The nextGenShinyApps: Advanced R Tools for Modern Shiny Applications and Dashboards

# library
library(shiny)
library(nextGenShinyApps)
if(interactive()) {
# Define UI
ui <- fluidPage(
  # Theme: Select color style from 1-13
  style = "6",

  # Header: Insert header content using titlePanel ------------
  header = titlePanel(left = "A Demo to Showcase the Features of the nextGenShinyApp R package", right = "Image logo"),

  # Sidebar: Insert content for sidebar ----------------------
  sidebar = sidebarPanel(
    title = "NextGenShinyApp",
    "Sidebar content"
  ),

  # Body: Insert anything into the body--------------------
  tags$h2("Basic Moveable Advanced Card"),
  row(
    column(
      width = 8,
      card(
        title = "Standard card with text and a slider",
        # card body content
        tags$h4("Sample text"),
        "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Mi bibendum neque egestas congue quisque egestas",
        tags$br(), tags$br(),
        tags$h4("Input slider for the image"),
        sliderInput(
          inputId = "bins",
          label = "Number of bins:",
          min = 1,
          max = 50,
          value = 30
        )
      )
    ),
    column(
      width = 4,
      card(
        title = "Standard card with Images",
        plotOutput(outputId = "distPlot")
      )
    )
  )
)

# Define server content
server <- function(input, output) {

  # Sample user-defined sever logic
  output$distPlot <- renderPlot({
    x <- faithful$waiting
    bins <- seq(min(x), max(x), length.out = input$bins + 1)

    hist(x,
      breaks = bins, col = "#75AADB", border = "white",
      xlab = "Waiting time to next eruption (in mins)",
      main = "Histogram of waiting times"
    )
  })
}

# Create and initialize the Shiny application
shiny::shinyApp(ui, server)
}