feat: add 'can_be_assigned' field to users with updates to user creation, retrieval, and assignment queries

src/app/admin/users/page.js

@@ -97,6 +97,30 @@ export default function UserManagementPage() {
 		}
 	};
 
+	const handleToggleAssignable = async (userId, canBeAssigned) => {
+		try {
+			const response = await fetch(`/api/admin/users/${userId}`, {
+				method: "PUT",
+				headers: {
+					"Content-Type": "application/json",
+				},
+				body: JSON.stringify({ can_be_assigned: !canBeAssigned }),
+			});
+
+			if (!response.ok) {
+				throw new Error("Failed to update user");
+			}
+
+			setUsers(users.map(user => 
+				user.id === userId 
+					? { ...user, can_be_assigned: !canBeAssigned }
+					: user
+			));
+		} catch (err) {
+			setError(err.message);
+		}
+	};
+
 	const getRoleColor = (role) => {
 		switch (role) {
 			case "admin":
@@ -207,6 +231,9 @@ export default function UserManagementPage() {
 												<Badge color={user.is_active ? "green" : "red"}>
 													{user.is_active ? "Active" : "Inactive"}
 												</Badge>
+												<Badge color={user.can_be_assigned ? "blue" : "gray"}>
+													{user.can_be_assigned ? "Assignable" : "Not Assignable"}
+												</Badge>
 											</div>
 										</div>
 									</CardHeader>
@@ -237,6 +264,20 @@ export default function UserManagementPage() {
 										)}
 
 										<div className="flex items-center justify-between">
+											<div className="flex items-center space-x-4">
+												<div className="flex items-center space-x-2">
+													<input
+														type="checkbox"
+														id={`assignable-${user.id}`}
+														checked={user.can_be_assigned || false}
+														onChange={() => handleToggleAssignable(user.id, user.can_be_assigned)}
+														className="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 rounded"
+													/>
+													<label htmlFor={`assignable-${user.id}`} className="text-sm text-gray-700">
+														Can be assigned to projects/tasks
+													</label>
+												</div>
+											</div>
 											<div className="flex space-x-2">
 												<Button
 													variant="outline"
@@ -290,7 +331,8 @@ function CreateUserModal({ onClose, onUserCreated }) {
 		username: "",
 		password: "",
 		role: "user",
-		is_active: true
+		is_active: true,
+		can_be_assigned: true
 	});
 	const [loading, setLoading] = useState(false);
 	const [error, setError] = useState("");
@@ -408,6 +450,19 @@ function CreateUserModal({ onClose, onUserCreated }) {
 						</label>
 					</div>
 
+					<div className="flex items-center">
+						<input
+							type="checkbox"
+							id="can_be_assigned"
+							checked={formData.can_be_assigned}
+							onChange={(e) => setFormData({ ...formData, can_be_assigned: e.target.checked })}
+							className="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 rounded"
+						/>
+						<label htmlFor="can_be_assigned" className="ml-2 block text-sm text-gray-900">
+							Can be assigned to projects/tasks
+						</label>
+					</div>
+
 					<div className="flex space-x-3 pt-4">
 						<Button type="submit" disabled={loading} className="flex-1">
 							{loading ? "Creating..." : "Create User"}