library(shiny)
library(shinyMobile)
library(shinyalert)
library(shinyWidgets)
library(glue)
library(dplyr)
library(dbplyr)
library(stringr)

word_wrap <- function(x){
  str_split(x, ",") |> 
    unlist() |> 
    str_trim("both") |> 
    sapply(FUN = function(k){
      if_else(is.na(k), "-", k)
    }) |> 
    sapply(FUN = function(z){
      if_else(nchar(z) > 90,
              paste(substring(z, 1, 30), substring(z, 31, 60), substring(z, 61, 90), substring(z, 91), sep = "<br>"),
              if_else(nchar(z) > 60, paste(substring(z, 1, 30), substring(z, 31, 60), substring(z, 61), sep = "<br>"),
                      if_else(nchar(z) > 30, paste(substring(z, 1, 30), substring(z, 31), sep = "<br>"),
                              z)))
    }) |> 
    str_c(collapse = ",<br>") |> 
    HTML()
}

ui <- f7Page(
  options = list(theme = "ios", dark = FALSE, skeletonOnLoad = TRUE), 
  allowPWA = TRUE, 
  f7TabLayout(
    navbar = f7Navbar(title = "SIMPASI"), 
    f7Tabs(animated = T, 
           id = "tabs", 
           f7Tab(tabName = "input_menu", title = "Input Menu", active = TRUE, icon = f7Icon("book"), 
                 # Content 
                 f7Card(
                   h4(span(f7Icon("calendar"), "Tanggal"), style="margin:0px 0px 10px 0px;"),
                   f7DatePicker("tgl", NULL), 
                   hr()
                   ), 
                 f7Card(
                   h4(span(f7Icon("tray"), "Karbohidrat"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("karbo", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("poultry_leg"), "Protein Hewani"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("protein_hewani", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("tree"), "Protein Nabati"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("protein_nabati", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("leaf_arrow_circlepath"), "Buah/Sayur"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("buah_sayur", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("drop"), "Lemak Tambahan"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("lemak_tambahan", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("circle_grid_hex"), "Camilan"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("camilan", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("bandage"), "Gejala Alergi"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("gejala", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("calendar_today"), "Tanggal Terjadi Gejala"), style="margin:0px 0px 10px 0px;"),
                   f7DatePicker("tgl_gejala", NULL),
                   hr()
                 ),
                 
                 f7Card(
                   f7Button("save", "Simpan", size = "large"), 
                   br(), 
                   p("Copyright (C) 2024 aephidayatuloh", style = "text-align: center")
                 )
                 ), 
           f7Tab(tabName = "cari", title = "Cari Catatan", icon = f7Icon("doc_text_search"),
                 # Content 
                 f7Card(
                   f7Select("komponen", "Cari berdasarkan:", width = "100%", 
                                         choices = list("Tanggal" = "tanggal", 
                                                        "Karbohidrat" = "karbo", 
                                                        "Protein Hewani" = "protein_hewani", 
                                                        "Protein Nabati" = "protein_nabati", 
                                                        "Buah/Sayur" = "buah_sayur", 
                                                        "Lemak Tambahan" = "lemak_tambahan", 
                                                        "Camilan" = "camilan", 
                                                        "Gejala Alergi" = "gejala"))
                   ), 
                     conditionalPanel("input.komponen == 'tanggal'", 
                                      f7Card(
                                        h4(span(f7Icon("calendar"), "Tanggal MPASI"), style="margin:0px 0px 10px 0px;"), 
                                        f7DatePicker("cari_date", NULL, value = Sys.Date()), 
                                        hr()
                                        ), 
                                      f7Card(
                                        f7Segment(container = "row", 
                                                  f7Button("prev", "< Prev", size = "large"), 
                                                  f7Button("nex", "Next >", size = "large")
                                                  )
                                        ), 
                                      f7Card(uiOutput("out_cari_tgl"))
                                      
