brapps: Functions for Demoing Breeding API

#' #' locationsAddin
#' #'
#' #' Displays a dialog view in RStudio and is accessible via the Addins menu.
#' #'
#' #' @return string status
#' #' @family addin
#'
#' locationsAddin <- function(){
#'   ui <- miniUI::miniPage(
#'     miniUI::gadgetTitleBar("Locations"),
#'     miniUI::miniTabstripPanel( selected = "Map",
#'         miniUI::miniTabPanel("Data", icon = icon("table"),
#'            miniUI::miniContentPanel(
#'           #locationsUI("locations")
#'           p(class = 'text-center', shiny::downloadButton('locsDL', 'Download Filtered Data')),
#'           DT::dataTableOutput("tableLocs")
#'         )
#'       ),
#'       miniUI::miniTabPanel("Map", icon = icon("map-o"),
#'                            miniUI::miniContentPanel(padding = 0,
#'                                     leaflet::leafletOutput("mapLocs", height = "100%")
#'                    )
#'       ),
#'       miniUI::miniTabPanel("Histogram", icon = icon("bar-chart"),
#'                            miniUI::miniContentPanel(padding = 0,
#'                                     shiny::plotOutput("histogram")
#'                    )
#'       ),
#'       miniUI::miniTabPanel("Single site info", icon = icon("info"),
#'                            miniUI::miniContentPanel(padding = 0,
#'                                     shiny::htmlOutput("siteInfo")
#'                    )
#'       ),
#'       miniUI::miniTabPanel("Site group report", icon = icon("book"),
#'                            miniUI::miniContentPanel(padding = 0,
#'                                     shiny::htmlOutput("rep_loc")
#'                    )
#'       ),
#'       miniUI::miniTabPanel("Trial per site", icon = icon("info"),
#'                            miniUI::miniContentPanel(padding = 0,
#'                                     shiny::htmlOutput("site_fieldtrials")
#'                    )
#'       ),
#'       miniUI::miniTabPanel("Genotypes per site", icon = icon("info"),
#'                            miniUI::miniContentPanel(padding = 0,
#'                                     htmlOutput("site_genotypes")
#'                    )
#'       )
#'       # ,
#'       # miniUI::miniTabPanel("Site scatter chart", icon = icon("line-chart"),
#'       #                      miniUI::miniContentPanel(padding = 0,
#'       #                               shiny::uiOutput("sitesScatter")
#'       #              )
#'       # )
#'     )
#'
#'   )
#'
#'   ##################################
#'
#'   server <- function(input, output, session) {
#'     values <- shiny::reactiveValues(crop = "sweetpotato", mode = "brapi")
#'
#'     fp = file.path(fbglobal::get_base_dir("brapi"), "brapi_session.rda")
#'     if(file.exists(fp)){
#'       #load("brapi_session.rda")
#'       brapi <<- readRDS(fp)
#'
#'     } else (
#'       stopApp(msg)
#'     )
#'
#'     locations(input, output, session, values)
#'     #brapi_locations <<- locs
#'
#'     shiny::observeEvent(input$done, {
#'
#'       stopApp("Bye!")
#'     })
#'
#'     shiny::observeEvent(input$cancel, {
#'       stopApp("Bye!")
#'     })
#'
#'   }
#'
#'   viewer <- shiny::paneViewer(300)
#'
#'   shiny::runGadget(ui, server, viewer = viewer)
#'
#'
#' }