#!/usr/bin/env bash

VERSION="1.23.6"

mkdir -p $HOME/go
cd $HOME/go
wget "https://dl.google.com/go/go${VERSION}.linux-amd64.tar.gz"
tar -xzf "go${VERSION}.linux-amd64.tar.gz"
mv go go_legacy
cd go_legacy

# modify from https://github.com/restic/restic/issues/4636#issuecomment-1896455557
# this patch file only works on golang1.23.x
# that means after golang1.24 release it must be changed
# see: https://github.com/MetaCubeX/go/commits/release-branch.go1.23/
# revert:
# 693def151adff1af707d82d28f55dba81ceb08e1: "crypto/rand,runtime: switch RtlGenRandom for ProcessPrng"
# 7c1157f9544922e96945196b47b95664b1e39108: "net: remove sysSocket fallback for Windows 7"
# 48042aa09c2f878c4faa576948b07fe625c4707a: "syscall: remove Windows 7 console handle workaround"
# a17d959debdb04cd550016a3501dd09d50cd62e7: "runtime: always use LoadLibraryEx to load system libraries"

curl https://github.com/MetaCubeX/go/commit/9ac42137ef6730e8b7daca016ece831297a1d75b.diff | patch --verbose -p 1
curl https://github.com/MetaCubeX/go/commit/21290de8a4c91408de7c2b5b68757b1e90af49dd.diff | patch --verbose -p 1
curl https://github.com/MetaCubeX/go/commit/6a31d3fa8e47ddabc10bd97bff10d9a85f4cfb76.diff | patch --verbose -p 1
curl https://github.com/MetaCubeX/go/commit/69e2eed6dd0f6d815ebf15797761c13f31213dd6.diff | patch --verbose -p 1