{
    "$schema": "http://json-schema.org/schema#",
    "modelTags": "",
    "$id": "https://smart-data-models.github.io/data-models.OpenChannelManagement/CrossSection/schema.json",
    "$schemaVersion": "0.0.1",
    "title": "Smart Data Models - CrossSection ",
    "description": "This entity contains a harmonised description of a generic Cross-Section made for Raw-Water (Open Channels) System Management domain. A CrossSection defines any point of the system where raw-water properties are monitored by a device and/or computed via simulation.",
    "type": "object",
    "allOf": [
        {
            "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/GSMA-Commons"
        },
        {
            "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/Location-Commons"
        },
        {
            "properties": {
                "type": {
                    "type": "string",
                    "enum": [
                        "CrossSection"
                    ],
                    "description": "Property. NGSI-LD Entity Type. It has to be CrossSection."
                },
                "attachedTo": {
                    "anyOf": [
                        {
                            "type": "string",
                            "minLength": 1,
                            "maxLength": 256,
                            "pattern": "^[\\w\\-\\.\\{\\}\\$\\+\\*\\[\\]`|~^@!,:\\\\]+$",
                            "description": "Property. Identifier format of any NGSI entity"
                        },
                        {
                            "type": "string",
                            "format": "uri",
                            "description": "Property. Identifier format of any NGSI entity"
                        }
                    ],
                    "description": "Relationship. A relationship to the ID of the channel where the cross-section 'lives in'. Reference to an entity of type Channel."
                },
                "observedBy": {
                    "anyOf": [
                        {
                            "type": "string",
                            "minLength": 1,
                            "maxLength": 256,
                            "pattern": "^[\\w\\-\\.\\{\\}\\$\\+\\*\\[\\]`|~^@!,:\\\\]+$",
                            "description": "Property. Identifier format of any NGSI entity"
                        },
                        {
                            "type": "string",
                            "format": "uri",
                            "description": "Property. Identifier format of any NGSI entity"
                        }
                    ],
                    "description": "Relationship. A relationship to the ID of the device that monitors raw-water properties. Model:'https://smart-data-models.github.io/dataModel.Device/device-schema.json'"
                },
                "tag": {
                    "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/tag"
                },
                "position": {
                    "type": "object",
                    "description": "Property. Object providing information about the distance with the rest of the elements and a relationship with them.",
                    "properties": {
                        "distance": {
                            "type": "number",
                            "description": "Property. The distance between this Entity and a reference point (e.g., the most upstream point of the system)."
                        },
                        "refPoint": {
                            "anyOf": [
                                {
                                    "type": "string",
                                    "minLength": 1,
                                    "maxLength": 256,
                                    "pattern": "^[\\w\\-\\.\\{\\}\\$\\+\\*\\[\\]`|~^@!,:\\\\]+$",
                                    "description": "Property. Identifier format of any NGSI entity."
                                },
                                {
                                    "type": "string",
                                    "format": "uri",
                                    "description": "Property. Identifier format of any NGSI entity."
                                }
                            ],
                            "description": "Relationship. The reference point distance is measured from."
                        }
                    }
                },
                "waterFlow": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. Water flow at the cross-section."
                },
                "waterVelocity": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. Water Velocity at the cross-section."
                },
                "waterTemperature": {
                    "type": "number",
                    "description": "Property. Water temperature at the cross-section."
                },
                "turbidity": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. Water turbidity at the cross-section."
                },
                "specificConductivity": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. Water conductivity at the cross-section."
                },
                "waterLevel": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. Water level at the cross-section."
                },
                "energyHead": {
                    "type": "number",
                    "description": "Property. The total energy head at the cross-section."
                },
                "crossSectionGeometry": {
                    "type": "string",
                    "enum": [
                        "Circular",
                        "Trapezoidal"
                    ],
                    "description": "Property. The geometry of the cross-section. Enum:'Circular, Trapezoidal'."
                },
                "bottomSlope": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. The bottom slope of the channel where the cross-section 'lives in'. All units are accepted in CEFACT code."
                },
                "leftSideSlope": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. The slope of the left bank of the cross-section (for 'Trapezoidal' geometry). All units are accepted in CEFACT code."
                },
                "rightSideSlope": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. The slope of the right bank of the cross-section (for 'Trapezoidal' geometry). All units are accepted in CEFACT code."
                },
                "bottomWidth": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. The bottom width of the cross-section (for 'Trapezoidal' geometry). All units are accepted in CEFACT code."
                },
                "diameter": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. The diameter of a circular cross-section."
                },
                "maxWaterDepth": {
                    "type": "number",
                    "minimum": 0,
                    "description": "Property. The maximum allowable water depth at the cross-section. All units are accepted in CEFACT code."
                },
                "inheritsFrom": {
                    "anyOf": [
                        {
                            "type": "string",
                            "minLength": 1,
                            "maxLength": 256,
                            "pattern": "^[\\w\\-\\.\\{\\}\\$\\+\\*\\[\\]`|~^@!,:\\\\]+$",
                            "description": "Property. Identifier format of any NGSI entity"
                        },
                        {
                            "type": "string",
                            "format": "uri",
                            "description": "Property. Identifier format of any NGSI entity"
                        }
                    ],
                    "description": "Relationship. URI of a Channel component from which the value of a property is obtained."
                }
            }
        }
    ],
    "required": [
        "id",
        "type"
    ]
}