                     ), 
                     conditionalPanel("input.komponen != 'tanggal'", 
                                      f7Card(
                                        p("Kata Kunci", style="text-align:center;"),
                                        f7Text("keyword", NULL, value = ""), 
                                        hr(style="margin:5px 0px;")
                                        ), 
                                      uiOutput("out_cari_komponen")
                                      
                     )
                   
                 
           ), 
           f7Tab(tabName = "update_gejala", title = "Update Gejala", icon = f7Icon("bubble_left_bubble_right"), 
                 # Content
                 f7Card(
                   h4(span(f7Icon("calendar_today"), "Tanggal Terjadi Gejala"), style="margin:0px 0px 10px 0px;"),
                   f7DatePicker("edit_tgl_gejala", NULL),
                   hr()
                   ), 
                 f7Card(
                   h4(span(f7Icon("bandage"), "Gejala Alergi"), style="margin:0px 0px 10px 0px;"),
                   f7TextArea("edit_gejala", NULL, resize = TRUE), 
                   hr()
                 ), 
                 f7Card(
                   h4(span(f7Icon("bandage"), "Tanggal Pemberian MPASI"), style="margin:0px 0px 10px 0px;"),
                   f7DatePicker("edit_tanggal", NULL), 
                   hr()
                 ), 
                 f7Card(
                   f7Button("edit_update", "Update", size = "large")
                 )
                 )
    )
  )
)

server <- function(input, output, session){
  menu_tbl <- reactive({
    # source("dbconnect.R")
    # menu <- pg_con |>
    pg_con |>
      tbl("menu")
    # dbDisconnect(pg_con)
    # return(menu)
  })

  observeEvent(input$save, {
    shinyalert(text = "Yakin ingin menyimpan?", type = "info", showCancelButton = TRUE,
               callbackR = function(x){
                 if(x  != FALSE){
                   shinyalert(text = "Menyimpan data ...", type = "info", showConfirmButton = FALSE, closeOnEsc = FALSE, closeOnClickOutside = FALSE)
                   tgl_gejala <- if_else(input$gejala %in% c(NA, NULL, "", "-"), NA , as.Date(input$tgl_gejala))

                   # source("dbconnect.R")
                   # query <- glue("INSERT INTO public.menu (id_parent, id_anak, tanggal, karbo, protein_hewani, protein_nabati, buah_sayur, lemak_tambahan, camilan, gejala, tgl_gejala, created_date)
                   #                   VALUES (1, 2, '{input$tgl}', '{input$karbo}', '{input$protein_hewani}', '{input$protein_nabati}', '{input$buah_sayur}', '{input$lemak_tambahan}', '{input$camilan}', '{input$gejala}', {tgl_gejala}, '{Sys.time()}')")
                   menu_data <- tribble(
                     ~id_parent, ~id_anak, ~tanggal, ~karbo, ~protein_hewani, ~protein_nabati, ~buah_sayur, ~lemak_tambahan, ~camilan, ~gejala, ~tgl_gejala, ~created_date,
                     1, 2, input$tgl, input$karbo, input$protein_hewani, input$protein_nabati, input$buah_sayur, input$lemak_tambahan, input$camilan, input$gejala, tgl_gejala, Sys.time()
                   )

                   pg_con |>
                     dbAppendTable(name = "menu", value = menu_data)
                   # dbDisconnect(pg_con)
                   updateF7DatePicker(session = session, "tgl", NULL, value = Sys.Date())
                   updateF7TextArea(session = session, "karbo", NULL, value = "")
                   updateF7TextArea(session = session, "protein_hewani", NULL, value = "")
                   updateF7TextArea(session = session, "protein_nabati", NULL, value = "")
                   updateF7TextArea(session = session, "buah_sayur", NULL, value = "")
                   updateF7TextArea(session = session, "lemak_tambahan", NULL, value = "")
                   updateF7TextArea(session = session, "camilan", NULL, value = "")
                   updateF7TextArea(session = session, "gejala", NULL, value = "")
                   updateF7DatePicker(session = session, "tgl_gejala", NULL, value = Sys.Date())
                   # closeAlert()
                   shinyalert(text = "Data berhasil disimpan.", type = "success", immediate = TRUE)

