From 67b521559e5d1ed99fca7fd818a2a854fb529bfd Mon Sep 17 00:00:00 2001
From: pyr0ball <pyroballpcs@gmail.com>
Date: Sun, 12 Apr 2026 13:57:48 -0700
Subject: [PATCH] feat(frontend): add ShoppingListPanel with pantry diff and
 affiliate links

---
 frontend/src/components/ShoppingListPanel.vue | 112 ++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 frontend/src/components/ShoppingListPanel.vue

diff --git a/frontend/src/components/ShoppingListPanel.vue b/frontend/src/components/ShoppingListPanel.vue
new file mode 100644
index 0000000..8cd0042
--- /dev/null
+++ b/frontend/src/components/ShoppingListPanel.vue
@@ -0,0 +1,112 @@
+<!-- frontend/src/components/ShoppingListPanel.vue -->
+<template>
+  <div class="shopping-list-panel">
+    <div v-if="loading" class="panel-loading">Loading shopping list...</div>
+
+    <template v-else-if="shoppingList">
+      <!-- Disclosure banner -->
+      <div v-if="shoppingList.disclosure && shoppingList.gap_items.length" class="disclosure-banner">
+        {{ shoppingList.disclosure }}
+      </div>
+
+      <!-- Gap items (need to buy) -->
+      <section v-if="shoppingList.gap_items.length" aria-label="Items to buy">
+        <h3 class="section-heading">To buy ({{ shoppingList.gap_items.length }})</h3>
+        <ul class="item-list" role="list">
+          <li v-for="item in shoppingList.gap_items" :key="item.ingredient_name" class="gap-item">
+            <label class="item-row">
+              <input type="checkbox" class="item-check" :aria-label="`Mark ${item.ingredient_name} as grabbed`" />
+              <span class="item-name">{{ item.ingredient_name }}</span>
+              <span v-if="item.needed_raw" class="item-qty gap">{{ item.needed_raw }}</span>
+            </label>
+            <div v-if="item.retailer_links.length" class="retailer-links">
+              <a
+                v-for="link in item.retailer_links"
+                :key="link.retailer"
+                :href="link.url"
+                target="_blank"
+                rel="noopener noreferrer sponsored"
+                class="retailer-link"
+                :aria-label="`Buy ${item.ingredient_name} at ${link.label}`"
+              >{{ link.label }}</a>
+            </div>
+          </li>
+        </ul>
+      </section>
+
+      <!-- Covered items (already in pantry) -->
+      <section v-if="shoppingList.covered_items.length" aria-label="Items already in pantry">
+        <h3 class="section-heading covered-heading">In your pantry ({{ shoppingList.covered_items.length }})</h3>
+        <ul class="item-list covered-list" role="list">
+          <li v-for="item in shoppingList.covered_items" :key="item.ingredient_name" class="covered-item">
+            <span class="check-icon" aria-hidden="true">✓</span>
+            <span class="item-name">{{ item.ingredient_name }}</span>
+            <span v-if="item.have_quantity" class="item-qty">{{ item.have_quantity }} {{ item.have_unit }}</span>
+          </li>
+        </ul>
+      </section>
+
+      <div v-if="!shoppingList.gap_items.length && !shoppingList.covered_items.length" class="empty-state">
+        No ingredients yet — add some recipes to your plan first.
+      </div>
+    </template>
+
+    <div v-else class="empty-state">
+      <button class="load-btn" @click="$emit('load')">Generate shopping list</button>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { useMealPlanStore } from '../stores/mealPlan'
+import { storeToRefs } from 'pinia'
+
+defineEmits<{ (e: 'load'): void }>()
+
+const store = useMealPlanStore()
+const { shoppingList, shoppingListLoading: loading } = storeToRefs(store)
+</script>
+
+<style scoped>
+.shopping-list-panel { display: flex; flex-direction: column; gap: 1rem; }
+.panel-loading { font-size: 0.85rem; opacity: 0.6; padding: 1rem 0; }
+
+.disclosure-banner {
+  font-size: 0.72rem; opacity: 0.55; padding: 0.4rem 0.6rem;
+  background: var(--color-surface-2); border-radius: 6px;
+}
+
+.section-heading { font-size: 0.8rem; font-weight: 600; margin: 0 0 0.5rem; }
+.covered-heading { opacity: 0.6; }
+
+.item-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
+
+.gap-item { display: flex; flex-direction: column; gap: 3px; padding: 6px 0; border-bottom: 1px solid var(--color-border); }
+.gap-item:last-child { border-bottom: none; }
+.item-row { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; }
+.item-check { width: 16px; height: 16px; flex-shrink: 0; }
+.item-name { flex: 1; font-size: 0.85rem; }
+.item-qty { font-size: 0.75rem; opacity: 0.7; }
+.item-qty.gap { color: var(--color-warning, #e88); opacity: 1; }
+
+.retailer-links { display: flex; flex-wrap: wrap; gap: 4px; padding-left: 1.5rem; }
+.retailer-link {
+  font-size: 0.68rem; padding: 2px 8px; border-radius: 20px;
+  background: var(--color-surface-2); color: var(--color-accent);
+  text-decoration: none; border: 1px solid var(--color-border);
+  transition: background 0.15s;
+}
+.retailer-link:hover { background: var(--color-accent-subtle); }
+.retailer-link:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
+
+.covered-item { display: flex; align-items: center; gap: 0.5rem; padding: 4px 0; opacity: 0.6; font-size: 0.82rem; }
+.check-icon { color: var(--color-success); font-size: 0.75rem; }
+
+.empty-state { font-size: 0.85rem; opacity: 0.55; padding: 1rem 0; text-align: center; }
+.load-btn {
+  font-size: 0.85rem; padding: 0.5rem 1.2rem;
+  background: var(--color-accent-subtle); color: var(--color-accent);
+  border: 1px solid var(--color-accent); border-radius: 20px; cursor: pointer;
+}
+.load-btn:hover { background: var(--color-accent); color: white; }
+</style>