在猫鼬模式中,如何同时声明具有相同子属性的多个属性?

时间:2018-12-20 19:15:28

标签: mongoose mongoose-schema

我有一个RPG类型字符表的设备插槽列表。每个插槽的类型都类似于“头”或“身体”,并且每个插槽都有一个代表角色所穿物品的物体。每台设备将具有相同的变量类型(如下所示),但我不想单独编写每台设备,因为列表很长。有没有办法说“每种类型的设备都会有这些变量”。下面是我的尝试,但没有用(说“ head is undefined”),或者如果我移除了head(“ body undefined”)等。

equipment: {
    head,
    body,
    legs,
    feet,
    shoulders,
    arms,
    hands,
    back,
    ringLeft,
    ringRight,
    neck,
    rightHand,
    leftHand,
    ammunition: {
      default: {
        name: {
          type: String,
          default: "Empty"
        },
        Type: {
          type: String,
          default: ""
        },
        subType: {
          type: String,
          default: ""
        },
        handling: {
          type: String,
          default: ""
        },
        rarity: {
          type: String,
          default: ""
        },
        durability: {
          max: {
            type: Number,
            default: 0
          },
          current: {
            type: Number,
            default: 0
          }
        },
        damage: {
          min: {
            type: Number,
            default: 0
          },
          max: {
            type: Number,
            default: 0
          }
        },
        armorClass: {
          type: Number,
          default: 0
        },
        str: {
          type: Number,
          default: 0
        },
        dex: {
          type: Number,
          default: 0
        },
        int: {
          type: Number,
          default: 0
        },
        accuracy: {
          type: Number,
          default: 0
        },
        magicAccuracy: {
          type: Number,
          default: 0
        },
        magicDefense: {
          type: Number,
          default: 0
        },
        armorPiercing: {
          type: Number,
          default: 0
        },
        resistances: {
          fire: {
            type: Number,
            default: 0
          },
          ice: {
            type: Number,
            default: 0
          },
          lightning: {
            type: Number,
            default: 0
          },
          water: {
            type: Number,
            default: 0
          },
          earth: {
            type: Number,
            default: 0
          },
          wind: {
            type: Number,
            default: 0
          },
          light: {
            type: Number,
            default: 0
          },
          dark: {
            type: Number,
            default: 0
          }
        }
      }
   }
}

1 个答案:

答案 0 :(得分:0)

是的,您可以创建一个子模式。这只是正常的猫鼬模式,但您可以使用该架构声明属性,因此不必再次键入所有内容。 测试 因此,..创建一个新的架构:

const schema_equipmentAttributes = new Schema({
    name: {
        type: String,
        default: "Empty"
    },
    Type: {
        type: String,
        default: ""
    },
    subType: {
        type: String,
        default: ""
    }
});

然后您可以声明:

equipment: {
    head: { type: schema_equipmentAttributes },
    body: { type: schema_equipmentAttributes },
    legs: { type: schema_equipmentAttributes },
    feet: { type: schema_equipmentAttributes }
}

这应该是最简单的方法:)

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