{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "Attachments",
  "type": "object",
  "properties": {
    "schemaVersion": {
      "type": "number",
      "const": 1,
      "description": "Version of this file's layout. It changes only when the layout does."
    },
    "gameBuild": {
      "type": "string",
      "description": "Steam build id the data was extracted from."
    },
    "attachments": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "id": {
            "type": "string",
            "minLength": 1,
            "description": "Item id from items.json."
          },
          "name": {
            "description": "Display name, as in items.json (the game's UI table). Absent when the game has none.",
            "type": "string"
          },
          "type": {
            "type": "string",
            "minLength": 1,
            "description": "Attachment type, for example `Magazine`, `Muzzle`, `Sight` (the game's `Item.Attachment.*` tag)."
          },
          "contexts": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "description": "Item context tags, which weapon slots match against."
          },
          "modifiers": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "attribute": {
                  "type": "string",
                  "minLength": 1,
                  "description": "Attribute, for example `Weapon.AimTime` (the game's `Attribute.Gameplay.*` tag without the prefix)."
                },
                "op": {
                  "type": "string",
                  "enum": [
                    "multiplyCompound",
                    "multiply",
                    "add",
                    "override"
                  ],
                  "description": "How the value combines: `multiplyCompound` and `multiply` scale the attribute (1.1 is +10%), `add` adds, `override` replaces. Several `multiplyCompound` modifiers multiply together."
                },
                "value": {
                  "type": "number",
                  "description": "The number applied. For `multiply` and `multiplyCompound`, 1.1 means +10%."
                }
              },
              "required": [
                "attribute",
                "op",
                "value"
              ],
              "additionalProperties": false,
              "description": "One change an attachment makes to a gameplay attribute."
            },
            "description": "Changes applied to the weapon while the attachment is fitted."
          },
          "characterModifiers": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "attribute": {
                  "type": "string",
                  "minLength": 1,
                  "description": "Attribute, for example `Weapon.AimTime` (the game's `Attribute.Gameplay.*` tag without the prefix)."
                },
                "op": {
                  "type": "string",
                  "enum": [
                    "multiplyCompound",
                    "multiply",
                    "add",
                    "override"
                  ],
                  "description": "How the value combines: `multiplyCompound` and `multiply` scale the attribute (1.1 is +10%), `add` adds, `override` replaces. Several `multiplyCompound` modifiers multiply together."
                },
                "value": {
                  "type": "number",
                  "description": "The number applied. For `multiply` and `multiplyCompound`, 1.1 means +10%."
                }
              },
              "required": [
                "attribute",
                "op",
                "value"
              ],
              "additionalProperties": false,
              "description": "One change an attachment makes to a gameplay attribute."
            },
            "description": "Changes applied to the character carrying the weapon, such as sway."
          },
          "magazine": {
            "description": "Magazines: how many rounds fit, and which calibers.",
            "type": "object",
            "properties": {
              "capacity": {
                "type": "integer",
                "exclusiveMinimum": 0,
                "maximum": 9007199254740991,
                "description": "Rounds the magazine holds."
              },
              "calibers": {
                "type": "array",
                "items": {
                  "type": "string"
                },
                "description": "Calibers the magazine takes (the game's `Item.Caliber.*` tags without the prefix)."
              }
            },
            "required": [
              "capacity",
              "calibers"
            ],
            "additionalProperties": false
          }
        },
        "required": [
          "id",
          "type",
          "contexts",
          "modifiers",
          "characterModifiers"
        ],
        "additionalProperties": false
      },
      "description": "One entry per attachment item, sorted by item id."
    }
  },
  "required": [
    "schemaVersion",
    "gameBuild",
    "attachments"
  ],
  "additionalProperties": false,
  "description": "Weapon attachments: the attribute changes each one makes, and capacity and calibers for magazines. Ids are item ids from items.json."
}