Update app.R

app.R

@@ -1,58 +1,183 @@
+source('init.R')
 library(shiny)
 library(bslib)
 library(dplyr)
 library(ggplot2)
+library(shiny)
+library(shinythemes)  
+library(shinyAce)
+library(shinyjs)
 
-df <- readr::read_csv("penguins.csv")
-# Find subset of columns that are suitable for scatter plot
-df_num <- df |> select(where(is.numeric), -Year)
-
-ui <- page_sidebar(
-  theme = bs_theme(bootswatch = "minty"),
-  title = "Penguins explorer",
-  sidebar = sidebar(
-    varSelectInput("xvar", "X variable", df_num, selected = "Bill Length (mm)"),
-    varSelectInput("yvar", "Y variable", df_num, selected = "Bill Depth (mm)"),
-    checkboxGroupInput("species", "Filter by species",
-      choices = unique(df$Species), selected = unique(df$Species)
-    ),
-    hr(), # Add a horizontal rule
-    checkboxInput("by_species", "Show species", TRUE),
-    checkboxInput("show_margins", "Show marginal plots", TRUE),
-    checkboxInput("smooth", "Add smoother"),
-  ),
-  plotOutput("scatter")
-)
+renderLogEntry <- function(entry){
+  paste0(entry, " - ", date())
+}
 
-server <- function(input, output, session) {
-  subsetted <- reactive({
-    req(input$species)
-    df |> filter(Species %in% input$species)
-  })
 
-  output$scatter <- renderPlot(
-    {
-      p <- ggplot(subsetted(), aes(!!input$xvar, !!input$yvar)) +
-        theme_light() +
-        list(
-          theme(legend.position = "bottom"),
-          if (input$by_species) aes(color = Species),
-          geom_point(),
-          if (input$smooth) geom_smooth()
-        )
+withConsoleRedirect <- function(containerId, expr) {
+  txt <- capture.output(results <- expr, type = "output")
+  if (length(txt) > 0) {
+    appendTabsetPanel(session, "console", tabPanel("Console", verbatimTextOutput(paste0(txt, "\n"))))
+  }
+  results
+}
+
 
