{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schemas.edu-industry.cn/school-employment/2.2.0/schema.json",
  "title": "SCHOOL-EMPLOYMENT V2.2 校内就业事实",
  "description": "职业院校毕业生就业事实统一契约，采用租户隔离和身份最小化设计。",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "tenant_id",
    "record_id",
    "student_token",
    "cohort",
    "college_code",
    "program_code",
    "employment_status",
    "destination_type",
    "confirmed_at",
    "confirmation_role",
    "source_system",
    "source_record_id",
    "created_at",
    "updated_at",
    "data_version",
    "content_hash"
  ],
  "properties": {
    "tenant_id": {
      "type": "string",
      "pattern": "^TENANT-[A-Z0-9-]{4,64}$",
      "description": "学校租户标识，所有存储、任务和查询必须同时校验。"
    },
    "record_id": {
      "type": "string",
      "format": "uuid",
      "description": "平台全局唯一记录标识。"
    },
    "student_token": {
      "type": "string",
      "pattern": "^STU_[A-Za-z0-9_-]{32,128}$",
      "description": "学校侧生成的学生不可逆令牌，禁止传输姓名、身份证和明文学号。"
    },
    "cohort": {
      "type": "integer",
      "minimum": 2000,
      "maximum": 2100,
      "description": "毕业届次。"
    },
    "college_code": {
      "type": "string",
      "minLength": 1,
      "maxLength": 64,
      "description": "学校内部学院代码。"
    },
    "program_code": {
      "type": "string",
      "pattern": "^[0-9A-Z]{4,12}$",
      "description": "教育部职业教育专业目录代码。"
    },
    "class_code": {
      "type": ["string", "null"],
      "maxLength": 64,
      "description": "学校内部教学班代码。"
    },
    "employment_status": {
      "type": "string",
      "enum": [
        "employed",
        "self_employed",
        "further_study",
        "military",
        "flexible",
        "unemployed",
        "pending_confirmation"
      ],
      "description": "统一就业状态。"
    },
    "destination_type": {
      "type": "string",
      "enum": [
        "enterprise",
        "public_institution",
        "government",
        "further_study",
        "entrepreneurship",
        "military",
        "other"
      ],
      "description": "毕业去向类型。"
    },
    "job_title": {
      "type": ["string", "null"],
      "maxLength": 200,
      "description": "就业岗位业务原文。"
    },
    "job_code": {
      "type": ["string", "null"],
      "maxLength": 32,
      "description": "映射到统一岗位词典后的岗位代码。"
    },
    "enterprise_token": {
      "type": ["string", "null"],
      "pattern": "^ENT_[A-Za-z0-9_-]{24,128}$",
      "description": "企业统一标识令牌。"
    },
    "enterprise_name": {
      "type": ["string", "null"],
      "maxLength": 300,
      "description": "用于业务核验的企业名称；导出时按数据范围策略处理。"
    },
    "enterprise_industry_code": {
      "type": ["string", "null"],
      "maxLength": 32,
      "description": "企业行业代码。"
    },
    "region_code": {
      "type": ["string", "null"],
      "pattern": "^[0-9]{6}$",
      "description": "就业地区 GB/T 2260 六位代码。"
    },
    "salary_monthly": {
      "type": ["number", "null"],
      "minimum": 0,
      "maximum": 10000000,
      "description": "确认后的税前月薪，单位元。"
    },
    "salary_confirmed": {
      "type": ["boolean", "null"],
      "description": "薪资是否经过业务确认。"
    },
    "job_relevance": {
      "type": ["string", "null"],
      "enum": ["high", "medium", "low", "unconfirmed", null],
      "description": "就业岗位与专业培养方向相关度。"
    },
    "employment_start_date": {
      "type": ["string", "null"],
      "format": "date",
      "description": "就业开始日期。"
    },
    "contract_signed": {
      "type": ["boolean", "null"],
      "description": "是否签署就业协议或劳动合同。"
    },
    "evidence_type": {
      "type": ["string", "null"],
      "enum": ["contract", "offer", "registration", "enterprise_confirmation", "student_confirmation", "other", null],
      "description": "就业确认材料类型，不在平台保存原始敏感附件。"
    },
    "evidence_reference": {
      "type": ["string", "null"],
      "maxLength": 256,
      "description": "学校系统内的材料引用编号。"
    },
    "confirmed_at": {
      "type": "string",
      "format": "date-time",
      "description": "业务确认时间。"
    },
    "confirmation_role": {
      "type": "string",
      "enum": ["employment_office", "college", "student", "enterprise", "system"],
      "description": "执行确认的业务角色。"
    },
    "source_system": {
      "type": "string",
      "maxLength": 128,
      "description": "学校来源系统代码。"
    },
    "source_record_id": {
      "type": "string",
      "minLength": 1,
      "maxLength": 256,
      "description": "校内来源系统记录标识。"
    },
    "source_updated_at": {
      "type": ["string", "null"],
      "format": "date-time",
      "description": "校内来源系统业务更新时间，建议作为增量水位。"
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "平台记录创建时间。"
    },
    "updated_at": {
      "type": "string",
      "format": "date-time",
      "description": "平台记录更新时间。"
    },
    "data_version": {
      "type": "string",
      "pattern": "^SCH-EMP-[0-9]{8}(?:-[0-9]{2})?$",
      "description": "校内就业数据版本。"
    },
    "is_deleted": {
      "type": "boolean",
      "default": false,
      "description": "版本化软删除标识。"
    },
    "content_hash": {
      "type": "string",
      "pattern": "^[a-f0-9]{64}$",
      "description": "去除非业务差异后的记录内容 SHA-256。"
    }
  },
  "allOf": [
    {
      "if": {
        "properties": {
          "destination_type": {
            "const": "enterprise"
          }
        },
        "required": ["destination_type"]
      },
      "then": {
        "anyOf": [
          {
            "required": ["enterprise_token"]
          },
          {
            "required": ["enterprise_name"]
          }
        ]
      }
    }
  ]
}