improvement: treatment plan turned into a wizard. shift+click control added to FDI tooth chart for cunnected prosthesises.

backend/src/modules/cases/lab-case-task.generator.ts

@@ -18,7 +18,7 @@ export async function generateLabCaseTasks(
   const toothProsthesisRows = await tx.labCaseToothProsthesis.findMany({
     where: { labCaseId },
     include: {
-      detail: { select: { id: true, treatmentType: true } },
+      detail: { select: { id: true, treatmentType: true, toothSelectionGroups: true } },
     },
   });
 
@@ -58,19 +58,29 @@ export async function generateLabCaseTasks(
 
   const stepLabels = await resolveStepLabels(tx, allStepCodes, locale);
 
-  // Group teeth that share the same (treatment detail + prosthesis type): one task set
-  // per group, with each step covering every tooth in that group.
+  // Group by selection group + prosthesis type so connected spans stay one task set,
+  // and separate singles stay separate even with the same prosthesis type.
   const groups = new Map<
     string,
-    { treatmentDetailId: string; treatmentType: string; prosthesisTypeCode: string; teeth: string[] }
+    {
+      treatmentDetailId: string;
+      treatmentType: string;
+      prosthesisTypeCode: string;
+      selectionGroupId: string;
+      teeth: string[];
+    }
   >();
 
   for (const row of toothProsthesisRows) {
-    const key = `${row.treatmentDetailId}::${row.prosthesisTypeCode}`;
+    const selectionGroupId =
+      row.selectionGroupId?.trim() ||
+      fallbackGroupIdForTooth(row.detail.toothSelectionGroups, row.tooth, row.prosthesisTypeCode);
+    const key = `${row.treatmentDetailId}::${selectionGroupId}::${row.prosthesisTypeCode}`;
     const group = groups.get(key) ?? {
       treatmentDetailId: row.treatmentDetailId,
       treatmentType: row.detail.treatmentType,
       prosthesisTypeCode: row.prosthesisTypeCode,
+      selectionGroupId,
       teeth: [],
     };
     group.teeth.push(row.tooth);
@@ -94,6 +104,7 @@ export async function generateLabCaseTasks(
         teeth,
         treatmentType: group.treatmentType,
         prosthesisTypeCode: group.prosthesisTypeCode,
+        selectionGroupId: group.selectionGroupId,
         workflowStepCode: step.workflowStepCode,
         stepOrder: step.stepOrder,
         stepLabel: stepLabels.get(step.workflowStepCode) ?? step.workflowStepCode,
@@ -110,6 +121,24 @@ export async function generateLabCaseTasks(
   return taskRows.length;
 }
 
+function fallbackGroupIdForTooth(
+  toothSelectionGroups: unknown,
+  tooth: string,
+  prosthesisTypeCode: string,
+): string {
+  if (Array.isArray(toothSelectionGroups)) {
+    for (const row of toothSelectionGroups) {
+      if (!row || typeof row !== 'object') continue;
+      const rec = row as { groupId?: unknown; teeth?: unknown };
+      if (typeof rec.groupId !== 'string') continue;
+      if (Array.isArray(rec.teeth) && rec.teeth.includes(tooth)) {
+        return rec.groupId;
+      }
+    }
+  }
+  return `legacy-${prosthesisTypeCode}`;
+}
+
 function sortTeeth(teeth: string[]): string[] {
   return [...new Set(teeth)].sort((a, b) => {
     const na = Number(a);