feat: Working on search for purchase orders.

Sources/App/Views/PurchaseOrders/PurchaseOrderSearch.swift

@@ -0,0 +1,50 @@
+import Elementary
+import ElementaryHTMX
+import SharedModels
+import Vapor
+
+struct PurchaseOrderSearch: HTML {
+
+  let context: PurchaseOrderSearchContext?
+
+  init(context: PurchaseOrderSearchContext? = nil) {
+    self.context = context
+  }
+
+  var content: some HTML {
+    form(
+      .id("search"),
+      .hx.post("/purchase-orders/search"),
+      .hx.target("#purchase-order-table"),
+      .hx.swap(.outerHTML.transition(true).swap("1s"))
+    ) {
+      select(
+        .name("context"), .class("col-3"),
+        .hx.get("/purchase-orders/search"),
+        .hx.target("#search"),
+        .hx.swap(.outerHTML)
+      ) {
+        option(.value("employee")) { "Employee" }
+          .attributes(.selected, when: context == .employee || context == nil)
+
+        option(.value("customer")) { "Customer" }
+          .attributes(.selected, when: context == .customer)
+      }
+
+      if context == .employee || context == nil {
+        EmployeeSelect.purchaseOrderSearch()
+      } else if context == .customer {
+        input(.type(.text), .name("search"), .placeholder("Search"), .required)
+      }
+
+      button(.type(.submit), .class("btn-primary")) { "Search" }
+      // Img.spinner().attributes(.class("hx-indicator"))
+    }
+  }
+
+}
+
+enum PurchaseOrderSearchContext: String, Codable, Content {
+  case employee
+  case customer
+}