                 }
               })
  })

  observeEvent(input$prev, {
    date_val <- reactiveValues()
    date_val$curr_dt <- input$cari_date
    updateF7DatePicker("cari_date", NULL, value = date_val$curr_dt - 1, session = session)
  }
  )

  observeEvent(input$nex, {
    date_val <- reactiveValues()
    date_val$curr_dt <- input$cari_date
    updateF7DatePicker("cari_date", NULL, value = date_val$curr_dt + 1, session = session)
  }
  )

  observeEvent(input$prev_history, {
    date_val_history <- reactiveValues()
    date_val_history$curr_dt_history <- as.Date(input$history_date)
    updateF7DatePicker(inputId = "history_date", NULL, value = date_val_history$curr_dt_history - 1, session = session)
  }
  )

  observeEvent(input$nex_history, {
    message("Next sampai sini bisa")
    date_val_history <- reactiveValues()
    message("Next sampai reactivevalues() bisa")
    date_val_history$curr_dt_history <- as.Date(input$history_date)
    message("Next sampai update reactiveValues bisa")
    updateF7DatePicker(inputId = "history_date", NULL, value = date_val_history$curr_dt_history + 1, session = session)
  }
  )
  
  output$out_cari_tgl <- renderUI({
    cari_menu <- menu_tbl() |>
      collect() |>
      mutate(across(karbo:gejala, ~if_else(.x == "", "-", .x))) |>
      filter(tanggal == input$cari_date) |>
      mutate(tgl_gejala = tgl_gejala |> as.Date() |> format("%d %b %Y"))

    if(nrow(cari_menu) == 0){
      p("Tidak ada catatan", style="text-align: center;")
    } else {
      f7List(
        f7ListItem(media = f7Icon("calendar"), 
                   header = "Tanggal", 
                   h5(format(input$cari_date, "%d %b %Y"), style="margin: 5px 0px;")
                   ), 
        f7ListItem(media = f7Icon("tray"), 
                   header = "Karbohidrat", 
                   h5(word_wrap(cari_menu$karbo), style="margin: 5px 0px;")
        ), 
        f7ListItem(media = f7Icon("poultry_leg"), 
                   header = "Protein Hewani", 
                   h5(word_wrap(cari_menu$protein_hewani), style="margin: 5px 0px;")
        ), 
        f7ListItem(media = f7Icon("tree"), 
                   header = "Protein Nabati", 
                   h5(word_wrap(cari_menu$protein_nabati), style="margin: 5px 0px;")
        ), 
        f7ListItem(media = f7Icon("leaf_arrow_circlepath"), 
                   header = "Buah/Sayur", 
                   h5(word_wrap(cari_menu$buah_sayur), style="margin: 5px 0px;")
        ), 
        f7ListItem(media = f7Icon("drop"), 
                   header = "Lemak Tambahan", 
                   h5(word_wrap(cari_menu$lemak_tambahan), style="margin: 5px 0px;")
        ), 
        f7ListItem(media = f7Icon("circle_grid_hex"), 
                   header = "Camilan", 
                   h5(word_wrap(cari_menu$camilan), style="margin: 5px 0px;")
        ), 
        f7ListItem(media = f7Icon("bandage"), 
                   header = "Gejala Alergi", 
                   h5(word_wrap(cari_menu$gejala), style="margin: 5px 0px;color: red;")
        ), 
        f7ListItem(media = f7Icon("calendar_today"), 
                   header = "Tanggal Terjadi Gejala", 
                   h5(ifelse(is.na(cari_menu$tgl_gejala), "-", cari_menu$tgl_gejala), style="margin: 5px 0px;color: red;")
        )
      )
    }
  })

