# Range

## Function

This API is used to get parameter range for AI >Statistics > Heat Map Statistics page.

## Request Message

Sample:

    POST API/AI/HeatMapStatistics/Get HTTP/1.1

    {
        "version": "1.0",
        "data": {}
    }

## Response Message

See AI >Statistics > Heat Map Statistics > Set > Parameter Description > Table 1 for parameter description.

Sample:

    HTTP/1.1 200 OK
    Content-Type: application/json

    {
        "result": "success",
        "data": {
            "channel_max": 1,
            "channel_info": {
                "type": "object",
                "items": {"CH1": {
                    "type": "object",
                    "items": {
                        "status": {
                            "description": "Only offline channel has this variable.",
                            "type": "string",
                            "mode": "r",
                            "items": [
                                "Offline",
                                "Online",
                                "Notsupport"
                            ]
                        },
                        "date": {
                            "type": "string",
                            "len": 10
                        },
                        "report_type": {
                            "type": "string",
                            "items": [
                                "Daily report",
                                "Weekly report",
                                "Monthly report",
                                "Annual report"
                            ]
                        },
                        "start_hour": {
                            "type": "int32",
                            "min": 0,
                            "max": 23
                        },
                        "end_hour": {
                            "type": "int32",
                            "min": 0,
                            "max": 23
                        },
                        "detection_type": {
                            "type": "string",
                            "items": [
                                "Motion",
                                "face"
                            ]
                        }
                    }
                }}
            }
        }
    }

## Error Code

See Response Messages Body and Common error_code for more information.