{
  "pluginId": "com.digitalarsenal.flatsql.spatial",
  "name": "FlatSQL Spatial Engine",
  "version": "0.4.1",
  "pluginFamily": "analysis",
  "description": "SpatiaLite-compatible spatial computation engine for space data processing. Provides geodesic calculations, polygon boolean operations, Voronoi/Delaunay tessellation, coordinate transforms, and R-Tree spatial indexing over FlatBuffer storage.",
  "capabilities": [],
  "externalInterfaces": [],
  "methods": [
    {
      "methodId": "compute_distance",
      "displayName": "Compute Distance",
      "description": "Haversine distance between two WGS84 lat/lon points (km)",
      "inputPorts": [
        {
          "portId": "coordinates",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 1000,
      "drainPolicy": "drain-to-empty"
    },
    {
      "methodId": "compute_bearing",
      "displayName": "Compute Bearing",
      "description": "Forward azimuth between two WGS84 points (degrees 0-360)",
      "inputPorts": [
        {
          "portId": "coordinates",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 1000,
      "drainPolicy": "drain-to-empty"
    },
    {
      "methodId": "point_in_polygon",
      "displayName": "Point in Polygon",
      "description": "Test if a WGS84 point is inside a polygon geometry",
      "inputPorts": [
        {
          "portId": "geometry",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 1000,
      "drainPolicy": "drain-to-empty"
    },
    {
      "methodId": "polygon_intersection",
      "displayName": "Polygon Intersection",
      "description": "Compute intersection of two polygon geometries",
      "inputPorts": [
        {
          "portId": "geometries",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 2,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 100,
      "drainPolicy": "drain-to-empty"
    },
    {
      "methodId": "polygon_union",
      "displayName": "Polygon Union",
      "description": "Compute union of two polygon geometries",
      "inputPorts": [
        {
          "portId": "geometries",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 2,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 100,
      "drainPolicy": "drain-to-empty"
    },
    {
      "methodId": "compute_voronoi",
      "displayName": "Voronoi Diagram",
      "description": "Compute Voronoi diagram from multipoint geometry within bounds",
      "inputPorts": [
        {
          "portId": "geometries",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 2,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 10,
      "drainPolicy": "single-shot"
    },
    {
      "methodId": "compute_delaunay",
      "displayName": "Delaunay Triangulation",
      "description": "Compute Delaunay triangulation from multipoint geometry",
      "inputPorts": [
        {
          "portId": "geometries",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 10,
      "drainPolicy": "single-shot"
    },
    {
      "methodId": "transform_to_ecef",
      "displayName": "WGS84 to ECEF",
      "description": "Transform WGS84 geodetic coordinates to ECEF",
      "inputPorts": [
        {
          "portId": "coordinates",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 10000,
      "drainPolicy": "drain-to-empty"
    },
    {
      "methodId": "transform_from_ecef",
      "displayName": "ECEF to WGS84",
      "description": "Transform ECEF coordinates to WGS84 geodetic",
      "inputPorts": [
        {
          "portId": "coordinates",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 10000,
      "drainPolicy": "drain-to-empty"
    },
    {
      "methodId": "spatial_query",
      "displayName": "Spatial SQL Query",
      "description": "Execute an arbitrary spatial SQL query using the FlatSQL engine",
      "inputPorts": [
        {
          "portId": "query",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialQuery.fbs", "fileIdentifier": "SPQR" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "outputPorts": [
        {
          "portId": "result",
          "acceptedTypeSets": [
            {
              "setId": "spatial",
              "allowedTypes": [
                { "schemaName": "SpatialResult.fbs", "fileIdentifier": "SPRS" }
              ]
            }
          ],
          "minStreams": 1,
          "maxStreams": 1,
          "required": true
        }
      ],
      "maxBatch": 1,
      "drainPolicy": "single-shot"
    }
  ],
  "runtimeTargets": ["NODE", "BROWSER", "WASI"]
}