histScript

server.R

@@ -210,16 +210,66 @@ shinyServer
         "barGrid",
         label = "Subplot : ",
         choices = c("..." = 0, sample_variables(data16S()))
-      )
-      ,
+      ),
       selectInput(
         "barX",
         label = "X : ",
         choices = c("..." = 0, sample_variables(data16S()))
+      ),
+      box(
+        title = "RCode",
+        width = NULL,
+        status = "primary",
+        collapsible = TRUE,
+        collapsed = TRUE,
+        verbatimTextOutput("histScript")
       )
     )
   })
   
+  output$histScript <- renderText({
+    paste0(
+      "# Loading packages\n",
+      "source(\"https://raw.githubusercontent.com/mahendra-mariadassou/phyloseq-extended/master/R/load-extra-functions.R\")\n",
+      "\n",
+      "# Loading data\n",
+      paste0(
+        "load(\"",
+        paste("Easy16S-data", Sys.Date(), "RData", sep = "."),
+        "\") # if necessary, adapt the file path\n"
+      ),
+      "\n",
+      "# View data\n",
+      "data\n",
+      "\n",
+      "# Plot barplot\n",
+      "p <- plot_bar(physeq = data",
+      ifelse(
+        is.null(checkNull(input$barFill)),
+        "",
+        paste0(",\n              fill = \"", input$barFill, "\"")
+      ),
+      ifelse(is.null(checkNull(input$barX)), "", paste0(",\n              x = ", input$barX)),
+      ifelse(
+        is.null(checkNull(input$barTitle)),
+        "",
+        paste0(",\n              title = \"", input$barTitle, "\"")
+      ),
+      ")\n",
+      ifelse(
+        is.null(checkNull(input$barGrid)),
+        "",
+        paste0(
+          "p <- p + facet_grid(\". ~ ",
+          input$barGrid,
+          "\", scales = \"free_x\")\n"
+        )
+      ),
+      "\n",
+      "plot(p)"
+    )
+  })
+  
   output$histo <- renderPlot({
     validate(need(data16S(),
                   "Requires an abundance dataset"))
@@ -854,7 +904,11 @@ shinyServer
       axes = as.numeric(input$acpAxes),
       title = checkNull(input$acpTitle),
       color = checkNull(input$acpCol),
-      replicate = if (is.null(checkNull(input$acpRep))) { NULL } else { checkNull(input$acpRep) },
+      replicate = if (is.null(checkNull(input$acpRep))) {
+        NULL
+      } else {
+        checkNull(input$acpRep)
+      },
       shape = checkNull(input$acpShape),
       label = checkNull(input$acpLabel)
     )