add map controls to switch between housing and pop

dashboard.Rmd

@@ -842,20 +842,16 @@ growth_counties <- reactive({
   return(result)
 })
 
-output$pop_growth_map <- renderLeaflet({
+output$growth_map <- renderLeaflet({
   leaflet() %>%
-    addProviderTiles("Stadia.AlidadeSmooth") 
-})
-
-output$housing_growth_map <- renderLeaflet({
-  leaflet() %>%
-    addProviderTiles("Stadia.AlidadeSmooth") 
+    addProviderTiles("Stadia.AlidadeSmooth")
 })
 
 observe({
   req(
     growth_counties,
-    input$growth_trend_map_slider
+    input$growth_trend_map_slider,
+    input$growth_map_metric
   )
 
   growth_year <- input$growth_trend_map_slider
@@ -865,31 +861,40 @@ observe({
       year == growth_year
     )
 
-  leafletProxy("pop_growth_map", data = growth_county_year) %>%
-    clearShapes() %>%
-    addPolygons(
-      fillColor = "red",
-      color = "red",
-      fillOpacity = ~population_opacity,
-      weight = 2
-    )
-
-  leafletProxy("housing_growth_map", data = growth_county_year) %>%
-    clearShapes() %>%
-    addPolygons(
-      fillColor = "blue",
-      color = "blue",
-      fillOpacity = ~housing_opacity,
-      weight = 2
-    )
+  if (input$growth_map_metric == "Population") {
+    leafletProxy("growth_map", data = growth_county_year) %>%
+      clearShapes() %>%
+      addPolygons(
+        fillColor = "red",
+        color = "red",
+        fillOpacity = ~population_opacity,
+        weight = 2
+      )
+  } else {
+    leafletProxy("growth_map", data = growth_county_year) %>%
+      clearShapes() %>%
+      addPolygons(
+        fillColor = "blue",
+        color = "blue",
+        fillOpacity = ~housing_opacity,
+        weight = 2
+      )
+  }
 })
 
-leafletOutput("housing_growth_map", height = "100%")
+leafletOutput("growth_map", height = "100%")
 ```
 
 ### Map Control {data-height=200}
 ```{r}
-
+radioGroupButtons(
+  "growth_map_metric",
+  label = "Display Metric",
+  choices = c("Population", "Housing"),
+  selected = "Population",
+  status = "outline-primary rounded-0",
+  justified = T
+)
 ```
 
 Column {data-width=450}