{
  "$schema": "https://json-schema.org/draft-04/schema#",
  "id": "https://api.dataplatform.ibm.com/schemas/common-pipeline/operators/conditions-v2-schema.json",
  "title": "Watson Data Platform Validation Schema",
  "description": "User Interface Condition schema for the Watson Data Platform",
  "type": "object",
  "properties": {
    "json_schema": {
      "description": "Refers to the JSON schema used to validate documents of this type",
      "enum": [
        "https://api.dataplatform.ibm.com/schemas/common-pipeline/operators/conditions-v2-schema.json"
      ]
    },
    "conditions": {
      "type": "array",
      "items": {
        "$ref": "#/definitions/conditions_definition"
      }
    }
  },
  "required": [
    "conditions"
  ],
  "definitions": {
    "conditions_definition": {
      "type": "object",
      "oneOf": [
        {
          "$ref": "#/definitions/validation_definition"
        },
        {
          "$ref": "#/definitions/enabled_definition"
        },
        {
          "$ref": "#/definitions/visible_definition"
        },
        {
          "$ref": "#/definitions/filter_definition"
        },
        {
          "$ref": "#/definitions/enum_filter_definition"
        },
        {
          "$ref": "#/definitions/allow_change_definition"
        }
      ]
    },
    "validation_definition": {
      "properties": {
        "validation": {
          "description": "A single validation. The fail_message is displayed upon validation failure.",
          "type": "object",
          "properties": {
            "id": {
              "description": "Unique identifier.  Required when multiple fail_message sections have the same focus_parameter_ref value.",
              "type": "string"
            },
            "fail_message": {
              "description": "Error/warning",
              "type": "object",
              "$ref": "#/definitions/fail_message_definition"
            },
            "evaluate": {
              "description": "Evaluates to a boolean result",
              "type": "object",
              "$ref": "#/definitions/evaluate_definition"
            }
          },
          "required": [
            "fail_message",
            "evaluate"
          ]
        }
      },
      "required": [
        "validation"
      ]
    },
    "enabled_definition": {
      "properties": {
        "enabled": {
          "description": "Enablement test. Disables controls if evaluate is false.",
          "type": "object",
          "properties": {
            "parameter_refs": {
              "description": "Array of parameter names affected by this operation",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "values": {
              "description": "Optional array of enumeration item names to operate upon",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "group_refs": {
              "description": "Array of group ids affected by this operation",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "action_refs": {
              "description": "Array of action ids affected by this operation",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "evaluate": {
              "description": "Evaluates to a boolean result",
              "type": "object",
              "$ref": "#/definitions/evaluate_definition"
            }
          },
          "anyOf": [
            {
              "required": [
                "parameter_refs"
              ]
            },
            {
              "required": [
                "group_refs"
              ]
            },
            {
              "required": [
                "action_refs"
              ]
            }
          ],
          "required": [
            "evaluate"
          ]
        }
      },
      "required": [
        "enabled"
      ]
    },
    "visible_definition": {
      "properties": {
        "visible": {
          "description": "Visibility test. Hides controls if evaluate is false.",
          "type": "object",
          "properties": {
            "parameter_refs": {
              "description": "Array of parameter names affected by this operation",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "values": {
              "description": "Optional array of enumeration item names to operate upon",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "group_refs": {
              "description": "Array of group ids affected by this operation",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "action_refs": {
              "description": "Array of action ids affected by this operation",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "evaluate": {
              "description": "Evaluates to a boolean result",
              "type": "object",
              "$ref": "#/definitions/evaluate_definition"
            }
          },
          "anyOf": [
            {
              "required": [
                "parameter_refs"
              ]
            },
            {
              "required": [
                "group_refs"
              ]
            },
            {
              "required": [
                "action_refs"
              ]
            }
          ],
          "required": [
            "evaluate"
          ]
        }
      },
      "required": [
        "visible"
      ]
    },
    "evaluate_definition": {
      "oneOf": [
        {
          "$ref": "#/definitions/and_definition"
        },
        {
          "$ref": "#/definitions/or_definition"
        },
        {
          "$ref": "#/definitions/condition_definition"
        },
        {
          "$ref": "#/definitions/filter_condition_definition"
        }
      ]
    },
    "or_definition": {
      "description": "Container for 'or' operations",
      "type": "object",
      "properties": {
        "or": {
          "description": "The 'or' condition. Any sub-condition evaluates to true. Can nest any number of additional conditional types.",
          "type": "array",
          "items": {
            "anyOf": [
              {
                "$ref": "#/definitions/and_definition"
              },
              {
                "$ref": "#/definitions/or_definition"
              },
              {
                "$ref": "#/definitions/condition_definition"
              },
              {
                "$ref": "#/definitions/filter_condition_definition"
              }
            ]
          }
        }
      },
      "required": [
        "or"
      ]
    },
    "and_definition": {
      "description": "Container for 'and' operations",
      "type": "object",
      "properties": {
        "and": {
          "description": "The 'and' condition. All sub-conditions evaluate to true. Can nest any number of additional conditional types.",
          "type": "array",
          "items": {
            "anyOf": [
              {
                "$ref": "#/definitions/and_definition"
              },
              {
                "$ref": "#/definitions/or_definition"
              },
              {
                "$ref": "#/definitions/condition_definition"
              },
              {
                "$ref": "#/definitions/filter_condition_definition"
              }
            ]
          }
        }
      },
      "required": [
        "and"
      ]
    },
    "condition_definition": {
      "description": "A parameter condition. Evaluates to true or false.",
      "type": "object",
      "properties": {
        "condition": {
          "description": "The condition that is evaluated",
          "type": "object",
