{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://policy.coulomb.social/schemas/tenancy-posture/v0.1",
  "title": "NetKingdom tenancy posture declaration v0.1",
  "type": "object",
  "required": ["schema_version", "framework"],
  "properties": {
    "schema_version": {"const": "0.1"},
    "framework": {"const": "netkingdom-tenancy-posture"},
    "service": {"$ref": "#/$defs/serviceName"},
    "role": {"type": "string", "minLength": 1},
    "tenancy": {"$ref": "#/$defs/tenancy"},
    "provider": {"$ref": "#/$defs/provider"},
    "evidence": {"$ref": "#/$defs/evidence"},
    "notes": {"$ref": "#/$defs/stringList"},
    "services": {
      "type": "array",
      "minItems": 1,
      "items": {"$ref": "#/$defs/service"}
    }
  },
  "oneOf": [
    {
      "required": ["service", "role", "tenancy"],
      "not": {"required": ["services"]}
    },
    {
      "required": ["services"],
      "not": {"anyOf": [
        {"required": ["service"]},
        {"required": ["role"]},
        {"required": ["tenancy"]},
        {"required": ["provider"]},
        {"required": ["evidence"]}
      ]}
    }
  ],
  "additionalProperties": false,
  "$defs": {
    "serviceName": {
      "type": "string",
      "pattern": "^[a-z0-9][a-z0-9._-]*$"
    },
    "axisName": {
      "enum": ["I", "A", "E", "P", "R", "V"]
    },
    "level": {
      "oneOf": [
        {"type": "integer", "minimum": 0, "maximum": 4},
        {"const": "n/a"}
      ]
    },
    "axisVector": {
      "type": "object",
      "required": ["I", "A", "E", "P", "R", "V"],
      "properties": {
        "I": {"oneOf": [{"type": "integer", "minimum": 0, "maximum": 3}, {"const": "n/a"}]},
        "A": {"$ref": "#/$defs/level"},
        "E": {"$ref": "#/$defs/level"},
        "P": {"$ref": "#/$defs/level"},
        "R": {"$ref": "#/$defs/level"},
        "V": {"$ref": "#/$defs/level"}
      },
      "additionalProperties": false
    },
    "partialAxisVector": {
      "type": "object",
      "minProperties": 1,
      "properties": {
        "I": {"oneOf": [{"type": "integer", "minimum": 0, "maximum": 3}, {"const": "n/a"}]},
        "A": {"$ref": "#/$defs/level"},
        "E": {"$ref": "#/$defs/level"},
        "P": {"$ref": "#/$defs/level"},
        "R": {"$ref": "#/$defs/level"},
        "V": {"$ref": "#/$defs/level"}
      },
      "additionalProperties": false
    },
    "stringMap": {
      "type": "object",
      "additionalProperties": {"type": "string", "minLength": 1}
    },
    "stringList": {
      "type": "array",
      "items": {"type": "string", "minLength": 1}
    },
    "paths": {
      "type": "object",
      "propertyNames": {"$ref": "#/$defs/axisName"},
      "additionalProperties": {
        "type": "object",
        "minProperties": 1,
        "additionalProperties": {"$ref": "#/$defs/level"}
      }
    },
    "placementException": {
      "type": "object",
      "required": ["tenants", "P", "reason"],
      "properties": {
        "tenants": {"$ref": "#/$defs/stringList"},
        "P": {"type": "integer", "minimum": 0, "maximum": 4},
        "reason": {"type": "string", "minLength": 1},
        "tier_ref": {"type": "string", "minLength": 1}
      },
      "additionalProperties": false
    },
    "tenancy": {
      "type": "object",
      "required": ["current", "target", "reviewed", "review_due", "service_class"],
      "properties": {
        "current": {"$ref": "#/$defs/axisVector"},
        "implemented": {"$ref": "#/$defs/partialAxisVector"},
        "target": {"$ref": "#/$defs/axisVector"},
        "reviewed": {"type": "string", "format": "date"},
        "review_due": {"type": "string", "format": "date"},
        "service_class": {"enum": ["latency-critical", "interactive", "batch"]},
        "permanent": {
          "type": "array",
          "uniqueItems": true,
          "items": {"$ref": "#/$defs/axisName"}
        },
        "reason": {"$ref": "#/$defs/stringMap"},
        "gap": {"$ref": "#/$defs/stringMap"},
        "paths": {"$ref": "#/$defs/paths"},
        "placement_exceptions": {
          "type": "array",
          "items": {"$ref": "#/$defs/placementException"}
        },
        "secondary_stores": {"$ref": "#/$defs/stringList"}
      },
      "additionalProperties": false
    },
    "providerAxis": {
      "type": "object",
      "required": ["available", "maximum"],
      "properties": {
        "available": {"$ref": "#/$defs/level"},
        "maximum": {"$ref": "#/$defs/level"},
        "conditions": {"$ref": "#/$defs/stringList"},
        "evidence": {"$ref": "#/$defs/stringList"},
        "reason": {"type": "string", "minLength": 1}
      },
      "additionalProperties": false
    },
    "provider": {
      "type": "object",
      "required": ["axes"],
      "properties": {
        "capability": {"type": "string", "minLength": 1},
        "profile": {"type": "string", "minLength": 1},
        "axes": {
          "type": "object",
          "minProperties": 1,
          "properties": {
            "I": {"$ref": "#/$defs/providerAxis"},
            "A": {"$ref": "#/$defs/providerAxis"},
            "E": {"$ref": "#/$defs/providerAxis"},
            "P": {"$ref": "#/$defs/providerAxis"},
            "R": {"$ref": "#/$defs/providerAxis"},
            "V": {"$ref": "#/$defs/providerAxis"}
          },
          "additionalProperties": false
        }
      },
      "additionalProperties": false
    },
    "evidence": {
      "type": "object",
      "additionalProperties": {
        "oneOf": [
          {"type": "string", "minLength": 1},
          {"$ref": "#/$defs/stringList"}
        ]
      }
    },
    "service": {
      "type": "object",
      "required": ["service", "role", "tenancy"],
      "properties": {
        "service": {"$ref": "#/$defs/serviceName"},
        "role": {"type": "string", "minLength": 1},
        "tenancy": {"$ref": "#/$defs/tenancy"},
        "provider": {"$ref": "#/$defs/provider"},
        "evidence": {"$ref": "#/$defs/evidence"},
        "notes": {"$ref": "#/$defs/stringList"}
      },
      "additionalProperties": false
    }
  }
}