{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://wanxiang.ai/contracts/game-artifact-manifest.schema.json",
  "title": "GameArtifactManifest",
  "description": "具体游戏版本的对象存储索引。它不是 GamePackage/1 运行时 manifest；运行时仍读取同一版本前缀下的 manifest.json，状态由 game_runtime_package.status 管理。实际游戏内容只存 MinIO/S3。",
  "type": "object",
  "additionalProperties": false,
  "allOf": [
    {
      "if": {
        "properties": {
          "sourceRevision": {
            "properties": { "provider": { "const": "tier2_source_project" } }
          }
        }
      },
      "then": {
        "properties": { "packageType": { "const": "phaser" } }
      }
    }
  ],
  "required": [
    "schemaVersion",
    "tenantId",
    "gameId",
    "versionId",
    "packageType",
    "keyPrefix",
    "sourceRevision",
    "runtimeManifest",
    "objects",
    "totals",
    "assetHash",
    "bundleHash",
    "manifestHash"
  ],
  "properties": {
    "schemaVersion": { "const": "GameArtifactManifest/1", "type": "string" },
    "tenantId": { "type": "string", "minLength": 1, "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]*$" },
    "gameId": { "description": "project.game_project.id 的十进制字符串", "type": "string", "pattern": "^[1-9][0-9]*$" },
    "versionId": { "description": "project.game_version.id 的十进制字符串", "type": "string", "pattern": "^[1-9][0-9]*$" },
    "packageType": { "type": "string", "enum": ["phaser", "littlejs", "canvas"] },
    "keyPrefix": { "type": "string", "pattern": "^tenants/[A-Za-z0-9][A-Za-z0-9._-]*/games/[1-9][0-9]*/versions/[1-9][0-9]*$" },
    "sourceRevision": {
      "description": "源工程由既有 Tier2 SourceProjectStore 或引擎无关 GameSourceArchive 持有；运行制品只绑定其不可变身份，不复制源文件。",
      "type": "object",
      "additionalProperties": false,
      "required": ["provider", "gameId", "revisionId", "manifestRef", "sourceHash", "objects", "bytes"],
      "properties": {
        "provider": { "type": "string", "enum": ["tier2_source_project", "game_source_archive"] },
        "gameId": { "type": "string", "minLength": 1, "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]*$" },
        "revisionId": { "type": "string", "minLength": 1, "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]*$" },
        "manifestRef": { "type": "string", "minLength": 1, "maxLength": 1024, "pattern": "^(tier2-source-project|game-source-archive):[^:]+:[^:]+$" },
        "sourceHash": { "type": "string", "pattern": "^[a-f0-9]{64}$" },
        "objects": { "type": "integer", "minimum": 1, "maximum": 10000 },
        "bytes": { "type": "integer", "minimum": 1 }
      }
    },
    "runtimeManifest": {
      "description": "现有 GamePackage/1 manifest.json 的稳定对象身份；不能把 artifact-manifest.json 当作该运行时清单。",
      "type": "object",
      "additionalProperties": false,
      "required": ["store", "key", "sourcePath", "bytes", "sha256", "mime"],
      "properties": {
        "store": { "const": "artifact", "type": "string" },
        "key": { "type": "string", "minLength": 1 },
        "sourcePath": { "type": "string", "minLength": 1, "pattern": "^(?!/)(?!.*(?:^|/)\\.{1,2}(?:/|$))(?!.*\\\\).+$" },
        "bytes": { "type": "integer", "minimum": 0, "maximum": 104857600 },
        "sha256": { "type": "string", "pattern": "^[a-f0-9]{64}$" },
        "mime": { "type": "string", "minLength": 1 }
      }
    },
    "objects": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["category", "store", "path", "sourcePath", "key", "bytes", "sha256", "mime"],
        "properties": {
          "category": { "type": "string", "enum": ["asset", "runtime", "evidence"] },
          "store": { "type": "string", "enum": ["artifact", "evidence"] },
          "path": { "type": "string", "minLength": 1, "pattern": "^(assets|runtime|evidence)/[^/].*" },
          "sourcePath": { "type": "string", "minLength": 1, "pattern": "^(?!/)(?!.*(?:^|/)\\.{1,2}(?:/|$))(?!.*\\\\).+$" },
          "key": { "type": "string", "minLength": 1, "pattern": "^tenants/.+/games/[1-9][0-9]*/versions/[1-9][0-9]*/(assets|runtime|evidence)/[^/].*" },
          "bytes": { "type": "integer", "minimum": 0, "maximum": 104857600 },
          "sha256": { "type": "string", "pattern": "^[a-f0-9]{64}$" },
          "mime": { "type": "string", "minLength": 1 }
        }
      }
    },
    "totals": {
      "type": "object",
      "additionalProperties": false,
      "required": ["objects", "bytes", "assetBytes", "runtimeBytes", "evidenceBytes"],
      "properties": {
        "objects": { "type": "integer", "minimum": 0 },
        "bytes": { "type": "integer", "minimum": 0 },
        "assetBytes": { "type": "integer", "minimum": 0 },
        "runtimeBytes": { "type": "integer", "minimum": 0 },
        "evidenceBytes": { "type": "integer", "minimum": 0 }
      }
    },
    "assetHash": { "description": "SHA-256(GameArtifactTreeHash/1\\0 + canonical JSON entries)", "type": "string", "pattern": "^[a-f0-9]{64}$" },
    "bundleHash": { "type": ["string", "null"], "pattern": "^[a-f0-9]{64}$" },
    "manifestHash": { "description": "SHA-256(GameArtifactManifest/1\\0 + 去除 manifestHash 后的 UTF-8、NFC 路径、键排序紧凑 JSON)", "type": "string", "pattern": "^[a-f0-9]{64}$" }
  }
}