Elytra durability switch

[
  {
    "function": "minecraft:copy_nbt",
    "source": "this",
    "ops": [
      {
        "source": "Inventory[{Slot:102b}].tag.Damage",
        "target": "SaveDamage",
        "op": "replace"
      }
    ],
    "conditions": [
      {
        "condition": "minecraft:inverted",
        "term": {
          "condition": "minecraft:entity_properties",
          "entity": "this",
          "predicate": {
            "equipment": {
              "chest": {
                "items": [
                  "minecraft:elytra"
                ],
                "nbt": "{Damage:432}"
              }
            }
          }
        }
      }
    ]
  },
  {
    "function": "minecraft:set_damage",
    "damage": 0,
    "conditions": [
      {
        "condition": "minecraft:inverted",
        "term": {
          "condition": "minecraft:entity_properties",
          "entity": "this",
          "predicate": {
            "equipment": {
              "chest": {
                "items": [
                  "minecraft:elytra"
                ],
                "nbt": "{Damage:432}"
              }
            }
          }
        }
      }
    ]
  },
  {
    "function": "minecraft:copy_nbt",
    "source": "this",
    "ops": [
      {
        "source": "Inventory[{Slot:102b}].tag.SaveDamage",
        "target": "Damage",
        "op": "replace"
      }
    ],
    "conditions": [
      {
        "condition": "minecraft:entity_properties",
        "entity": "this",
        "predicate": {
          "equipment": {
            "chest": {
              "items": [
                "minecraft:elytra"
              ],
              "nbt": "{Damage:432}"
            }
          }
        }
      }
    ]
  }
]