zzz.R

# .onAttach <- function(libname, pkgname) {
#
#     bsu_rule_color <- "#2c3e50"
#     bsu_main_color <- "#1f78b4"
#
#     # Check Theme: If Dark, Update Colors
#     tryCatch({
#         if (rstudioapi::isAvailable()) {
#             theme <- rstudioapi::getThemeInfo()
#             if (is.null(theme)) {
#                 bsu_rule_color <- "#2c3e50"
#                 bsu_main_color <- "#1f78b4"
#             }
#             if (theme$dark) {
#                 bsu_rule_color <- "#7FD2FF"
#                 bsu_main_color <- "#18bc9c"
#             }
#         }
#     }, error = function(e) {
#         bsu_rule_color <- "#2c3e50"
#         bsu_main_color <- "#1f78b4"
#     }, finally = {
#         bsu_main <- crayon::make_style(bsu_main_color)
#
#         msg <- paste0(
#             cli::rule(left = "Need to Learn tidyquant?", col = bsu_rule_color, line = 2),
#             bsu_main('\nBusiness Science offers a 1-hour course - Learning Lab #9: Performance Analysis & Portfolio Optimization with tidyquant!\n'),
#             bsu_main('</> Learn more at: https://university.business-science.io/p/learning-labs-pro </>')
#         )
#
#         packageStartupMessage(msg)
#     })
#
# }

.onAttach <- function(...) {
    attached <- tidyquant_attach()
    if (!is_loading_for_tests()) {
        inform_startup(tidyquant_attach_message(attached))
    }

    if (!is_attached("conflicted") && !is_loading_for_tests()) {
        conflicts <- tidyquant_conflicts()
        inform_startup(tidyquant_conflict_message(conflicts))
    }
}

is_attached <- function(x) {
    paste0("package:", x) %in% search()
}

is_loading_for_tests <- function() {
    !interactive() && identical(Sys.getenv("DEVTOOLS_LOAD"), "tidyquant")
}