Pass allowViaInPad to autorouter

lib/components/primitive-components/Group/Group.ts

@@ -779,21 +779,24 @@ export class Group<Props extends z.ZodType<any, any, any> = typeof groupProps>
       if (this.props.autorouter?.inputFormat === "simplified") {
         const preferredTraceWidth =
           props.defaultTraceWidth ?? props.nominalTraceWidth
+        const { simpleRouteJson } = getSimpleRouteJsonFromCircuitJson({
+          db,
+          minTraceWidth: Number(props.minTraceWidth ?? 0.15),
+          nominalTraceWidth:
+            preferredTraceWidth != null
+              ? Number(preferredTraceWidth)
+              : undefined,
+          subcircuit_id: this.subcircuit_id,
+          subcircuitComponent: this,
+        })
+        simpleRouteJson.allowViaInPad = autorouterConfig.allowViaInPad
+
         const { autorouting_result } = await fetchWithDebug(
           `${serverUrl}/autorouting/solve`,
           {
             method: "POST",
             body: JSON.stringify({
-              input_simple_route_json: getSimpleRouteJsonFromCircuitJson({
-                db,
-                minTraceWidth: Number(props.minTraceWidth ?? 0.15),
-                nominalTraceWidth:
-                  preferredTraceWidth != null
-                    ? Number(preferredTraceWidth)
-                    : undefined,
-                subcircuit_id: this.subcircuit_id,
-                subcircuitComponent: this,
-              }).simpleRouteJson,
+              input_simple_route_json: simpleRouteJson,
               subcircuit_id: this.subcircuit_id!,
             }),
             headers: {
@@ -1074,6 +1077,7 @@ export class Group<Props extends z.ZodType<any, any, any> = typeof groupProps>
         simpleRouteJson,
         routingPhasePlan.drcTolerances,
       )
+      simpleRouteJson.allowViaInPad = phaseAutorouterConfig.allowViaInPad
 
       if (
         (hasPhasedAutorouting || isReroutePhase) &&

package.json

@@ -35,7 +35,7 @@
     "@tsci/tscircuit.ti": "github:tscircuit/ti#57e314be4b2b06bc546d4def7453e619604d1157",
     "@tscircuit/alphabet": "0.0.25",
     "@tscircuit/breakout-point-solver": "github:tscircuit/breakout-point-solver#bac9629",
-    "@tscircuit/capacity-autorouter": "^0.0.718",
+    "@tscircuit/capacity-autorouter": "^0.0.722",
     "@tscircuit/checks": "0.0.146",
     "@tscircuit/circuit-json-util": "^0.0.101",
     "@tscircuit/common": "^0.0.20",

tests/features/autorouter-allow-via-in-pad.test.tsx

@@ -0,0 +1,32 @@
+import { expect, test } from "bun:test"
+import type { SimpleRouteJson } from "lib/utils/autorouting/SimpleRouteJson"
+import { getTestFixture } from "tests/fixtures/get-test-fixture"
+
+test("board autorouter passes allowViaInPad to SimpleRouteJson", async () => {
+  const { circuit } = getTestFixture()
+  let autorouterInput: SimpleRouteJson | undefined
+
+  circuit.on("autorouting:start", ({ simpleRouteJson }) => {
+    autorouterInput = simpleRouteJson
+  })
+
+  circuit.add(
+    <board
+      width="12mm"
+      height="8mm"
+      autorouter={{
+        local: true,
+        groupMode: "subcircuit",
+        allowViaInPad: true,
+      }}
+    >
+      <resistor name="R1" resistance="1k" footprint="0402" pcbX={-3} />
+      <resistor name="R2" resistance="1k" footprint="0402" pcbX={3} />
+      <trace from=".R1 > .pin2" to=".R2 > .pin1" />
+    </board>,
+  )
+
+  await circuit.renderUntilSettled()
+
+  expect(autorouterInput?.allowViaInPad).toBe(true)
+})