{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "touchdog-sku-input",
  "title": "Touchdog SKU Input Schema",
  "description": "用于AI电商图片生成的SKU输入数据结构",
  "type": "object",
  "required": ["sku_id", "product_name", "brand", "color", "selling_points", "specs", "ref_images"],
  "properties": {
    "sku_id": {
      "type": "string",
      "description": "SKU唯一标识符",
      "examples": ["TD-EC-001-IBLUE"]
    },
    "product_name": {
      "type": "string",
      "description": "产品英文名称",
      "examples": ["Cat Soft Cone Collar"]
    },
    "product_name_cn": {
      "type": "string",
      "description": "产品中文名称",
      "examples": ["伊丽莎白圈"]
    },
    "brand": {
      "type": "string",
      "description": "品牌名称",
      "const": "Touchdog"
    },
    "color": {
      "type": "object",
      "description": "颜色信息",
      "required": ["name", "hex"],
      "properties": {
        "name": {
          "type": "string",
          "description": "颜色英文名",
          "examples": ["Ice Blue", "Mint Green", "Coral Pink"]
        },
        "name_cn": {
          "type": "string",
          "description": "颜色中文名",
          "examples": ["冰蓝色", "薄荷绿", "珊瑚粉"]
        },
        "series": {
          "type": "string",
          "description": "色系系列",
          "enum": ["Iridescent", "Solid", "Macaron", "Floral"],
          "examples": ["Iridescent"]
        },
        "hex": {
          "type": "string",
          "description": "主色HEX值",
          "pattern": "^#[0-9A-Fa-f]{6}$",
          "examples": ["#B0E0E6"]
        },
        "edge_color": {
          "type": "string",
          "description": "边缘包边颜色HEX值",
          "pattern": "^#[0-9A-Fa-f]{6}$",
          "examples": ["#7FDBDB"]
        }
      }
    },
    "selling_points": {
      "type": "array",
      "description": "产品卖点列表",
      "minItems": 1,
      "items": {
        "type": "object",
        "required": ["key", "title_en"],
        "properties": {
          "key": {
            "type": "string",
            "description": "卖点唯一标识",
            "examples": ["lightweight", "waterproof", "breathable", "adjustable", "wide_view", "foldable"]
          },
          "title_en": {
            "type": "string",
            "description": "卖点英文标题（用于图片显示）",
            "examples": ["LIGHTER THAN AN EGG", "WATERPROOF & EASY WIPE"]
          },
          "title_cn": {
            "type": "string",
            "description": "卖点中文标题",
            "examples": ["极致轻盈", "防水易清洁"]
          },
          "value": {
            "type": "string",
            "description": "具体数值（如有）",
            "examples": ["65g", "24.5cm"]
          },
          "description_en": {
            "type": "string",
            "description": "卖点英文描述",
            "examples": ["Cloud-light comfort, won't restrict pet activity"]
          },
          "description_cn": {
            "type": "string",
            "description": "卖点中文描述",
            "examples": ["云感舒适，不束缚宠物活动"]
          },
          "visual_prompt": {
            "type": "string",
            "description": "视觉化表达提示（用于AI生图）",
            "examples": ["product shown next to an egg for size comparison", "water droplets beading on the surface"]
          }
        }
      }
    },
    "specs": {
      "type": "object",
      "description": "产品规格",
      "required": ["weight", "sizes"],
      "properties": {
        "weight": {
          "type": "string",
          "description": "产品重量",
          "examples": ["65g"]
        },
        "depth_cm": {
          "type": "string",
          "description": "圈深度（厘米）",
          "examples": ["24.5"]
        },
        "sizes": {
          "type": "array",
          "description": "可用尺码",
          "items": {
            "type": "string",
            "enum": ["XS", "S", "M", "L", "XL"]
          },
          "examples": [["XS", "S", "M", "L", "XL"]]
        },
        "size_chart": {
          "type": "array",
          "description": "尺码对照表",
          "items": {
            "type": "object",
            "properties": {
              "size": { "type": "string" },
              "neck_range_cm": { "type": "string" },
              "neck_range_in": { "type": "string" },
              "depth_cm": { "type": "string" },
              "depth_in": { "type": "string" }
            }
          }
        },
        "materials": {
          "type": "object",
          "description": "材质信息",
          "properties": {
            "outer": {
              "type": "string",
              "description": "外层材质",
              "examples": ["Durable Waterproof PU"]
            },
            "inner": {
              "type": "string",
              "description": "内层材质",
              "examples": ["95% Cotton + 5% Spandex"]
            }
          }
        }
      }
    },
    "use_cases": {
      "type": "array",
      "description": "使用场景列表",
      "items": {
        "type": "object",
        "required": ["name_en"],
        "properties": {
          "name_en": {
            "type": "string",
            "description": "场景英文名",
            "examples": ["Postoperative Care", "Eye Drop Application", "Nail Trimming", "Grooming"]
          },
          "name_cn": {
            "type": "string",
            "description": "场景中文名",
            "examples": ["术后恢复", "驱虫护理", "指甲修剪", "美容护理"]
          },
          "visual_prompt": {
            "type": "string",
            "description": "场景视觉化提示",
            "examples": ["cat resting comfortably after surgery wearing the cone"]
          }
        }
      }
    },
    "ref_images": {
      "type": "array",
      "description": "参考图片URLs（用于产品一致性约束）",
      "minItems": 1,
      "items": {
        "type": "string",
        "format": "uri"
      },
      "examples": [
        ["https://r2.example.com/td-ec-001-flat.jpg", "https://r2.example.com/td-ec-001-worn.jpg"]
      ]
    },
    "pet_type": {
      "type": "string",
      "description": "适用宠物类型",
      "enum": ["cat", "dog", "both"],
      "default": "cat"
    },
    "target_market": {
      "type": "string",
      "description": "目标市场",
      "enum": ["us", "eu", "global"],
      "default": "global"
    }
  }
}