{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/clarivate/main/json-schema/clarivate-counter-database-report-schema.json",
  "title": "COUNTER_database_report",
  "description": "Describes the formatting needs for the COUNTER Database Report - the Report_Header and Report_Items (usage stats).",
  "x-generated": "2026-10-12",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/clarivate-reports-api-openapi.yml#/components/schemas/COUNTER_database_report",
  "type": "object",
  "required": [
    "Report_Header",
    "Report_Items"
  ],
  "properties": {
    "Report_Header": {
      "$ref": "#/$defs/SUSHI_report_header"
    },
    "Report_Items": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/COUNTER_database_usage"
      }
    }
  },
  "$defs": {
    "COUNTER_database_usage": {
      "type": "object",
      "description": "Defines the output for the Report_Items being returned in a Database Report.",
      "required": [
        "Database",
        "Publisher",
        "Platform",
        "Performance"
      ],
      "properties": {
        "Database": {
          "type": "string",
          "description": "Name of the database or collection being reported on."
        },
        "Platform": {
          "type": "string",
          "description": "Name of the platform"
        },
        "Publisher": {
          "type": "string",
          "description": "Name of the organization that creates the database"
        },
        "Publisher_ID": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/COUNTER_publisher_identifiers"
          },
          "description": "The identifier for the publisher."
        },
        "Performance": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/COUNTER_item_performance"
          },
          "description": "The usage data related to the report item"
        }
      }
    },
    "COUNTER_item_performance": {
      "type": "object",
      "required": [
        "Period",
        "Instance"
      ],
      "properties": {
        "Period": {
          "type": "object",
          "required": [
            "Begin_Date",
            "End_Date"
          ],
          "properties": {
            "Begin_Date": {
              "type": "string",
              "description": "Beginning date for usage in this 'itemPerformance' instance."
            },
            "End_Date": {
              "type": "string",
              "description": "Ending date for usage in this 'itemPerformance' instance."
            }
          }
        },
        "Instance": {
          "type": "array",
          "items": {
            "type": "object",
            "required": [
              "Metric_Type",
              "Count"
            ],
            "properties": {
              "Metric_Type": {
                "type": "string",
                "description": "Type of activity being counted.",
                "enum": [
                  "Searches_Automated",
                  "Searches_Federated",
                  "Searches_Platform",
                  "Searches_Regular",
                  "Total_Item_Investigations",
                  "Total_Item_Requests",
                  "Unique_Item_Investigations",
                  "Unique_Item_Requests",
                  "Unique_Title_Investigations",
                  "Unique_Title_Requests",
                  "No_License",
                  "Limit_Exceeded"
                ]
              },
              "Count": {
                "type": "integer",
                "description": "Usage count > 0.  If count is zero, the Intance element should be excluded."
              }
            }
          }
        }
      }
    },
    "COUNTER_publisher_identifiers": {
      "type": "object",
      "required": [
        "Type",
        "Value"
      ],
      "properties": {
        "Type": {
          "type": "string",
          "enum": [
            "ISNI",
            "Proprietary"
          ]
        },
        "Value": {
          "type": "string",
          "description": "Value of the publisher identifier"
        }
      }
    },
    "SUSHI_error_model": {
      "type": "object",
      "description": "Generalized format for presenting errors and exceptions.",
      "required": [
        "Code",
        "Severity",
        "Message"
      ],
      "properties": {
        "Code": {
          "type": "integer",
          "format": "int32",
          "description": "Error number. See table of error."
        },
        "Severity": {
          "type": "string",
          "description": "Severity of the error.",
          "enum": [
            "Warning",
            "Error",
            "Fatal",
            "Debug",
            "Info"
          ]
        },
        "Message": {
          "type": "string",
          "description": "Text describing the error."
        },
        "Help_URL": {
          "type": "string",
          "description": "URL describing error details."
        },
        "Data": {
          "type": "string",
          "description": "Additional data provided by the server to clarify the error."
        }
      }
    },
    "SUSHI_org_identifiers": {
      "type": "object",
      "description": "Identifier for an organization.",
      "required": [
        "Type",
        "Value"
      ],
      "properties": {
        "Type": {
          "type": "string",
          "description": "Type of identifier (namespace or domain). e.g. ISNI, Proprietary, etc.",
          "enum": [
            "ISNI",
            "ISIL",
            "OCLC",
            "Proprietary"
          ]
        },
        "Value": {
          "type": "string",
          "description": "Value of the organization identifier"
        }
      }
    },
    "SUSHI_report_header": {
      "type": "object",
      "description": "Generalized report header that defines the requested report, the requestor, the customer, filters applied, reportAttributes applied and any exceptions.",
      "required": [
        "Report_ID",
        "Report_Name",
        "Release"
      ],
      "properties": {
        "Created": {
          "type": "string",
          "format": "dateTime",
          "description": "Time the report was prepared. Format as defined by date-time - RFC3339"
        },
        "Created_By": {
          "type": "string",
          "description": "Name of the organization producing the report."
        },
        "Customer_ID": {
          "type": "string",
          "description": "Identifier of the customer the report represents - identifier used on the request"
        },
        "Report_ID": {
          "type": "string",
          "description": "The report ID or code or shortname. Typically this will be the same code provided in the Report parameter of the request."
        },
        "Release": {
          "type": "string",
          "description": "The release or version of the report."
        },
        "Report_Name": {
          "type": "string",
          "description": "The long name of the report."
        },
        "Institution_Name": {
          "type": "string",
          "description": "Name of the customer.",
          "items": {
            "$ref": "#/$defs/SUSHI_org_identifiers"
          }
        },
        "Report_Filters": {
          "type": "array",
          "description": "A List of report filters used for this report.  Typically reflect filters provided on the Request.  Filters limit the data to be reported on.",
          "items": {
            "required": [
              "Name",
              "Value"
            ],
            "properties": {
              "Name": {
                "type": "string",
                "description": "Name of the report filter."
              },
              "Value": {
                "type": "string",
                "description": "Value of the report filter."
              }
            }
          }
        },
        "Report_Attributes": {
          "type": "array",
          "description": "Any additional attributes applied to the report. Attributes inform the level of detail in the report.",
          "items": {
            "required": [
              "Name",
              "Value"
            ],
            "properties": {
              "Name": {
                "type": "string",
                "description": "Name of the report attribute."
              },
              "Value": {
                "type": "string",
                "description": "Value of the report attribute."
              }
            }
          }
        },
        "Exceptions": {
          "type": "array",
          "description": "Series of exceptions encounted when preparing the report.",
          "items": {
            "$ref": "#/$defs/SUSHI_error_model"
          }
        }
      }
    }
  }
}