          "properties": {
            "op": {
              "description": "A single operator for the properties of the condition.",
              "enum": [
                "isEmpty",
                "isNotEmpty",
                "greaterThan",
                "lessThan",
                "equals",
                "notEquals",
                "contains",
                "notContains",
                "colNotExists",
                "cellNotEmpty",
                "colDoesExist",
                "isDateTime",
                "dmTypeEquals",
                "dmTypeNotEquals",
                "dmMeasurementEquals",
                "dmMeasurementNotEquals",
                "dmRoleEquals",
                "dmRoleNotEquals",
                "matches",
                "notMatches"
              ]
            },
            "parameter_ref": {
              "description": "The primary parameter - must be present",
              "type": "string"
            },
            "parameter_2_ref": {
              "description": "Optional second parameter for multi-parameter validation",
              "type": "string"
            },
            "value": {
              "description": "Optional value against which to compare the primary parameter value",
              "oneOf": [
                {
                  "type": "string"
                },
                {
                  "type": "number"
                },
                {
                  "type": "boolean"
                }
              ]
            }
          },
          "required": [
            "op",
            "parameter_ref"
          ]
        }
      },
      "required": [
        "condition"
      ]
    },
    "fail_message_definition": {
      "properties": {
        "focus_parameter_ref": {
          "description": "The parameter control to get the error/warning message.",
          "type": "string"
        },
        "message": {
          "description": "User message",
          "type": "object",
          "$ref": "#/definitions/message_definition"
        },
        "type": {
          "enum": [
            "error",
            "warning",
            "info"
          ]
        }
      },
      "required": [
        "focus_parameter_ref",
        "message"
      ]
    },
    "message_definition": {
      "description": "User message",
      "type": "object",
      "properties": {
        "default": {
          "type": "string"
        },
        "resource_key": {
          "type": "string"
        }
      },
      "oneOf": [
        {
          "required": [
            "default"
          ]
        },
        {
          "required": [
            "resource_key"
          ]
        }
      ]
    },
    "filter_definition": {
      "properties": {
        "filter": {
          "description": "Filter test. Includes support for filtering the values to be displayed in a control",
          "type": "object",
          "properties": {
            "parameter_ref": {
              "description": "Parameter affected by this operation",
              "type": "string"
            },
            "parameter_refs": {
              "description": "Parameters affected by this operation - exclusive with parameter_ref",
              "type": "string"
            },
            "evaluate": {
              "description": "Evaluates to return values included in a control",
              "type": "object",
              "$ref": "#/definitions/evaluate_definition"
            }
          },
          "required": [
            "evaluate",
            "parameter_ref"
          ]
        }
      },
      "required": [
        "filter"
      ]
    },
    "enum_filter_definition": {
      "properties": {
        "enum_filter": {
          "description": "Allows filtering of available enumeration options",
          "type": "object",
          "properties": {
            "target": {
              "description": "The target parameter information",
              "type": "object",
              "properties": {
                "parameter_ref": {
                  "description": "The enumeration parameter affected by this operation",
                  "type": "string"
                },
                "values": {
                  "description": "Array of available enumeration options when the condition evaluates to 'true'",
                  "type": "array",
                  "minItems": 1,
                  "uniqueItems": true
                }
              },
              "required": [
                "parameter_ref",
                "values"
              ]
            },
            "evaluate": {
              "description": "Evaluates to return values included in an enumeration control",
              "type": "object",
              "$ref": "#/definitions/evaluate_definition"
            }
          }
        }
      },
      "required": [
        "target",
        "evaluate"
      ]
    },
    "filter_condition_definition": {
      "description": "Allows for filtering available fields in the data record schema(s)",
      "type": "object",
      "properties": {
        "condition": {
          "description": "The condition that is evaluated",
          "type": "object",
          "oneOf": [
            {
              "properties": {
                "op": {
                  "$ref": "#/definitions/filter_op_definition"
                },
                "value": {
                  "description": "Value to compare against data record schema field attribute",
                  "type": "string"
                }
              },
              "required": [
                "op",
                "value"
              ]
            },
            {
              "properties": {
                "op": {
                  "$ref": "#/definitions/filter_op_definition"
                },
                "values": {
                  "description": "Array of values which are compared to a data record schema field attribute",
                  "type": "array",
                  "minItems": 1,
                  "items": {
                    "type": "string"
                  },
                  "uniqueItems": true
                }
              },
              "required": [
                "op",
                "values"
              ]
            }
          ]
        }
      },
      "required": [
        "condition"
      ]
    },
    "filter_op_definition": {
      "description": "A single operator for comparing data record schema field attributes and sharing source fields",
      "enum": [
        "dmMeasurement",
        "dmType",
        "dmModelingRole",
        "dmSharedFields"
      ]
    },
    "allow_change_definition": {
      "properties": {
        "allow_change": {
          "description": "Allow change test. Allows a field value to be changed if evaluates to true.",
          "type": "object",
          "properties": {
            "parameter_refs": {
              "description": "Array of parameter names who values changes are allowed by this operation",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              },
              "uniqueItems": true
            },
            "evaluate": {
              "description": "Evaluates to a boolean result",
              "type": "object",
              "$ref": "#/definitions/evaluate_definition"
            }
          },
          "required": [
            "parameter_refs",
            "evaluate"
          ]
        }
      },
      "required": [
        "allow_change"
      ]
    }
  }
}