{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://wanxiang.ai/contracts/play-loop/acceptance-request.schema.json",
  "title": "AcceptanceRequest",
  "description": "一次验收运行的不可变输入身份。初始验收不带父链；唯一一次修回必须同时绑定原产物与父请求。",
  "type": "object",
  "required": [
    "schemaVersion", "gameId", "briefHash", "genre", "templateRoute", "proofProfileId",
    "proofRegistryVersion", "taskBindingHash", "sourceArtifactHash", "parentAcceptanceRequestHash", "repairOrdinal"
  ],
  "properties": {
    "schemaVersion": { "const": "acceptance-request/1" },
    "gameId": { "type": "string", "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]*$" },
    "briefHash": { "$ref": "#/$defs/sha256" },
    "genre": { "enum": ["narrative", "trpg", "heritage", "puzzle", "sim-business"] },
    "templateRoute": { "type": "string", "pattern": "^_template-[a-z0-9-]+$" },
    "proofProfileId": { "type": "string", "pattern": "^[a-z][a-z0-9-]*\\.[a-z][a-z0-9-]*$" },
    "proofRegistryVersion": { "type": "string", "minLength": 1 },
    "taskBindingHash": { "$ref": "#/$defs/sha256" },
    "sourceArtifactHash": {
      "anyOf": [{ "$ref": "#/$defs/sha256" }, { "type": "null" }]
    },
    "parentAcceptanceRequestHash": {
      "anyOf": [{ "$ref": "#/$defs/sha256" }, { "type": "null" }]
    },
    "repairOrdinal": { "enum": [0, 1] }
  },
  "additionalProperties": false,
  "allOf": [
    {
      "if": {
        "properties": { "repairOrdinal": { "const": 0 } },
        "required": ["repairOrdinal"]
      },
      "then": {
        "properties": {
          "sourceArtifactHash": { "type": "null" },
          "parentAcceptanceRequestHash": { "type": "null" }
        }
      }
    },
    {
      "if": {
        "properties": { "repairOrdinal": { "const": 1 } },
        "required": ["repairOrdinal"]
      },
      "then": {
        "properties": {
          "sourceArtifactHash": { "$ref": "#/$defs/sha256" },
          "parentAcceptanceRequestHash": { "$ref": "#/$defs/sha256" }
        }
      }
    }
  ],
  "$defs": {
    "sha256": { "type": "string", "pattern": "^[0-9a-f]{64}$" }
  }
}