update map and track datatable

dashboard.Rmd

@@ -219,13 +219,6 @@ observe({
   
   unique_lfs <- get_unique_lf_ids(storm_selection)
   
-  #updateSelectInput(
-  #  session,
-  #  "storm_overview_cost_index_lf", 
-  #  choices = unique_lfs$full_lf_id,
-  #  selected = unique_lfs$full_lf_id[1]
-  #)
-  
   updateVirtualSelect(
     session = session,
     "storm_overview_cost_index_lf_select",
@@ -263,13 +256,36 @@ output$track_map <- renderLeaflet({
 })
 
 observe({
-  req(storm_selection$is_selected)
+  req(storm_selection)
   
   storm_track <- storm_track()
   
+  first_lf <- storm_track %>% 
+    filter(
+      record_identifier == "L"
+    ) %>% 
+    arrange(
+      desc(datetime)
+    ) 
+  
+  if(nrow(first_lf) > 0) {
+    map_center <- first_lf %>% 
+      head(1)
+  }else{
+    map_center <- data.frame(
+      lon = c(-76),
+      lat = c(35)
+    )
+  }
+    
   leafletProxy("track_map", data = storm_track) %>% 
   clearShapes() %>% 
   clearMarkers() %>%
+  setView(
+    lng = map_center$lon,
+    lat = map_center$lat,
+    zoom = 4
+  ) %>% 
   addPolylines(
     data = storm_track,
     lng = ~lon,
@@ -308,9 +324,9 @@ leafletOutput("track_map", height = "100%")
 
 output$track_data <- renderDT({
   datatable(
-    storm_track() %>% select(datetime, lon, lat, rmw, pressure, windspeed, record_identifier),
+    storm_track() %>% select(datetime, storm_status, lon, lat, rmw, pressure, windspeed, record_identifier),
     rownames = F,
-    colnames = c("Date", "Longitude", "Latitude", "RMW (NM)", "Pressure (mb)", "Windpseed (KT)", "Identifier"),
+    colnames = c("Date", "Status", "Lon", "Lat", "RMW", "Pressure", "Windpseed", "Identifier"),
     selection = "none",
     options = list(
       pageLength = 1000,

queries.R

@@ -285,6 +285,7 @@ get_hurdat_track <- function(storm) {
     ) %>%
     select(
       datetime,
+      storm_status,
       lon,
       lat,
       rmw,