Nothing
# Import and build matrix
observeEvent(input$file1, {
buma <<- 0
if(is.null(input$file1)) return(NULL)
up <<-input$file1
if (length(up$name) < 2) {
showModal(modalDialog(
title = "Warning!!!",
"Please select two or more files before to continue!",
easyClose = TRUE,
footer = modalButton("Close"),
size = "l"
))
buma <<- 1
}
else {
upfile <<-list()
for(l in 1:length(up$name)) {
upfile[[l]] <<- data.table::fread(up$datapath[l],
header = FALSE, sep = ",",data.table=FALSE)
}
lslim = as.numeric(input$ls_lims)
hslim = as.numeric(input$hs_lims)
file_names_full <<- up$name
file_names <<- substr(basename(file_names_full),1, nchar(basename(file_names_full))-4)
file_names_full <<- gtools::mixedsort(file_names_full)
file_names <<- gtools::mixedsort(file_names)
upfile <<- lapply(upfile, function(k) if(anyNA(k)) k[-1,c(4,2)] else k[,c(4,2)])
list_len <- length(upfile)
CS_values <<- unlist((upfile[[1]][1]),use.names = FALSE, recursive = FALSE)
NMRData_temp <<- t(lapply(upfile, function(k) k[,2]))
hspoint <- which(abs(CS_values-lslim)==min(abs(CS_values-lslim)))[1]
lspoint <- which(abs(CS_values-hslim)==min(abs(CS_values-hslim)))[1]
npf = hspoint - lspoint
np = npf + 1
CS_values_temp <- lapply(upfile, function(k) k[,1])
hspoint <- sapply(CS_values_temp, function (v) which(abs(v-lslim)==min(abs(v-lslim)))[1])
CS_ind <- which.min(abs(mapply(function(x,y) x[hspoint[y]],CS_values_temp, 1:list_len)))
CS_values <<- CS_values_temp[[CS_ind]][(hspoint[CS_ind]-npf):hspoint[CS_ind]]
NMRData <<- t(mapply(function(x,y) x[(hspoint[y]-npf):hspoint[y]],NMRData_temp, 1:list_len))
CS_values_real <<- rbind(CS_values,CS_values)
NMRData_plot <<- NMRData
NMRData <<- NMRData + abs(min(NMRData))
refreshval()
updateSelectInput(session, "spectrum_list_multi", choices = file_names[])
updateSelectInput(session, "spectrum_list_stocsy_i", choices = file_names[])
updateSelectInput(session, "spectrum_list_stocsy_is", choices = file_names[])
updateSelectInput(session, "spectrum_list_stocsy_rt", choices = file_names[])
updateTabsetPanel(session, "main_bar", "Plot Spectra")
}
})
# GUI import
output$imputa <- renderUI({
tagList(
(fluidPage(theme = 'zoo.css',
fluidRow(align = "center",
fluidRow(div(style="height:30px")),
fileInput("file1", "Choose ASC Bruker Files",
multiple = TRUE,
accept = c("text/csv",
"text/comma-separated-values,
text/plain",".csv",".CSV")
),
fluidRow(div(style="height:30px")),
fluidRow( tags$b("Choose a minimum and a maximum frequency (ppm) for the working spectra:")),
fluidRow(div(style="height:15px")),
fluidRow(column(5),
column(1, align="center",
textInput("ls_lims", "min","0.0",
width = "150px")
),
column(1, align="center",
textInput("hs_lims", "max","10.0", width = "150px")
),
column(5)
),
fluidRow(div(style="height:30px")),
fluidRow( tags$b("IMPORTANT: The ASC files should be export by Topspin (Bruker software) using command convbin2asc.")),
mainPanel(
)
)
)))
})
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