignal<String>,
+    ) -> Self {
+        Self(Rule::required_with_message(required, message))
+    }
+
+    pub fn validator(
+        f: impl Fn(&HashSet<String>) -> Result<(), FieldValidationState> + Send + Sync + 'static,
+    ) -> Self {
+        Self(Rule::validator(f))
+    }
+
+    pub fn with_trigger(mut self, trigger: CheckboxGroupRuleTrigger) -> Self {
+        self.0.trigger = trigger;
+
+        self
+    }
+}
+
+impl Deref for CheckboxGroupRule {
+    type Target = Rule<HashSet<String>, CheckboxGroupRuleTrigger>;
+
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl RuleValueIsEmpty for HashSet<String> {
+    fn is_empty(&self) -> bool {
+        self.is_empty()
+    }
+}

thaw/src/checkbox/mod.rs

@@ -1,6 +1,6 @@
 mod checkbox_group;
 
-pub use checkbox_group::CheckboxGroup;
+pub use checkbox_group::{CheckboxGroup, CheckboxGroupRule, CheckboxGroupRuleTrigger};
 
 use checkbox_group::CheckboxGroupInjection;
 use leptos::{html, prelude::*};
@@ -30,7 +30,7 @@ pub fn Checkbox(
         let Some(group) = group.as_ref() else {
             return None;
         };
-        group.0.with(|group_value| {
+        group.value.with(|group_value| {
             item_value.with_value(|value| {
                 let Some(value) = value else {
                     return None;
@@ -44,11 +44,11 @@ pub fn Checkbox(
         let input = input_ref.get_untracked().unwrap();
         if group_checked.get_untracked().is_some() {
             if input.checked() {
-                group.as_ref().unwrap().0.update(move |group_value| {
+                group.as_ref().unwrap().value.update(move |group_value| {
                     group_value.insert(item_value.get_value().unwrap());
                 });
             } else {
-                group.as_ref().unwrap().0.update(move |group_value| {
+                group.as_ref().unwrap().value.update(move |group_value| {
                     item_value.with_value(|value| {
                         group_value.remove(value.as_ref().unwrap());
                     });
@@ -71,6 +71,8 @@ pub fn Checkbox(
                 class="thaw-checkbox__input"
                 type="checkbox"
                 id=id.clone()
+                name=move || group.map(|g| g.name.get()).flatten()
+                value=item_value.get_value()
                 checked=checked
                 node_ref=input_ref
                 on:change=on_change

thaw/src/field/docs/mod.md

@@ -33,6 +33,11 @@ view! {
             <Field label="Password" name="password">
                 <Input input_type=InputType::Password rules=vec![InputRule::required(true.into())]/>
             </Field>
+            <Field name="remember">
+                <CheckboxGroup rules=vec![CheckboxGroupRule::required(true.into())] >
+                    <Checkbox label="Remember me" value="true"/>
+                </CheckboxGroup>
+            </Field>
             <button
                 type="submit"
                 on:click={

thaw/src/field/field.rs

@@ -11,7 +11,8 @@ pub fn Field(
     label: MaybeProp<String>,
     /// A string specifying a name for the input control.
     /// This name is submitted along with the control's value when the form data is submitted.
-    #[prop(optional, into)] name: MaybeProp<String>,
+    #[prop(optional, into)]
+    name: MaybeProp<String>,
     /// The orientation of the label relative to the field component.
     #[prop(optional, into)]
     orientation: MaybeSignal<FieldOrientation>,

thaw/src/field/mod.rs

@@ -1,5 +1,7 @@
 mod field;
 mod field_context_provider;
+mod rule;
 
 pub use field::*;
 pub use field_context_provider::*;
+pub(crate) use rule::*;

