23.7.11.1

check gifski before launching the shiny app

DESCRIPTION

@@ -39,6 +39,7 @@ Imports:
     tibble,
     tidyr
 Suggests: 
+    gifski,
     transformr
 Encoding: UTF-8
 LazyData: true

NEWS.md

@@ -1,3 +1,10 @@
+# Development version
+
+- Bug-fix for the Shiny app (`shiny_Isingland_MDD()`):
+	- Load the data to the Shiny app environment;
+	- Check if `gifski` is installed, which is required to render the animations 
+	(also added `gifski` as a suggested package).
+
 # Isinglandr 0.1.0
 
 - Initial release.

R/shiny.R

@@ -115,6 +115,8 @@ shiny_ui <- function() {
 #' @export
 #' @return This function opens a Shiny app session without a return value.
 shiny_Isingland_MDD <- function(...) {
+	rlang::check_installed("gifskii", reason = "to render the animation in the Shiny app.")
+
   app <- shiny::shinyApp(shiny_ui, shiny_server)
   shiny::runApp(app)
 }