From 5ce956b37a84e89222d4490ce9c1c3a871e43b8b Mon Sep 17 00:00:00 2001
From: Satyam Rastogi <satyamrastogi302@gmail.com>
Date: Fri, 29 May 2026 20:01:33 +0530
Subject: [PATCH] feat(analytics): add subcontractor project scoping selectors
 (permitted-subset project view)

---
 src/data/selectors.js | 52 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/src/data/selectors.js b/src/data/selectors.js
index f18f21d..3af39d2 100644
--- a/src/data/selectors.js
+++ b/src/data/selectors.js
@@ -167,3 +167,55 @@ export function repLeaderboard(projects = [], resolvePerson) {
   }
   return Object.values(by).sort((a, b) => b.sales - a.sales);
 }
+
+// Projects a subcontractor is involved in — union of (a) projects listing them in subcontractorIds
+// and (b) projects their tasks reference. Returns light summaries for a "My Projects" list.
+export function subcontractorProjects(projects = [], tasks = [], subId) {
+  const fromTasks = new Set(tasks.filter((t) => t.subcontractorId === subId && t.projectId).map((t) => t.projectId));
+  return projects
+    .filter((p) => (p.subcontractorIds || []).includes(subId) || fromTasks.has(p.id))
+    .map((p) => {
+      const myTasks = tasks.filter((t) => t.subcontractorId === subId && t.projectId === p.id);
+      return {
+        id: p.id,
+        address: p.address,
+        customerName: p.customerName,
+        projectType: p.projectType,
+        status: p.status,
+        phase: p.phase,
+        completionPercentage: p.completionPercentage,
+        taskCount: myTasks.length,
+        openTaskCount: myTasks.filter((t) => !['Completed', 'Cancelled'].includes(t.status)).length,
+      };
+    });
+}
+
+// The PERMITTED SUBSET of a single project for a subcontractor. Deliberately omits owner-private
+// fields (budget, committedCost, margins, commission, other subs, all invoices, estimates,
+// changeOrders, risks). Includes the schedule (milestones) read-only + the sub's own tasks/payments.
+// This selector is the single guard that keeps owner-private data out of the subcontractor view.
+export function scopedProjectForSub(project, subId, tasks = []) {
+  if (!project) return null;
+  const myTasks = tasks.filter((t) => t.subcontractorId === subId && t.projectId === project.id);
+  const sumFees = (t) => (t.fees || []).reduce((s, f) => s + (f.amount || 0), 0);
+  const sumExpenses = (t) => (t.expenses || []).reduce((s, e) => s + (e.amount || 0), 0);
+  const myEarnings = myTasks.reduce((s, t) => s + sumFees(t) + sumExpenses(t), 0);
+  const paid = myTasks.filter((t) => t.paymentStatus === 'Paid').reduce((s, t) => s + sumFees(t) + sumExpenses(t), 0);
+  return {
+    id: project.id,
+    address: project.address,
+    customerName: project.customerName,
+    projectType: project.projectType,
+    status: project.status,
+    phase: project.phase,
+    lifecycleStage: project.lifecycleStage,
+    completionPercentage: project.completionPercentage,
+    startDate: project.startDate,
+    endDate: project.endDate,
+    // schedule (read-only) — names/dates/status only; no costs
+    milestones: (project.milestones || []).map((m) => ({ id: m.id, name: m.name, dueDate: m.dueDate, status: m.status })),
+    // the sub's own scope on this job
+    myTasks: myTasks.map((t) => ({ id: t.id, title: t.title, status: t.status, dueDate: t.dueDate, category: t.category })),
+    myPayments: { earnings: myEarnings, paid, unpaid: myEarnings - paid },
+  };
+}