I have 6 R functions, they are as follows:
RSCU(file){script},
cgr_res(file){script},
zscore_cal(file){script},
GC_Content7(file){} and
extractmod(file){script} all these 5 functions have single and same arguments i.e., input file as same input argument for all five R functions**
and last R function that is 6th R function have AMIP(file,n1,n2) 3 input arguments here input file is same as remaining 5, but n1 and n2 are different arguments ,
for n1 and n2 arguments I created numericalInput() widget but result coming blank, and for AAC also im not getting any result please solve me this query.
library("shinythemes")
library("shiny")
library("htmltools")
library("bsplus")
library("DT")
library("shinyalert")
library("shinyjs")
library("shinycssloaders")
library("dplyr")
library("data.table")
library("reshape2")
library("ggplot2")
library("plotly")
library("tools")
library("readxl")
library("writexl")
library("seqinr")
library("Biostrings")
library("BiocManager")
library("entropy")
library("protr")
source("GS_Source.R")
ui = fluidPage(
headerPanel(
h1(tags$strong("Welcome to Web based Tool for Computation of Genomic"),
style = "font-size: 20pt; line-height: 30pt; width = 100; color: #Red",
align = "center"),
windowTitle = "Home"),
sidebarLayout(
sidebarPanel(
style = "background-color: #E52B50;",
tags$style(type='text/css',
"label { font-size: 12px; }",
".selectize-input { font-size: 12pt; line-height: 12pt;},
.selectize-dropdown { font-size: 12pt; line-height: 12pt; }"),
fileInput('file', HTML('<p style="color:#4A2768; font-size: 12pt"> Choose file to upload the expression data </p>'),accept = c('text/csv','text/comma-separated-values',
'text/tab-separated-values','text/plain','.csv', '.tsv','.fasta')),
selectInput("Signatures", HTML('<p style="color:#4A27C5; font-size: 12pt"> Genome signature </p>'),
c("GC-content","RSCU","CGR","DI-nuculeotide odd Ratio","AAC","AMIP")),
numericInput("num1",label = "FROM",value = 2),
numericInput("num2", label = "TO", value = 3),
useShinyalert(),
actionButton("action", tags$b("Submit")), width = 3, style="color: #fff; background-color: #337ab7; border-color: #2e6da4"),
mainPanel(
verbatimTextOutput("res1"),
verbatimTextOutput("res2"),
plotOutput("res3"),
verbatimTextOutput("res4"),
verbatimTextOutput("res5"),
verbatimTextOutput("res6"),
)
)
)
server <- function(input, output, session) {
df <- eventReactive(input$action, {
my_func <- switch(input$Signatures,
"RSCU" = RSCU,
"CGR"=cgr_res,
"DI-nuculeotide odd Ratio"=zscore_cal,
"GC-content" = GC_content7,
"AAC"=extractAAC_mod,
)
my_func(input$file$datapath)
})
df1 <- eventReactive(input$actions, {
my_func1 <- switch(input$signatures,
"AMIP"=AMIP,
)
my_func1(input$file$datapath,input$num1,input$num2)
})
output$res1 <- renderPrint({
req(input$Signatures)
if (input$Signatures=="GC-content") {
df()
}
})
output$res2 <- renderPrint({
req(input$Signatures)
if (input$Signatures=="RSCU") {
df()
}
})
output$res3 <- renderPlot({
req(input$Signatures)
if (input$Signatures=="CGR") {
df()
}
})
output$res4 <- renderPrint({
req(input$Signatures)
if (input$Signatures=="DI-nuculeotide odd Ratio") {
df()
}
})
output$res5 <- renderPrint({
req(input$Signatures)
if (input$Signatures=="AAC") {
df()
}
})
output$res6 <- renderPrint({
req(input$signatures)
if(input$signatures=="AMIP"){
df1()
}
})
observeEvent(input$action, {
shinyalert(title = "Please wait for the results...", type = "success")
})
}
shinyApp(ui, server)