create SvgIcon component

frontend/src/components/basics/SearchField.tsx

@@ -1,5 +1,5 @@
 import { useState } from "react";
-
+import SvgIcon, { Icon } from "./SvgIcon"
 /**
  * Custom search field component including a clear search functionality
  */
@@ -37,40 +37,18 @@ export default function SearchField({onSearchStringChanged} : SearchFieldProps){
             Clears search string on click
           */}
         <button 
-            className="absolute right-0 inset-y-0 flex items-center"
+            className="absolute right-0 inset-y-0 flex items-center -ml-1 mr-3"
             onClick = { () => changeSearchString("") }
         >
-            <svg
-            xmlns="http://www.w3.org/2000/svg"
-            className="-ml-1 mr-3 h-6 w-6 text-gray-400 hover:text-gray-500"
-            fill="none"
-            viewBox="0 0 24 24"
-            stroke="currentColor"
-            >
-            <path
-                strokeLinecap="round"
-                strokeLinejoin="round"
-                strokeWidth="2"
-                d="M6 18L18 6M6 6l12 12"
+            <SvgIcon
+                icon = {Icon.X}
             />
-            </svg>
         </button>
         {/* Left icon: Looking glass */}
-        <div className="absolute left-0 inset-y-0 flex items-center">
-            <svg
-            xmlns="http://www.w3.org/2000/svg"
-            className="ml-3 h-6 w-6 text-gray-400 hover:text-gray-500"
-            fill="none"
-            viewBox="0 0 24 24"
-            stroke="currentColor"
-            >
-            <path
-                strokeLinecap="round"
-                strokeLinejoin="round"
-                strokeWidth="2"
-                d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"
+        <div className="absolute left-0 inset-y-0 flex items-center ml-3">
+            <SvgIcon
+               icon = {Icon.LookingGlass}
             />
-            </svg>
         </div>
     </div>
     )

frontend/src/components/basics/SvgIcon.tsx

@@ -0,0 +1,38 @@
+/**
+ * SVG Icon component
+ */
+
+/**
+ * Enum-like const object+type definition to define icons. 
+ * The string corresponds to the path definition of the icon
+ */
+export const Icon = {
+  LookingGlass: "M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z",
+  X: "M6 18L18 6M6 6l12 12"
+} as const;
+
+export type Icon = typeof Icon[keyof typeof Icon];
+
+type SvgIconProps = {
+    pathDefinition : string
+    icon : Icon
+}
+
+export default function SvgIcon({icon} : SvgIconProps){
+    return (
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            className="h-6 w-6 text-gray-400 hover:text-gray-500"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke="currentColor"
+            >
+            <path
+                strokeLinecap="round"
+                strokeLinejoin="round"
+                strokeWidth="2"
+                d={icon}
+            />
+        </svg>
+    )
+}

frontend/src/components/recipes/RecipeEditor.tsx

@@ -94,7 +94,7 @@ export default function RecipeEditor({ recipe, onSave, onCancel }: RecipeEditorP
           placeholder="1"
           value={draft.servings.amount}
           onChange={e => {
-            let tempServings = draft.servings
+            const tempServings = draft.servings
             tempServings.amount = Number(e.target.value)
             setDraft({...draft, servings: tempServings})
           }}
@@ -104,7 +104,7 @@ export default function RecipeEditor({ recipe, onSave, onCancel }: RecipeEditorP
           placeholder="Persons"
           value={draft.servings.unit}
           onChange={e => {
-            let tempServings = draft.servings
+            const tempServings = draft.servings
             tempServings.unit = e.target.value
             setDraft({...draft, servings: tempServings})
           }}

frontend/src/components/recipes/RecipeListPage.tsx

@@ -5,6 +5,7 @@ import { fetchRecipeList } from "../../api/recipePoint"
 import { useNavigate } from "react-router-dom"
 import { getRecipeAddUrl, getRecipeDetailUrl } from "../../routes"
 import SearchField from "../basics/SearchField"
+import RecipeListToolbar from "./RecipeListToolbar"
 
 /**
  * Displays a list of recipes in a sidebar layout.
@@ -44,25 +45,11 @@ export default function RecipeListPage() {
         {/* Header - remains in position when scrolling */}
         <div className="sticky bg-gray-100 top-0 left-0 right-0 pb-4 border-b-2 border-gray-300">
           <h1 className="content-title text-blue-900">Recipes</h1>
-          <div className="flex flex-wrap items-center gap-2 w-full">
-            {/* Label: left-aligned on medium+ screens, full-width on small screens */}
-            <div className="order-2 md:order-1 w-full md:w-auto md:flex-1">
-              <label className="label">{recipeList.length} Recipes</label>
-            </div>
-
-            {/* Search + Add button container: right-aligned on medium+ screens */}
-            <div className="order-1 md:order-2 flex flex-1 md:flex-none justify-end gap-2 min-w-[160px]">
-              <div className="flex-1 md:flex-none md:max-w-[500px]">
-                <SearchField onSearchStringChanged={setSearchString} />
-              </div>
-              <button
-                className="primary-button flex-shrink-0"
-                onClick={handleAdd}
-              >
-                Add recipe
-              </button>
-            </div>
-          </div>
+          <RecipeListToolbar 
+            onAddClicked={handleAdd}
+            onSearchStringChanged={setSearchString}
+            numberOfRecipes={recipeList.length}
+          />
         </div>
         {/*Content - List of recipe cards */}
         <div className="w-full pt-4">

frontend/src/components/recipes/RecipeListToolbar.tsx

@@ -0,0 +1,34 @@
+import SearchField from "../basics/SearchField"
+
+/**
+ * Toolbar for RecipeListPage containing searchfield, add recipe button and number of recipes
+ */
+type RecepeListToolbarProps = { 
+    onSearchStringChanged: (searchString : string) => void
+    onAddClicked: () => void
+    numberOfRecipes : number
+}
+
+export default function RecipeListToolbar({onSearchStringChanged, onAddClicked, numberOfRecipes} : RecepeListToolbarProps){
+    return (
+        <div className="flex flex-wrap items-center gap-2 w-full">
+            {/* Label: left-aligned on medium+ screens, full-width on small screens */}
+            <div className="order-2 md:order-1 w-full md:w-auto md:flex-1">
+                <label className="label">{numberOfRecipes} Recipes</label>
+            </div>
+
+            {/* Search + Add button container: right-aligned on medium+ screens */}
+            <div className="order-1 md:order-2 flex flex-1 md:flex-none justify-end gap-2 min-w-[160px]">
+                <div className="flex-1 md:flex-none md:max-w-[500px]">
+                <SearchField onSearchStringChanged={onSearchStringChanged} />
+                </div>
+                <button
+                className="primary-button flex-shrink-0"
+                onClick={onAddClicked}
+                >
+                Add recipe
+                </button>
+            </div>
+        </div>
+    )
+}