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scenario_graph.schema.json

@@ -0,0 +1,138 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://example.org/scenario-graph.schema.json",
+  "title": "Automotive Scenario Graph",
+  "description": "Template for scenario graphs compatible with scenario_graph_reference.json.",
+  "type": "object",
+  "required": ["nodes", "relationships", "style"],
+  "additionalProperties": false,
+  "properties": {
+    "nodes": {
+      "type": "array",
+      "description": "Scenario events, effects, regions, and scenario containers.",
+      "items": { "$ref": "#/$defs/node" }
+    },
+    "relationships": {
+      "type": "array",
+      "description": "Directed connections between nodes.",
+      "items": { "$ref": "#/$defs/relationship" }
+    },
+    "style": {
+      "$ref": "#/$defs/style",
+      "description": "Default visual style for the graph."
+    }
+  },
+  "$defs": {
+    "value": {
+      "type": ["string", "number", "boolean", "null"]
+    },
+    "position": {
+      "type": "object",
+      "required": ["x", "y"],
+      "additionalProperties": false,
+      "properties": {
+        "x": { "type": "number" },
+        "y": { "type": "number" }
+      }
+    },
+    "style": {
+      "type": "object",
+      "additionalProperties": { "$ref": "#/$defs/value" },
+      "examples": [
+        {
+          "node-color": "#479CD5",
+          "border-color": "#000000",
+          "caption-color": "#ffffff"
+        }
+      ]
+    },
+    "node": {
+      "type": "object",
+      "required": ["id", "position", "caption", "labels", "properties", "style"],
+      "additionalProperties": false,
+      "properties": {
+        "id": {
+          "type": "string",
+          "pattern": "^n[0-9]+$",
+          "description": "Unique node identifier, for example n1."
+        },
+        "position": { "$ref": "#/$defs/position" },
+        "caption": {
+          "type": "string",
+          "minLength": 1,
+          "description": "Human-readable event or effect name."
+        },
+        "labels": {
+          "type": "array",
+          "minItems": 1,
+          "uniqueItems": true,
+          "items": {
+            "type": "string",
+            "enum": [
+              "Scenario",
+              "Region-Split",
+              "Certain Event",
+              "Uncertain Event",
+              "Less Certain Event",
+              "Relevant Event",
+              "Less Relevant Event",
+              "Effect"
+            ]
+          }
+        },
+        "properties": {
+          "type": "object",
+          "additionalProperties": { "$ref": "#/$defs/value" },
+          "examples": [
+            {
+              "START": "2025",
+              "END": "2029",
+              "t": "2025-02-28",
+              "BEV-SHARE": "-2"
+            }
+          ]
+        },
+        "style": {
+          "$ref": "#/$defs/style",
+          "description": "Node-level visual overrides."
+        }
+      }
+    },
+    "relationship": {
+      "type": "object",
+      "required": ["id", "fromId", "toId", "type", "properties", "style"],
+      "additionalProperties": false,
+      "properties": {
+        "id": {
+          "type": "string",
+          "pattern": "^n[0-9]+$",
+          "description": "Unique relationship identifier, for example n0."
+        },
+        "fromId": {
+          "type": "string",
+          "pattern": "^n[0-9]+$",
+          "description": "Source node ID."
+        },
+        "toId": {
+          "type": "string",
+          "pattern": "^n[0-9]+$",
+          "description": "Target node ID."
+        },
+        "type": {
+          "type": "string",
+          "enum": ["isPriorTo", "hasEvent", "hasEventg", "hasSMPEffect", "isIn"],
+          "description": "Relationship type found in the reference graph."
+        },
+        "properties": {
+          "type": "object",
+          "additionalProperties": { "$ref": "#/$defs/value" },
+          "description": "Optional relationship attributes, commonly date keys mapped to a strength value."
+        },
+        "style": {
+          "$ref": "#/$defs/style",
+          "description": "Relationship-level visual overrides."
+        }
+      }
+    }
+  }
+}