-      if (input$show_margins) {
-        margin_type <- if (input$by_species) "density" else "histogram"
-        p <- p |> ggExtra::ggMarginal(
-          type = margin_type, margins = "both",
-          size = 8, groupColour = input$by_species, groupFill = input$by_species
+ui <- shinyUI(
+  tagList(
+    tags$head(
+      tags$link(rel = "stylesheet", type = "text/css", href = "styles.css"),
+      tags$script(src = "script.js")
+    ),
+    tags$div(
+      fluidPage(
+        useShinyjs(),  
+        div(id = "sidebar",
+            sidebarPanel(
+              h2("Opciones"),
+              actionButton("theme_button", "Elige un tema"),  
+              selectInput('theme_code', 'Tema editor', choices = themes, selected = 'ambiance'),
+              downloadButton('save_code', 'Guardar codigo', icon = icon('save')),
+              downloadButton('save_knit', 'Guardar knitr', icon = icon('save')),
+              tags$a(href = "https://github.com/pablovanegas/runr", target = "_blank", class = "btn btn-default shiny-bound-input", "Ver Código Fuente")            )
+        ),#
+        mainPanel(
+          actionButton("toggleSidebar", "Opciones"),
+          h1("Simple R"),
+          tags$div(
+            class = "row",
+            tags$div(
+              class = "col-md-12", # Cuadrado 1
+              h2("Tu codigo: "),
+              verbatimTextOutput("log"),
+              aceEditor("rmd", mode = "markdown", value = init,
+                        hotkeys = list(
+                          open_chunk = 'Ctrl-Alt-I',
+                          save_code = "Ctrl-S",
+                          help_key = "F1"
+                        ),
+                        autoComplete = "live"),
+              actionButton("eval", "Run", icon = icon('play')),
+              actionButton('clear', 'Clear', icon = icon('eraser')),
+              actionButton("open_chunk", "Insert Chunk", icon = icon('plus'))
+            )
+          ),
+          tags$div(
+            class = "row",
+            tags$div(
+              class = "col-md-12", # Cuadrado 2
+              h1("Resultado: "),
+              htmlOutput("knitDoc")
+            )
+          )
         )
-      }
+      )
+    )
+  )
+)
+
+server <- shinyServer(function(input, output, session) {
+  
+  # Ocultar el panel lateral al inicio
+  hide("sidebar")
+  observeEvent(input$theme_button, {
+    showModal(modalDialog(
+      title = "Elige un tema",
+      shinythemes::themeSelector()
+    ))
+  })
+  
+  # Agrega este observador para actualizar el tema del editor
+  observe({
+    updateAceEditor(
+      session,
+      "rmd",
+      theme = input$theme_code
+    )
+  })
+  # Evaluar el código
+  output$knitDoc <- renderUI({
+    input$eval
+    HTML(knitr::knit2html(text = isolate(input$rmd), quiet = TRUE))
+  })
+  
+  #clear the editor
+  observeEvent(input$clear,{
+    updateAceEditor(session,'rmd',value = '')
+  })
+  
+  #Open chunk
+  observeEvent(input$open_chunk,{
+    delay(3000,{
+      updateAceEditor(session,'rmd',value = paste(isolate(input$rmd),"\n```{r}\n\n```\n",sep = ''))
+    })
+    #ADD DELAY TO THE SERVER SAVE THE EDITOR
+    })
+  
+  #Hotkeys
+  
+  ## Open chunk hotkey
+  observeEvent(input$rmd_open_chunk, {
+    
+    delay(3000, {
+      # Get the current value of the editor
+      old_val <- isolate(input$rmd)
+      
+      # Define the new chunk
+      new_chunk <- "\n```{r}\n\n```\n"
+      
+      # Insert the new chunk at the end of the current value
+      new_val <- paste(old_val, new_chunk, sep = "")
+      
+      # Update the editor with the new value
+      updateAceEditor(session, 'rmd', value = new_val)
+    })
 
-      p
+  })
+  
+  ## Open help menu hotkey
+  observeEvent(input$rmd_help_key, {
+    # Mostrar el menú de ayuda
+    showModal(modalDialog(
+      title = "Help Menu",
+      h2("Hot-Keys"), # Título del menú de ayuda
+      "Use the following hot-keys:", # Descripción de los hot-keys
+      tags$ul(
+        tags$li("Ctrl-Alt-I: Open Chunk"), # Hot-key para abrir un nuevo bloque de código
+        tags$li("Ctrl-F: Buscar y Reemplazar"), # Hot-key para guardar el código
+        tags$li("F1: Help Menu"), # Hot-key para abrir el menú de ayuda
+        tags$li("Ctrl-Z: Undo"), # Hot-key para deshacer la última acción
+        tags$li("Ctrl-Y: Redo"), # Hot-key para rehacer la última acción
+      )
+    ))
+  })  
+  # Agrega estos manejadores de descarga para los botones save_code y save_knit
+  output$save_code <- downloadHandler(
+    filename = function() {
+      paste("code-", Sys.Date(), ".Rmd", sep="")
     },
-    res = 100
+    content = function(file) {
+      writeLines(input$rmd, file)
+    }
   )
+  
+  output$save_knit <- downloadHandler(
+    filename = function() {
+      paste("knit-", Sys.Date(), ".html", sep="")
+    },
+    content = function(file) {
+      # Guarda el contenido del editor Ace en un archivo temporal
+      tmp_file <- tempfile(fileext = ".Rmd")
+      writeLines(input$rmd, tmp_file)
+      
+      # Renderiza el archivo temporal a HTML
+      rmarkdown::render(input = tmp_file, output_file = file, output_format = "html_document")
+    }
+  )
+  # Toggle sidebar
+  observeEvent(input$toggleSidebar, {
+    toggle("sidebar")
+  })
+})
 }
 
 shinyApp(ui, server)