{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://mailschema.org/artifacts/map-0.3/schemas/implementation.schema.json",
  "title": "MAP implementation record",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "service",
    "maintainer",
    "type",
    "operations",
    "binding",
    "status",
    "documentation",
    "evidence"
  ],
  "dependentRequired": {
    "artifact": ["format"],
    "format": ["artifact"]
  },
  "properties": {
    "service": {
      "type": "string",
      "minLength": 1,
      "format": "uri",
      "pattern": "^https://"
    },
    "maintainer": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "name",
        "url"
      ],
      "properties": {
        "name": {
          "type": "string",
          "minLength": 1
        },
        "url": {
          "type": "string",
          "minLength": 1,
          "format": "uri",
          "pattern": "^https://"
        }
      }
    },
    "type": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "id",
        "version",
        "contractDigest"
      ],
      "properties": {
        "id": {
          "type": "string",
          "minLength": 1,
          "format": "uri",
          "pattern": "^https://"
        },
        "version": {
          "type": "string",
          "minLength": 1
        },
        "contractDigest": {
          "type": "string",
          "pattern": "^sha-256:[0-9a-f]{64}$"
        }
      }
    },
    "operations": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {
        "type": "string",
        "minLength": 1
      }
    },
    "binding": {
      "type": "string",
      "format": "uri",
      "pattern": "^https://",
      "description": "Identifier of the binding specification or documented service binding. It is not a request destination. Clients must explicitly support it."
    },
    "artifact": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "url",
        "digest",
        "digestMode"
      ],
      "properties": {
        "url": {
          "type": "string",
          "minLength": 1,
          "format": "uri",
          "pattern": "^https://"
        },
        "digest": {
          "type": "string",
          "pattern": "^sha-256:[0-9a-f]{64}$"
        },
        "digestMode": {
          "enum": [
            "canonical-json",
            "bytes"
          ],
          "description": "canonical-json hashes the RFC 8785 representation; bytes hashes the exact downloaded artifact. Both use SHA-256."
        }
      }
    },
    "format": {
      "type": "string",
      "minLength": 1
    },
    "status": {
      "enum": [
        "Draft",
        "Experimental",
        "Stable",
        "Deprecated",
        "Superseded"
      ]
    },
    "documentation": {
      "type": "string",
      "minLength": 1,
      "format": "uri",
      "pattern": "^https://"
    },
    "evidence": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "kind",
          "url",
          "summary"
        ],
        "properties": {
          "kind": {
            "enum": [
              "declaration",
              "test-report"
            ]
          },
          "url": {
            "type": "string",
            "minLength": 1,
            "format": "uri",
            "pattern": "^https://"
          },
          "summary": {
            "type": "string",
            "minLength": 1
          }
        }
      }
    },
    "successor": {
      "type": "string",
      "minLength": 1,
      "format": "uri",
      "pattern": "^https://"
    }
  }
}