From a734dea17acf377690a03996e45dfc87645dd0a7 Mon Sep 17 00:00:00 2001
From: Fred Boniface <fjla@fredboniface.co.uk>
Date: Sun, 5 Apr 2026 20:13:14 +0100
Subject: [PATCH] Add darwin association data type

---
 .../darwin-data/darwin-association.json       | 118 ++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 schemas/data-ingress/darwin-data/darwin-association.json

diff --git a/schemas/data-ingress/darwin-data/darwin-association.json b/schemas/data-ingress/darwin-data/darwin-association.json
new file mode 100644
index 0000000..a0d4ace
--- /dev/null
+++ b/schemas/data-ingress/darwin-data/darwin-association.json
@@ -0,0 +1,118 @@
+{
+    "$id": "https://schema.owlboard.info/data-ingress/darwin/association.schema.json",
+    "$schema": "https://json-schema.org/draft-07/schema#",
+    "title": "DarwinAssocData",
+    "type": "object",
+    "properties": {
+        "service_name": {
+            "type": "string",
+            "description": "Name of the service submitting the update"
+        },
+        "service_id": {
+            "type": "string",
+            "description": "ID of the service sending the message - usually a hostname"
+        },
+        "data_type": {
+            "type": "string",
+            "const": "raw",
+            "description": "The type of data contained in this message object"
+        },
+        "sent_timestamp": {
+            "type": "integer",
+            "description": "Unix timestamp representing the time the message was sent"
+        },
+        "data_kind": {
+            "type": "string",
+            "const": "darwin-association",
+            "description": "The data type contained in the message.  Currently supported PIS: PIS Data, Timetable: CIF or VSTP Data, Knowledgebase: Station Data"
+        },
+        "payload": {
+            "type": "array",
+            "additionalItems": false,
+            "items": {
+                "type": "object",
+                "additionalProperties": false,
+                "required": [
+                    "mr",
+                    "ar",
+                    "t",
+                    "c",
+                    "s",
+                    "mt",
+                    "at"
+                ],
+                "properties": {
+                    "mr": {
+                        "type": "string",
+                        "name": "Main RID",
+                        "description": "The main RID of this association object"
+                    },
+                    "ar": {
+                        "type": "string",
+                        "name": "Associated RID",
+                        "description": "The associated RID of this association object"
+                    },
+                    "t": {
+                        "type": "string",
+                        "name": "TIPLOC",
+                        "description": "The location at which this association applies"
+                    },
+                    "c": {
+                        "enum": ["JJ", "VV", "LK", "NP"],
+                        "name": "Category",
+                        "description": "The type of association"
+                    },
+                    "s": {
+                        "type": "string",
+                        "format": "date",
+                        "name": "SSD",
+                        "description": "SSD Generated from the Main RID"
+                    },
+                    "mt": {
+                        "name": "Main Times",
+                        "description": "Timings that apply to the main RID",
+                        "type": "object",
+                        "properties": {
+                            "wta": { "type": "string", "format": "date-time" },
+                            "wtd": { "type": "string", "format": "date-time" },
+                            "wtp": { "type": "string", "format": "date-time" },
+                            "pta": { "type": "string", "format": "date-time" },
+                            "ptd": { "type": "string", "format": "date-time" }
+                        }
+                    },
+                    "at": {
+                        "name": "Associated Times",
+                        "description": "Timings that apply to the associated RID",
+                        "type": "object",
+                        "properties": {
+                            "wta": { "type": "string", "format": "date-time" },
+                            "wtd": { "type": "string", "format": "date-time" },
+                            "wtp": { "type": "string", "format": "date-time" },
+                            "pta": { "type": "string", "format": "date-time" },
+                            "ptd": { "type": "string", "format": "date-time" }
+                        }
+                    },
+                    "can": {
+                        "name": "Cancelled",
+                        "type": "boolean",
+                        "description": "Whether this association is cancelled"
+                    },
+                    "del": {
+                        "name": "Deleted",
+                        "type": "boolean",
+                        "description": "Whether this association is deleted"
+                    }
+                }
+            }
+        }
+    },
+    "required": [
+        "service_name",
+        "service_id",
+        "data_type",
+        "data_kind",
+        "sent_timestamp",
+        "payload"
+    ],
+    "additionalProperties": false
+}
\ No newline at end of file