Update app.R

app.R

@@ -311,40 +311,27 @@ server <- function(input, output, session) {
   })
 
    # Auto-compute results on startup with defaults
-observe({
-  # Only run once when the app starts and inputs are available
-  if (!is.null(input$case_type) && !is.null(input$lambda_input)) {
-    # Trigger computation with default values
-    withProgress(message = "Loading default results...", value = 0, {
-      incProgress(0.2, detail = "Looking up precomputed results...")
-      
-      # Use default values: Average case, All respondents, lambda 0.01
-      case_type <- "Average"
-      respondent_group <- "All" 
-      lambda_input <- 0.01
-      
-      label <- paste("Case=Average, Group=All, Lambda=0.01", sep="")
-      lam_char <- gsub("\\.", "PT", as.character(lambda_input))
-      filename <- paste0("Average_All_lambda", lam_char, ".rds")
-      
-      # Read the matching pre-computed .rds file from disk
-      file_path <- file.path("AppResults", filename)
-      if (file.exists(file_path)) {
-        Qoptimized <- readRDS(file_path)
-        
-        # Store the loaded results in our reactive cache
-        cachedResults$data[[label]] <- Qoptimized
-        
-        incProgress(0.8, detail = "Finishing up...")
-        
-        # Update the choice list for previous results
-        updateSelectInput(session, "previousResults", 
-                          choices = names(cachedResults$data),
-                          selected = label)
-      }
-    })
-  }
-},once=TRUE)
+  session$onFlushed(function() {
+   withProgress(message = "Loading default results...", value = 0, {
+     incProgress(0.2, detail = "Looking up precomputed results...")
+
+     # Use default values: Average case, All respondents, lambda 0.01
+     lambda_input <- 0.01
+     label <- "Case=Average, Group=All, Lambda=0.01"
+     lam_char <- gsub("\\.", "PT", as.character(lambda_input))
+     filename <- paste0("Average_All_lambda", lam_char, ".rds")
+
+     file_path <- file.path("AppResults", filename)
+     if (file.exists(file_path)) {
+       Qoptimized <- readRDS(file_path)
+       cachedResults$data[[label]] <- Qoptimized
+       incProgress(0.8, detail = "Finishing up...")
+       updateSelectInput(session, "previousResults",
+                         choices = names(cachedResults$data),
+                         selected = label)
+     }
+   })
+ }, once = TRUE)
   
   # Generate a new result and cache it
   # -- In app_ono.R, inside `server` definition --