os := import("os")

fmt := import("fmt")

text := import("text")

nami := import("nami")

json := import("json")

b := nami.sh1("curl", "-L", "https://go.dev/dl/?mode=json")

if is_error(b) {

fmt.println(b)

os.exit(1)

}

v := json.decode(b)[0].version[2:]

err := nami.write_file(nami.cache_dir+"/version", v)

if is_error(err) {

fmt.println(err)

os.exit(1)

}

if nami.os != "linux" && nami.os != "darwin" && nami.os != "windows" {

fmt.println("This package does not support your OS or Arch now. PR welcome: https://github.com/txthinking/nami/blob/master/package")

os.exit(1)

}

if nami.os != "windows" {

err := nami.sh("curl", "-L", "--progress-bar", "https://go.dev/dl/go"+v+"."+nami.os+"-"+nami.arch+".tar.gz", "-o", "/tmp/_.tgz")

if is_error(err) {

fmt.println(err)

os.exit(1)

}

nami.sh("rm", "-rf", "/tmp/_")

nami.sh("mkdir", "/tmp/_")

nami.sh("tar", "zxvf", "/tmp/_.tgz", "-C", "/tmp/_")

nami.sh("mv", "/tmp/_/go", nami.cache_dir+"/go")

nami.write_file(nami.cache_dir+"/links", "go/bin/go\n")

nami.append_file(nami.cache_dir+"/links", "go/bin/gofmt\n")

}

if nami.os == "windows" {

if err := nami.sh("which", "7z"); is_error(err){

fmt.println("Please install 7z first: $ nami install 7z")

os.exit(1)

}

err := nami.sh("curl", "-L", "--progress-bar", "https://go.dev/dl/go"+v+"."+nami.os+"-"+nami.arch+".zip", "-o", "/tmp/_.zip")

if is_error(err) {

fmt.println(err)

os.exit(1)

}

nami.sh("rm", "-rf", "/tmp/_")

nami.sh("mkdir", "/tmp/_")

nami.sh("7z", "x", "/tmp/_.zip", "-o/tmp/_")

nami.sh("mv", "/tmp/_/go", nami.cache_dir+"/go")

nami.write_file(nami.cache_dir+"/links", "go/bin/go.exe\n")

nami.append_file(nami.cache_dir+"/links", "go/bin/gofmt.exe\n")

}