app: Allow to edit the default person count of a recipe

app/src/recipe.rs

@@ -1,8 +1,8 @@
 use std::rc::Rc;
 
 use api::{
-    AddRecipeIngredientRequest, IngredientInfo, RecipeEditRating, RecipeEditStepsRequest,
-    RecipeInfo, RecipeIngredientEditRequest, RecipeRenameRequest,
+    AddRecipeIngredientRequest, IngredientInfo, RecipeEditPersonCount, RecipeEditRating,
+    RecipeEditStepsRequest, RecipeInfo, RecipeIngredientEditRequest, RecipeRenameRequest,
 };
 use itertools::Itertools;
 use uuid::Uuid;
@@ -758,6 +758,122 @@ fn EditRating(props: &EditRatingProps) -> Html {
     </>}
 }
 
+async fn do_edit_person_count(
+    token: String,
+    household: Uuid,
+    recipe: i64,
+    person_count: u32,
+) -> anyhow::Result<()> {
+    let rsp =
+        gloo_net::http::Request::patch(api!("household/{household}/recipe/{recipe}/person_count"))
+            .json(&RecipeEditPersonCount { person_count })?
+            .header("Authorization", &format!("Bearer {token}"))
+            .send()
+            .await?;
+
+    if !rsp.ok() {
+        let body = rsp.text().await.unwrap_or_default();
+        anyhow::bail!(
+            "Could not edit person_count (code={}): {body}",
+            rsp.status()
+        );
+    }
+
+    Ok(())
+}
+
+#[derive(Properties, PartialEq, Clone)]
+struct EditPersonCountProps {
+    token: String,
+    household: Uuid,
+    recipe: i64,
+    person_count: u32,
+}
+
+#[function_component]
+fn EditPersonCount(props: &EditPersonCountProps) -> Html {
+    let person_count = use_state(|| props.person_count);
+
+    let error = use_state(|| None::<String>);
+
+    let onchange = {
+        let person_count = person_count.clone();
+        Callback::from(move |e: Event| {
+            let Some(target) = e.target() else {
+                return;
+            };
+
+            let Ok(target) = target.dyn_into::<HtmlInputElement>() else {
+                return;
+            };
+
+            if !target.report_validity() {
+                return;
+            }
+
+            person_count.set(target.value().parse().expect("invalid number"));
+        })
+    };
+    let on_submit = {
+        let person_count = person_count.clone();
+        let token = props.token.clone();
+        let household = props.household;
+        let recipe = props.recipe;
+        let error = error.clone();
+        Callback::from(move |_| {
+            let token = token.clone();
+            let person_count = person_count.clone();
+            let error = error.clone();
+
+            wasm_bindgen_futures::spawn_local(async move {
+                match do_edit_person_count(token.clone(), household, recipe, *person_count)
+                    .await
+                {
+                    Ok(_) => {
+                        let modal = bs::Modal::get_instance("#rcpEditPersonCount");
+                        modal.hide();
+                        error.set(None);
+                    }
+                    Err(e) => {
+                        error.set(Some(format!("Could not edit person count: {e}")));
+                    }
+                }
+            });
+        })
+    };
+
+    html! {<>
+        <ModalToggleButton modal_id="rcpEditPersonCount" classes={classes!("btn", "btn-secondary")}>
+            {"Edit"}
+        </ModalToggleButton>
+        <FormModal
+            id="rcpEditPersonCount"
+            fade=true
+            centered=true
+            submit_label="Edit"
+            title="Edit default person count"
+            {on_submit}
+        >
+            if let Some(e) = &*error {
+                <div class={classes!("alert", "alert-danger")} role="alert">
+                    {e}
+                </div>
+            }
+            <div class="form-floating">
+                <input
+                    type="number"
+                    min="1"
+                    class="form-control"
+                    id="rcpEditPersonCountInp"
+                    value={(*person_count).to_string()}
+                    {onchange}
+                />
+                <label for="rcpEditPersonCountInp">{"Default person count"}</label>
+            </div>
+        </FormModal>
+    </>}
+}
+
 #[derive(Properties, PartialEq, Clone)]
 struct RecipeInfoProps {
     token: String,
@@ -832,17 +948,29 @@ fn RecipeInfoView(props: &RecipeInfoProps) -> Html {
                 update={props.update.clone()}
             />
         </div>
-        <div class="mt-2">
-            <div class="w-50 text-start input-group">
-                <input
-                    class="form-control"
-                    type="number"
-                    id="rcpPeopleCount"
-                    min="1"
-                    value={person_count.to_string()}
-                    {onchange}
-                />
-                <span class="input-group-text">{"people"}</span>
+        <div class="mt-2 container text-start">
+            <div class="row">
+                <div class="col-8">
+                    <div class="input-group">
+                        <input
+                            class="form-control"
+                            type="number"
+                            id="rcpPeopleCount"
+                            min="1"
+                            value={person_count.to_string()}
+                            {onchange}
+                        />
+                        <span class="input-group-text">{"people"}</span>
+                    </div>
+                </div>
+                <div class="col">
+                    <EditPersonCount
+                        token={props.token.clone()}
+                        recipe={props.recipe_id}
+                        household={props.household}
+                        person_count={props.info.person_count}
+                    />
+                </div>
             </div>
         </div>
         if let Some(e) = &*error {