# build the repository list

path <- "repos.json"

if (!fs::file_exists(path)) {
  repos <- gh::gh(
    "GET https://api.github.com/orgs/CRAN/repos",
    .limit = Inf,
    .progress = TRUE
  )
  jsonlite::write_json(repos, path)
} else {
  repos <- jsonlite::read_json(path)
}


fs::dir_create("CRAN")

download_repo <- purrr::insistently(function(repo) {
  repo_name <- as.character(repo$name)

  dest <- glue::glue("CRAN/{repo_name}.zip")
  if (fs::file_exists(dest)) {
    return()
  }

  gh::gh(
    "GET /repos/cran/{repo_name}/zipball",
    repo_name = repo_name,
    .destfile = dest
  )
})

library(future)
plan(multisession, workers = 6)
furrr::future_map(
  repos,
  download_repo,
  .progress = TRUE
)