支持菜品识别

app/src/main/java/com/sw/dualscreen/objbox/Food.kt

@@ -0,0 +1,37 @@
+package com.sw.dualscreen.objbox
+
+import io.objectbox.annotation.Entity
+import io.objectbox.annotation.HnswIndex
+import io.objectbox.annotation.Id
+import io.objectbox.annotation.VectorDistanceType
+
+@Entity
+data class Food(
+    @Id var id: Long = 0,
+    var name: String? = null,
+    var foodIdx: Int = 0,
+    @HnswIndex(dimensions = 512, distanceType = VectorDistanceType.DOT_PRODUCT)
+    var foodVector: FloatArray? = null
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+
+        other as Food
+
+        if (id != other.id) return false
+        if (foodIdx != other.foodIdx) return false
+        if (name != other.name) return false
+        if (!foodVector.contentEquals(other.foodVector)) return false
+
+        return true
+    }
+
+    override fun hashCode(): Int {
+        var result = id.hashCode()
+        result = 31 * result + foodIdx
+        result = 31 * result + (name?.hashCode() ?: 0)
+        result = 31 * result + (foodVector?.contentHashCode() ?: 0)
+        return result
+    }
+}