cek data untuk tanggal update gejala, jika tidak ada data maka muncul warning dan data tidak diupdate

app.R

@@ -421,19 +421,27 @@ server <- function(input, output, session){
                    shinyalert(type = "info", text = "Sedang diproses...", immediate = TRUE,
                               showConfirmButton = FALSE, closeOnEsc = FALSE, closeOnClickOutside = FALSE)
 
-                   qr <- glue("UPDATE public.menu SET gejala = '{input$edit_gejala}', tgl_gejala = '{input$edit_tgl_gejala}' WHERE tanggal = '{input$edit_tanggal}'")
-                   r <- dbSendQuery(pg_con, qr)
-                   dbClearResult(r)
-
-                   updateF7DatePicker("edit_tgl_gejala", NULL, value = Sys.Date(), session = session)
-                   updateF7TextArea("edit_gejala", NULL, value = "", session = session)
-                   updateF7DatePicker("edit_tanggal", NULL, value = Sys.Date(), session = session)
-
-                   shinyalert(type = "success", text = "Data berhasil diperbarui", immediate = TRUE,
-                              showCancelButton = FALSE, showConfirmButton = TRUE, 
-                              closeOnEsc = FALSE, closeOnClickOutside = FALSE)
-
-                 }
+                   if(menu_tbl() |> 
+                      collect() |> 
+                      filter(tanggal == input$edit_tanggal) |> 
+                      nrow() < 1){
+                     shinyalert(type = "warning", text = "Tidak ada data untuk tanggal MPASI tersebut", immediate = TRUE,
+                                showCancelButton = FALSE, showConfirmButton = TRUE, 
+                                closeOnEsc = FALSE, closeOnClickOutside = FALSE)
+                   } else {
+                     qr <- glue("UPDATE public.menu SET gejala = '{input$edit_gejala}', tgl_gejala = '{input$edit_tgl_gejala}' WHERE tanggal = '{input$edit_tanggal}'")
+                     r <- dbSendQuery(pg_con, qr)
+                     dbClearResult(r)
+                     
+                     updateF7DatePicker("edit_tgl_gejala", NULL, value = Sys.Date(), session = session)
+                     updateF7TextArea("edit_gejala", NULL, value = "", session = session)
+                     updateF7DatePicker("edit_tanggal", NULL, value = Sys.Date(), session = session)
+                     
+                     shinyalert(type = "success", text = "Data berhasil diperbarui", immediate = TRUE,
+                                showCancelButton = FALSE, showConfirmButton = TRUE, 
+                                closeOnEsc = FALSE, closeOnClickOutside = FALSE)
+                     }
+                   }
                })
   })
 }