  cari_history <- reactive({
    if(input$keyword != ""){
      menu_tbl() |>
        collect() |>
        mutate(across(karbo:gejala, ~if_else(.x == "", "-", .x))) |>
        mutate(tgl_gejala = tgl_gejala |> as.Date() |> format("%d %b %Y")) |>
        mutate(kolom := tolower(!!sym(input$komponen))) |> #slice(1)
        filter(str_detect(kolom, tolower(input$keyword))) |> 
        arrange(tanggal)
    } else {
      x <- data.frame(x = 0)
      return(x)
    }
  })

  history <- reactive({
    cari_history() |>
      slice(input$index_history_komponen)
  })

  output$out_history <- renderUI({
    if(ncol(cari_history()) == 1 | input$keyword == "" | nrow(history()) == 0){
      wellPanel(style="background-color:transparent;",
                p("Tidak ada catatan", style="text-align: center;")
      )
    } else if(ncol(cari_history()) >= 1){
      f7Card(
        f7List(
          
          f7ListItem(media = f7Icon("calendar"), 
                     header = "Tanggal", 
                     h5(format(as.Date(history()$tanggal), "%d %b %Y"), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("tray"), 
                     header = "Karbohidrat", 
                     h5(word_wrap(history()$karbo), 
                        style="margin: 5px 0px;max-width: 300px;overflow-wrap: inherit;word-wrap: inherit;hyphens: auto;")
          ), 
          f7ListItem(media = f7Icon("poultry_leg"), 
                     header = "Protein Hewani", 
                     h5(word_wrap(history()$protein_hewani), 
                        style="margin: 5px 0px;max-width: 300px;overflow-wrap: inherit;word-wrap: inherit;hyphens: auto;")
          ), 
          f7ListItem(media = f7Icon("tree"), 
                     header = "Protein Nabati", 
                     h5(word_wrap(history()$protein_nabati), style="margin: 5px 0px;max-width: 300px;")
          ), 
          f7ListItem(media = f7Icon("leaf_arrow_circlepath"), 
                     header = "Buah/Sayur", 
                     h5(word_wrap(history()$buah_sayur), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("drop"), 
                     header = "Lemak Tambahan", 
                     h5(word_wrap(history()$lemak_tambahan), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("circle_grid_hex"), 
                     header = "Camilan", 
                     h5(word_wrap(history()$camilan), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("bandage"), 
                     header = "Gejala Alergi", 
                     h5(word_wrap(history()$gejala), style="margin: 5px 0px;color: red;")
          ), 
          f7ListItem(media = f7Icon("calendar_today"), 
                     header = "Tanggal Terjadi Gejala", 
                     h5(ifelse(is.na(history()$tgl_gejala), "-", history()$tgl_gejala), style="margin: 5px 0px;color: red;")
          )
        )
      )
    }
  })
  output$out_cari_komponen <- renderUI({

    if(ncol(cari_history()) == 1 | input$keyword == "" | nrow(cari_history()) == 0){
      f7Card(p("Tidak ada catatan", style="text-align: center;"))
    } else if(nrow(cari_history()) > 1){
      n_history_komponen <- nrow(cari_history())
      tagList(
        # f7DatePicker("history_date", NULL, 
        #                    value = min(cari_history()$tanggal)),
        div(style="margin-left: 120px;width:150%;", 
            f7Stepper("index_history_komponen", label = NULL, value = 1, min = 1, max = n_history_komponen, step = 1, 
                  raised = TRUE, rounded = TRUE, size = "small", fill = TRUE, color = "blue", wraps = TRUE)
            ), 
        # f7Segment(container = "segment", 
        #     f7Button("prev_history", "< Prev"),
        #     f7Button("nex_history", "Next >")
        # ),
        uiOutput("out_history")
      )

