{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "object",
    "additionalProperties": false,
    "properties": {
        "name": { "type": "string", "description": "Name of the Questionnaire." },
        "form_type": {
            "type": "string",
            "enum": ["QUES", "SA", "EXAM", "ROS"],
            "description": "Specifies the use case: QUES (Questionnaire), SA (Structured Assessment), EXAM (Physical Exam), or ROS (Review of Systems)."
        },
        "code_system": {
            "type": "string",
            "enum": ["SNOMED", "LOINC", "ICD-10", "INTERNAL", "CPT"],
            "description": "The coding system used for the questionnaire."
        },
        "code": { "type": "string",
            "description": "The assigned code for the questionnaire.",
            "examples": ["72109-2"]
        },
        "can_originate_in_charting": { "type": "boolean", "description": "Specifies if the questionnaire can be initiated from charting." },
        "prologue": { "type": "string", "description": "Text displayed at the beginning of the questionnaire to provide context to the user." },
        "display_results_in_social_history_section": { "type": "boolean",
            "description": "Determines if completion information should be displayed in the Social History (SHX) section.",
            "default": false
        },
        "questions": {
            "type": "array",
            "minItems": 1,
            "items": {
                "type": "object",
                "additionalProperties": false,
                "properties": {
                    "code_system": {
                        "type": "string",
                        "enum": ["SNOMED", "LOINC", "ICD-10", "INTERNAL", "CPT"],
                        "description": "The coding system used for the question."
                    },
                    "code": { "type": "string", "description": "The assigned code for the question. Codes should be unique within the same questionnaire." },
                    "code_description": { "type": "string", "description": "A description of the assigned code." },
                    "content": { "type": "string", "description": "The text displayed when the command is printed." },
                    "responses_code_system": {
                        "type": "string",
                        "enum": ["SNOMED", "LOINC", "ICD-10", "INTERNAL", "CPT"],
                        "description": "The coding system for responses."
                    },
                    "responses_type": {
                        "type": "string",
                        "enum": ["SING", "MULT", "TXT"],
                        "description": "Response type: SING (Single Select), MULT (Multi Select), TXT (Free Text)."
                    },
                    "display_result_in_social_history_section": { "type": "boolean",
                        "description": "Determines if the response should be shown in the Social History (SHX) section.",
                        "default": false
                    },
                    "enabled_behavior": {
                        "type": "string",
                        "enum": ["all", "any"],
                        "description": "Specifies if all or any of the conditions must be met to enable this question."
                    },
                    "enabled_conditions": {
                        "type": "array",
                        "description": "List of conditions that enable this question.",
                        "items": {
                            "type": "object",
                            "properties": {
                                "question_code": { "type": "string", "description": "Code of the question to check." },
                                "operator": {
                                    "type": "string",
                                    "enum": ["=", "!=", "exists", "not_exists"],
                                    "description": "Operator for condition."
                                },
                                "value_code": { "type": ["string", "null"], "description": "Response option code to match, if applicable." },
                                "value_string": { "type": ["string", "null"], "description": "Free text value to match, if applicable." }
                            },
                            "required": ["question_code", "operator"]
                        }
                    },
                    "responses": {
                        "type": "array",
                        "minItems": 1,
                        "items": {
                            "type": "object",
                            "additionalProperties": false,
                            "properties": {
                                "name": { "type": "string", "description": "For SING/MULT, this is the text that will be displayed for each response. For TXT, use 'TXT'." },
                                "code": { "type": "string", "description": "The assigned code for the response. No response codes should be reused within the same question." },
                                "code_description": { "type": "string", "description": "A description of the assigned code." },
                                "value": { "type": "string", "description": "For SING/MULT, leave blank if no scoring is desired. If scoring is desired, insert the numerical value assigned." }
                            },
                            "required": ["name", "code"]
                        }
                    }
                },
                "required": ["code_system", "code", "content", "responses_code_system", "responses_type", "responses"]
            }
        }
    },
    "required": ["name", "form_type", "code_system", "code", "can_originate_in_charting", "questions"]
}