Flutter 在颤振中填充水平滚动视图

如何检索以下格式的数据，然后将其传递到水平项目列表中

数据格式

我需要获取“添加食物”和“移除食物”的值， 而在每一个根据颜色值“红色”或“黄色”使文本颜色上那个。 还获取该颜色值的内部数据，并在下面的视图中相应地显示它们。 我在迭代上述格式时有点困惑。 我可以调整视图，如下所示。但是，在了解如何迭代这种数据格式时需要一些指导

"suggestion": {
      "add_food": {
        "Red": [
          {
            "Calcium": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Choline": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Copper": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Iodine": [
              "Amaranth, grain, whole, uncooked",
              "Apricot, dried"
            ]
          },
          {
            "Iron": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Manganese": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Niacin (B3)": [
              "Apple, fuji, unpeeled, raw",
              "Apple, golden delicious, unpeeled, raw"
            ]
          },
          {
            "Omega-3 excl. ALA and SDA": [
              "Bass, fillet, raw",
              "Beef Brain"
            ]
          },
          {
            "Pantothenic acid (B5)": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Phosphorus": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Protein": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Riboflavin (B2)": [
              "Amaranth, grain, whole, uncooked",
              "Apple, fuji, unpeeled, raw"
            ]
          },
          {
            "Thiamin (B1)": [
              "Amaranth, grain, whole, uncooked",
              "Apple, fuji, unpeeled, raw"
            ]
          },
          {
            "Vitamin D": [
              "Beef kidney, raw",
              "Beef liver, raw"
            ]
          },
          {
            "Vitamin E": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Zinc (Zn)": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Crude fat": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Folate": [
              "Amaranth, grain, whole, uncooked",
              "Apple, fuji, unpeeled, raw"
            ]
          },
          {
            "Magnesium": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          },
          {
            "Sodium (Na)": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          }
        ],
        "Yellow": [
          {
            "Omega-6": [
              "Amaranth, grain, whole, uncooked",
              "Avocado, raw"
            ]
          },
          {
            "Potassium": [
              "Amaranth, grain, whole, uncooked",
              "Apple, dried"
            ]
          }
        ]
      },
      "remove_food": {
        "Red": [
          {
            "Selenium": [
              "Cheese, cottage, unflavoured, no salt"
            ]
          }
        ],
        "Yellow": [
          {
            "Vitamin A": [
              "Cheese, cottage, unflavoured, no salt",
              "Cream, sour, regular fat"
            ]
          }
        ]
      }
    },