thaw/src/field/rule.rs

@@ -0,0 +1,151 @@
+use super::{FieldContextInjection, FieldInjection, FieldValidationState};
+use leptos::prelude::*;
+use send_wrapper::SendWrapper;
+use std::ops::Deref;
+
+enum RuleValidator<T> {
+    Required(MaybeSignal<bool>),
+    RequiredMessage(MaybeSignal<bool>, MaybeSignal<String>),
+    Validator(Box<dyn Fn(&T) -> Result<(), FieldValidationState>>),
+}
+
+pub struct Rule<T, Trigger> {
+    validator: RuleValidator<T>,
+    pub trigger: Trigger,
+}
+
+impl<T, Trigger> Rule<T, Trigger>
+where
+    Trigger: Default,
+{
+    pub fn required(required: MaybeSignal<bool>) -> Self {
+        Self {
+            trigger: Default::default(),
+            validator: RuleValidator::Required(required),
+        }
+    }
+
+    pub fn required_with_message(
+        required: MaybeSignal<bool>,
+        message: MaybeSignal<String>,
+    ) -> Self {
+        Self {
+            trigger: Default::default(),
+            validator: RuleValidator::RequiredMessage(required, message),
+        }
+    }
+
+    pub fn validator(
+        f: impl Fn(&T) -> Result<(), FieldValidationState> + Send + Sync + 'static,
+    ) -> Self {
+        Self {
+            trigger: Default::default(),
+            validator: RuleValidator::Validator(Box::new(f)),
+        }
+    }
+}
+
+impl<T, Trigger> Rule<T, Trigger> {
+    pub fn with_trigger(mut self, trigger: Trigger) -> Self {
+        self.trigger = trigger;
+
+        self
+    }
+}
+
+impl<T: RuleValueIsEmpty, Trigger> Rule<T, Trigger> {
+    pub fn call_validator<V: WithUntracked<Value = T>>(
+        &self,
+        value: V,
+        name: Signal<Option<String>>,
+    ) -> Result<(), FieldValidationState> {
+        value.with_untracked(|value| match &self.validator {
+            RuleValidator::Required(required) => {
+                if required.get_untracked() && RuleValueIsEmpty::is_empty(value) {
+                    let message = name.get_untracked().map_or_else(
+                        || String::from("Please input!"),
+                        |name| format!("Please input {name}!"),
+                    );
+                    Err(FieldValidationState::Error(message))
+                } else {
+                    Ok(())
+                }
+            }
+            RuleValidator::RequiredMessage(required, message) => {
+                if required.get_untracked() && RuleValueIsEmpty::is_empty(value) {
+                    Err(FieldValidationState::Error(message.get_untracked()))
+                } else {
+                    Ok(())
+                }
+            }
+            RuleValidator::Validator(f) => f(value),
+        })
+    }
+
+    pub fn validate<V, R>(rules: Vec<R>, value: V, name: Signal<Option<String>>) -> Callback<Option<Trigger>, bool>
+    where
+        V: WithUntracked<Value = T>,
+        V: Send + Sync + Copy + 'static,
+        R: Deref<Target = Rule<T, Trigger>> + 'static,
+        Trigger: PartialEq + 'static,
+    {
+        let field_injection = FieldInjection::use_context();
+        let rules = StoredValue::new(SendWrapper::new(rules));
+        let validate = Callback::new(move |trigger: Option<Trigger>| {
+            let state = rules.with_value(move |rules| {
+                if rules.is_empty() {
+                    return Some(Ok(()));
+                }
+
+                let mut rules_iter = rules.iter();
+                let mut call_count = 0;
+                loop {
+                    let Some(rule) = rules_iter.next() else {
+                        if call_count == 0 {
+                            return None;
+                        } else {
+                            return Some(Ok(()));
+                        }
+                    };
+
+                    if let Some(trigger) = trigger.as_ref() {
+                        if &rule.trigger != trigger {
+                            continue;
+                        }
+                    }
+                    call_count += 1;
+
+                    let state = rule.call_validator(value, name);
+                    if state.is_err() {
+                        return Some(state);
+                    }
+                }
+            });
+
+            let Some(state) = state else {
+                return true;
+            };
+
+            let rt = state.is_ok();
+            if let Some(field_injection) = field_injection.as_ref() {
+                field_injection.update_validation_state(state);
+            };
+            rt
+        });
+        if let Some(field_context) = FieldContextInjection::use_context() {
+            field_context.register_field(name, move || validate.run(None));
+        }
+
+        validate
+    }
+}
+
+pub trait RuleValueIsEmpty {
+    fn is_empty(&self) -> bool;
+}
+
+impl RuleValueIsEmpty for String {
+    fn is_empty(&self) -> bool {
+        self.is_empty()
+    }
+}

