{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://dpone.dev/schemas/schema-migration/schema-contract-compatibility-view-plan.schema.json",
  "title": "dpone schema contract compatibility view plan",
  "type": "object",
  "required": ["schema_version", "status", "contract_id", "views", "summary", "blockers", "warnings"],
  "additionalProperties": true,
  "properties": {
    "schema_version": {"const": "dpone.schema_contract_compatibility_view_plan.v1"},
    "compatibility_view_plan_id": {"type": "string", "pattern": "^sha256:"},
    "status": {"enum": ["planned", "blocked", "disabled", "warning"]},
    "contract_id": {"type": ["string", "null"]},
    "base_version": {"type": ["string", "null"]},
    "head_version": {"type": ["string", "null"]},
    "base_contract_version_id": {"type": ["string", "null"]},
    "head_contract_version_id": {"type": ["string", "null"]},
    "mode": {"enum": ["observe", "gate", null]},
    "target": {"type": "object"},
    "required_bump": {"enum": ["patch", "minor", "major"]},
    "affected_versions": {"type": "array", "items": {"type": "string"}},
    "views": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["view", "version_constraint", "status", "projections", "blockers", "warnings"],
        "additionalProperties": true,
        "properties": {
          "view": {"type": "string"},
          "version_constraint": {"type": "string"},
          "source_contract": {"type": ["string", "null"]},
          "remove_after": {"type": ["string", "null"]},
          "owner": {"type": ["string", "null"]},
          "strategy": {"type": "string"},
          "status": {"enum": ["planned", "blocked"]},
          "projections": {
            "type": "array",
            "items": {
              "type": "object",
              "required": ["column", "expression", "kind"],
              "additionalProperties": true,
              "properties": {
                "column": {"type": "string"},
                "expression": {"type": "string"},
                "kind": {"type": "string"}
              }
            }
          },
          "ddl": {"type": "array", "items": {"type": "string"}},
          "validation": {"type": "array", "items": {"type": "string"}},
          "blockers": {"type": "array", "items": {"type": "string"}},
          "warnings": {"type": "array", "items": {"type": "string"}}
        }
      }
    },
    "summary": {
      "type": "object",
      "required": ["views_count", "covered_versions", "blocked_projections"],
      "additionalProperties": true,
      "properties": {
        "views_count": {"type": "integer", "minimum": 0},
        "covered_versions": {"type": "array", "items": {"type": "string"}},
        "blocked_projections": {"type": "integer", "minimum": 0}
      }
    },
    "blockers": {"type": "array", "items": {"type": "string"}},
    "warnings": {"type": "array", "items": {"type": "string"}},
    "recommendations": {"type": "array", "items": {"type": "string"}}
  }
}