From ff1eb455dca7f1b34c9e035e1ae3da76fbbef70e Mon Sep 17 00:00:00 2001
From: Zenflow <noreply@zencoder.ai>
Date: Wed, 11 Mar 2026 13:07:04 -0500
Subject: [PATCH] "Fix_COI_and_routes"

---
 client/src/utils/pedigreeHelpers.js |  6 +++---
 server/routes/pedigree.js           | 30 +++++++++++++++++++++++++----
 2 files changed, 29 insertions(+), 7 deletions(-)

diff --git a/client/src/utils/pedigreeHelpers.js b/client/src/utils/pedigreeHelpers.js
index 1fda70e..7229a3d 100644
--- a/client/src/utils/pedigreeHelpers.js
+++ b/client/src/utils/pedigreeHelpers.js
@@ -144,16 +144,16 @@ export const formatCOI = (coi) => {
     }
   }
 
-  const value = coi.toFixed(2)
+  const value = (coi * 100).toFixed(2)
   
-  if (coi <= 5) {
+  if (coi <= 0.05) {
     return {
       value: `${value}%`,
       level: 'low',
       color: '#10b981',
       description: 'Low inbreeding - Excellent genetic diversity'
     }
-  } else if (coi <= 10) {
+  } else if (coi <= 0.10) {
     return {
       value: `${value}%`,
       level: 'medium',
diff --git a/server/routes/pedigree.js b/server/routes/pedigree.js
index 5b7940e..bf68b9a 100644
--- a/server/routes/pedigree.js
+++ b/server/routes/pedigree.js
@@ -124,8 +124,8 @@ function calculateCOI(db, sireId, damId) {
 // 'trial-pairing' as dog IDs and return 404/wrong data.
 // =====================================================================
 
-// POST /api/pedigree/trial-pairing
-router.post('/trial-pairing', (req, res) => {
+// POST /api/pedigree/trial-pairing (alias for /coi)
+router.post(['/trial-pairing', '/coi'], (req, res) => {
   try {
     const { sire_id, dam_id } = req.body;
     if (!sire_id || !dam_id) {
@@ -149,8 +149,8 @@ router.post('/trial-pairing', (req, res) => {
       coi:             result.coefficient,
       commonAncestors: result.commonAncestors,
       directRelation:  relation.related ? relation.relationship : null,
-      recommendation:  result.coefficient < 5  ? 'Low risk'
-                     : result.coefficient < 10 ? 'Moderate risk'
+      recommendation:  result.coefficient < 0.05 ? 'Low risk'
+                     : result.coefficient < 0.10 ? 'Moderate risk'
                      :                           'High risk'
     });
   } catch (error) {
@@ -158,6 +158,28 @@ router.post('/trial-pairing', (req, res) => {
   }
 });
 
+// GET /api/pedigree/:id/coi
+router.get('/:id/coi', (req, res) => {
+  try {
+    const db = getDatabase();
+    const parents = db.prepare('SELECT parent_type, parent_id FROM parents WHERE dog_id = ?').all(req.params.id);
+    const sire = parents.find(p => p.parent_type === 'sire');
+    const dam  = parents.find(p => p.parent_type === 'dam');
+
+    if (!sire || !dam) {
+      return res.json({ coi: 0, commonAncestors: [], message: 'Incomplete parent data' });
+    }
+
+    const result = calculateCOI(db, sire.parent_id, dam.parent_id);
+    res.json({
+      coi: result.coefficient,
+      commonAncestors: result.commonAncestors
+    });
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
 // GET /api/pedigree/relations/:sireId/:damId
 router.get('/relations/:sireId/:damId', (req, res) => {
   try {