thaw/src/input/mod.rs

@@ -1,4 +1,5 @@
-use crate::{FieldContextInjection, FieldInjection, FieldValidationState};
+use std::ops::Deref;
+use crate::{FieldInjection, FieldValidationState, Rule};
 use leptos::{ev, html, prelude::*};
 use thaw_utils::{
     class_list, mount_style, ArcOneCallback, BoxOneCallback, ComponentRef, Model, OptionalProp,
@@ -61,52 +62,7 @@ pub fn Input(
 ) -> impl IntoView {
     mount_style("input", include_str!("./input.css"));
     let (id, name) = FieldInjection::use_id_and_name(id, name);
-    let field_injection = FieldInjection::use_context();
-    let rules = StoredValue::new(rules);
-    let validate = Callback::new(move |trigger: Option<InputRuleTrigger>| {
-        let state = rules.with_value(move |rules| {
-            if rules.is_empty() {
-                return Some(Ok(()));
-            }
-
-            let mut rules_iter = rules.iter();
-            let mut call_count = 0;
-            loop {
-                let Some(rule) = rules_iter.next() else {
-                    if call_count == 0 {
-                        return None;
-                    } else {
-                        return Some(Ok(()));
-                    }
-                };
-
-                if let Some(trigger) = trigger.as_ref() {
-                    if &rule.trigger != trigger {
-                        continue;
-                    }
-                }
-                call_count += 1;
-
-                let state = rule.call_validator(value, name);
-                if state.is_err() {
-                    return Some(state);
-                }
-            }
-        });
-
-        let Some(state) = state else {
-            return true;
-        };
-
-        let rt = state.is_ok();
-        if let Some(field_injection) = field_injection.as_ref() {
-            field_injection.update_validation_state(state);
-        };
-        rt
-    });
-    if let Some(field_context) = FieldContextInjection::use_context() {
-        field_context.register_field(name, move || validate.run(None));
-    }
+    let validate = Rule::validate(rules, value, name);
 
     let parser_none = parser.is_none();
     let on_input = {
@@ -306,75 +262,37 @@ pub enum InputRuleTrigger {
     Change,
 }
 
-enum InputRuleValidator {
-    Required(MaybeSignal<bool>),
-    RequiredMessage(MaybeSignal<bool>, MaybeSignal<String>),
-    Validator(Callback<String, Result<(), FieldValidationState>>),
-}
-
-pub struct InputRule {
-    validator: InputRuleValidator,
-    trigger: InputRuleTrigger,
-}
+pub struct InputRule(Rule<String, InputRuleTrigger>);
 
 impl InputRule { 
     pub fn required(required: MaybeSignal<bool>) -> Self {
-        Self {
-            trigger: Default::default(),
-            validator: InputRuleValidator::Required(required),
-        }
+        Self(Rule::required(required))
     }
 
     pub fn required_with_message(
         required: MaybeSignal<bool>,
         message: MaybeSignal<String>,
     ) -> Self {
-        Self {
-            trigger: Default::default(),
-            validator: InputRuleValidator::RequiredMessage(required, message),
-        }
+        Self(Rule::required_with_message(required,message))
     }
 
     pub fn validator(
         f: impl Fn(&String) -> Result<(), FieldValidationState> + Send + Sync + 'static,
     ) -> Self {
-        Self {
-            trigger: Default::default(),
-            validator: InputRuleValidator::Validator(Callback::from(move |v| f(&v))),
-        }
+        Self(Rule::validator(f))
     }
 
     pub fn with_trigger(mut self, trigger: InputRuleTrigger) -> Self {
-        self.trigger = trigger;
+        self.0.trigger = trigger;
 
         self
     }
+}
 
-    fn call_validator(
-        &self,
-        value: Model<String>,
-        name: Signal<Option<String>>,
-    ) -> Result<(), FieldValidationState> {
-        value.with_untracked(|value| match &self.validator {
-            InputRuleValidator::Required(required) => {
-                if required.get_untracked() && value.is_empty() {
-                    let message = name.get_untracked().map_or_else(
-                        || String::from("Please input!"),
-                        |name| format!("Please input {name}!"),
-                    );
-                    Err(FieldValidationState::Error(message))
-                } else {
-                    Ok(())
-                }
-            }
-            InputRuleValidator::RequiredMessage(required, message) => {
-                if required.get_untracked() && value.is_empty() {
-                    Err(FieldValidationState::Error(message.get_untracked()))
-                } else {
-                    Ok(())
-                }
-            }
-            InputRuleValidator::Validator(f) => f.run(value.clone()),
-        })
+impl Deref for InputRule {
+    type Target = Rule<String, InputRuleTrigger>;
+
+    fn deref(&self) -> &Self::Target {
+        &self.0
     }
 }