181 lines
6.3 KiB
R
181 lines
6.3 KiB
R
library(shiny)
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library(magrittr)
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library(ggplot2)
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library(plotly)
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library(DT)
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calculatorViewUI <- function(id){
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ns <- NS(id)
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uiOutput("view")
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}
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calculatorViewServer <- function(input, output, session) {
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pl <- list(
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emptyTable="Tabela jest pusta",
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sSearch = "Szukaj",
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sInfo="Wyniki od _START_ do _END_ z _TOTAL_ rekordow",
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sZeroRecords="Brak rekordow",
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sEmptyTable="Pusta tabela",
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oPaginate= list(
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sFirst="Pierwsza", sPrevious="Poprzednia",sLast="Ostatnia", sNext="Nastepna"
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),
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sLengthMenu = "Pokaz _MENU_ rekordow na stronie"
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)
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component <- reactive({
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if (is.null(get_query_param()$id)) {
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return(NULL)
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}else{
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return(as.numeric(get_query_param()$id))
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}
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})
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component2 <- reactive({
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if(length(get_query_param())==1 ){
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queryParam = as.numeric(get_query_param())
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r = httr::GET(paste("https://syi-back.herokuapp.com/api/prediction/get/",as.character(queryParam),sep = ""),add_headers(Authorization=paste("Bearer",input$token,sep=" ")),encode = 'json')
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r
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}
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})
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component3<-eventReactive(input$pageIOTA,{
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if(length(get_query_param())==1 ){
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queryParam = as.numeric(get_query_param())
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r = httr::GET(paste("https://syi-back.herokuapp.com/api/prediction/get/",as.character(queryParam),sep = ""),add_headers(Authorization=paste("Bearer",input$token,sep=" ")),encode = 'json')
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r
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}else{
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NULL
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}
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})
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observe({
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if(get_page()=="iota"){
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shinyjs::runjs('Shiny.onInputChange("pageIOTA", "iota");')
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}
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})
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output$view<-renderUI({
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response <- component3()
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if(is.null(response)){
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}else{
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r = response
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if(r$status_code==200){
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# print(content(r)$prediction$parameterInts)
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p=0
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if(as.numeric(content(r)$prediction$parameterInts[[4]]$value)>=50){
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p=50
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}
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z=-5.3718+0.0354*as.numeric(content(r)$prediction$parameterInts[[1]]$value)+1.6159*as.numeric(content(r)$prediction$parameterInts[[2]]$value)+1.1768*as.numeric(content(r)$prediction$parameterInts[[3]]$value)+0.0697*p+0.9586*as.numeric(content(r)$prediction$parameterInts[[5]]$value)-2.9486*as.numeric(content(r)$prediction$parameterInts[[6]]$value)
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x=seq(by=1,-8,8)
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y=round(1/(1+exp(-x)),3)
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d=data.frame(x,y)
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g=ggplot(data=d,aes(x=x,y=y))+
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geom_line()+
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geom_point(aes(x=z,y=round(1/(1+exp(-z)),3)),color="red",size=4)+
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geom_hline(aes(yintercept=0.1),linetype = "dashed")+
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geom_text(aes(x=6,y=0.15),label="próg złośliwości: 0.1")+
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labs(x="Realność",y="Prognoza")
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fluidPage(
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fluidRow(
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column(12,
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tags$div("Kalkulator wskaźnika ryzyka nowotworu jajnika (IOTA LR2)") %>% tagAppendAttributes(class="panel-title"),
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wellPanel(
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p("Szczegółowy opis algorytmu znajduje się w artykule: Timmerman D, Testa AC, Bourne T, [i in.]. Model regresji logistycznej do rozróżniania łagodnych i złośliwych guzów przydatków przed operacją: wieloośrodkowe badanie przeprowadzone przez International Ovarian Tumor Analysis Group. J Clin Oncol. 2005, 23, 8794-8801."),
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p("Ogólnie algorytm LR2 przewiduje, że nowotwór jest łagodny, gdy pacjent jest młody, lity składnik zmiany jest mały i występują cienie akustyczne. Możesz to sprawdzić empirycznie za pomocą różnych kombinacji wartości wejściowych."),
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HTML(paste("Surowa wartość predyktora (im niższa, tym lepiej): ", strong(content(r)$prediction$resultValue))),
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br(),
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HTML(content(r)$prediction$resultText),
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ggplotly(g),
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disabled(sliderInput("vslider1", strong("Wiek pacjenta:"),min = 14, max = 100, value = content(r)$prediction$parameterInts[[1]]$value)),
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disabled(radioButtons("vselect1",strong("Obecność wodobrzusza:"),choices = list("Nie"=0,"Tak"=1),selected=content(r)$prediction$parameterInts[[2]]$value)),
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disabled(radioButtons("vselect2",strong("Obecność przepływu krwi w projekcji brodawkowatej:"),choices = list("Nie"=0,"Tak"=1),selected=content(r)$prediction$parameterInts[[3]]$value)),
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disabled(sliderInput("vslider2", strong("Największa średnica elementu stałego (w mm):"),min = 0, max = 200, value =content(r)$prediction$parameterInts[[4]]$value)),
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disabled(radioButtons("vselect3",strong("Nieregularna wewnętrzna ściana torbieli:"),choices = list("Nie"=0,"Tak"=1),selected=content(r)$prediction$parameterInts[[5]]$value)),
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disabled(radioButtons("vselect4",strong("Obecność cieni akustycznych:"),choices = list("Nie"=0,"Tak"=1),selected=content(r)$prediction$parameterInts[[6]]$value)),
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downloadButton("reportCalView", "Generuj raport")
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))%>% tagAppendAttributes(id = 'column-content')
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) %>% tagAppendAttributes(id = 'row-content'),
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fluidRow(
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column(12,
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tags$span("© Copyright Wszystkie prawa zastrzeżone."))%>% tagAppendAttributes(id = 'column-copyright'),
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)%>% tagAppendAttributes(id = 'row-footer')
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)
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}else{
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shinyjs::runjs('window.location.replace(\'/#!/home\');')
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}
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}
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}
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)
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output$reportCalView <- downloadHandler(
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filename = "raport.pdf",
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content = function(file) {
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tempReport <- file.path(tempdir(), "report.Rmd")
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file.copy("report.Rmd", tempReport, overwrite = TRUE)
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p=0
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if(as.numeric(input$vslider2)>=50){
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p=50
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}
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z=-5.3718+0.0354*as.numeric(input$vslider1)+1.6159*as.numeric(input$vselect1)+1.1768*as.numeric(input$vselect2)+0.0697*p+0.9586*as.numeric(input$vselect3)-2.9486*as.numeric(input$vselect4)
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x=round(1/(1+exp(-z)),3)
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params <- list(n = input$vslider1,k=input$vslider2,l=input$vselect1,m=input$vselect2,p=input$vselect3,r=input$vselect4,z=x)
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rmarkdown::render(tempReport, output_file = file,
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params = params,
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envir = new.env(parent = globalenv())
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)
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}
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)
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}
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