    } else {
      f7Card(
        f7List(
          f7ListItem(media = f7Icon("calendar"), 
                     header = "Tanggal", 
                     h5(format(as.Date(cari_history()$tanggal), "%d %b %Y"), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("tray"), 
                     header = "Karbohidrat", 
                     h5(word_wrap(cari_history()$karbo), 
                        style="margin: 5px 0px;max-width: 300px;overflow-wrap: inherit;word-wrap: inherit;hyphens: auto;")
          ), 
          f7ListItem(media = f7Icon("poultry_leg"), 
                     header = "Protein Hewani", 
                     h5(word_wrap(cari_history()$protein_hewani), 
                        style="margin: 5px 0px;max-width: 300px;overflow-wrap: inherit;word-wrap: inherit;hyphens: auto;")
          ), 
          f7ListItem(media = f7Icon("tree"), 
                     header = "Protein Nabati", 
                     h5(word_wrap(cari_history()$protein_nabati), style="margin: 5px 0px;max-width: 300px;")
          ), 
          f7ListItem(media = f7Icon("leaf_arrow_circlepath"), 
                     header = "Buah/Sayur", 
                     h5(word_wrap(cari_history()$buah_sayur), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("drop"), 
                     header = "Lemak Tambahan", 
                     h5(word_wrap(cari_history()$lemak_tambahan), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("circle_grid_hex"), 
                     header = "Camilan", 
                     h5(word_wrap(cari_history()$camilan), style="margin: 5px 0px;")
          ), 
          f7ListItem(media = f7Icon("bandage"), 
                     header = "Gejala Alergi", 
                     h5(word_wrap(cari_history()$gejala), style="margin: 5px 0px;color: red;")
          ), 
          f7ListItem(media = f7Icon("calendar_today"), 
                     header = "Tanggal Terjadi Gejala", 
                     h5(ifelse(is.na(cari_history()$tgl_gejala), "-", cari_history()$tgl_gejala), style="margin: 5px 0px;color: red;")
          )
        )
      )
    }

  })

  observeEvent(input$edit_update, {
    shinyalert(type = "info",
               text = "Anda yakin ingin memperbarui data?",
               showCancelButton = TRUE, showConfirmButton = TRUE,
               callbackR = function(x){
                 if(x != FALSE){
                   shinyalert(type = "info", text = "Sedang diproses...", immediate = TRUE,
                              showConfirmButton = FALSE, closeOnEsc = FALSE, closeOnClickOutside = FALSE)

                   if(menu_tbl() |> 
                      collect() |> 
                      filter(tanggal == input$edit_tanggal) |> 
                      nrow() < 1){
                     shinyalert(type = "warning", text = "Tidak ada data untuk tanggal MPASI tersebut", immediate = TRUE,
                                showCancelButton = FALSE, showConfirmButton = TRUE, 
                                closeOnEsc = FALSE, closeOnClickOutside = FALSE)
                   } else {
                     qr <- glue("UPDATE public.menu SET gejala = '{input$edit_gejala}', tgl_gejala = '{input$edit_tgl_gejala}' WHERE tanggal = '{input$edit_tanggal}'")
                     r <- dbSendQuery(pg_con, qr)
                     dbClearResult(r)
                     
                     updateF7DatePicker("edit_tgl_gejala", NULL, value = Sys.Date(), session = session)
                     updateF7TextArea("edit_gejala", NULL, value = "", session = session)
                     updateF7DatePicker("edit_tanggal", NULL, value = Sys.Date(), session = session)
                     
                     shinyalert(type = "success", text = "Data berhasil diperbarui", immediate = TRUE,
                                showCancelButton = FALSE, showConfirmButton = TRUE, 
                                closeOnEsc = FALSE, closeOnClickOutside = FALSE)
                     }
                   }
               })
  })
}

shinyApp(ui, server, 
         onStart = function(){
           source("dbconnect.R")
           onStop(function(){
             dbDisconnect(pg_con)
             })
           }
         )