From 4dbda0125a3564dc5849789b48a03f0bc80b8a0a Mon Sep 17 00:00:00 2001
From: Malte Brandy <malte.brandy@maralorn.de>
Date: Mon, 3 May 2021 22:52:32 +0200
Subject: [PATCH] maintainers/scripts/haskell: Add --do-commit option

---
 .../scripts/haskell/regenerate-hackage-packages.sh   |  5 +++++
 maintainers/scripts/haskell/update-hackage.sh        | 12 ++++++++++--
 maintainers/scripts/haskell/update-stackage.sh       |  5 +++++
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/maintainers/scripts/haskell/regenerate-hackage-packages.sh b/maintainers/scripts/haskell/regenerate-hackage-packages.sh
index 79b93f5b7cb..2408d893dae 100755
--- a/maintainers/scripts/haskell/regenerate-hackage-packages.sh
+++ b/maintainers/scripts/haskell/regenerate-hackage-packages.sh
@@ -18,3 +18,8 @@ extractionDerivation='with import ./. {}; runCommand "unpacked-cabal-hashes" { }
 unpacked_hackage="$(nix-build -E "$extractionDerivation" --no-out-link)"
 
 hackage2nix --hackage "$unpacked_hackage" --preferred-versions <(for n in "$unpacked_hackage"/*/preferred-versions; do cat "$n"; echo; done) --nixpkgs "$PWD" --config pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+
+if [[ "${1:-}" == "--do-commit" ]]; then
+   git add pkgs/development/haskell-modules/hackage-packages.nix
+   git commit -m "hackage-packages.nix: Regenerate based on current config"
+fi
diff --git a/maintainers/scripts/haskell/update-hackage.sh b/maintainers/scripts/haskell/update-hackage.sh
index de4b3bc0448..a8ad8d9e2ec 100755
--- a/maintainers/scripts/haskell/update-hackage.sh
+++ b/maintainers/scripts/haskell/update-hackage.sh
@@ -7,7 +7,9 @@ set -euo pipefail
 
 pin_file=pkgs/data/misc/hackage/pin.json
 current_commit="$(jq -r .commit $pin_file)"
-head_commit="$(curl -H "Accept: application/vnd.github.v3+json" https://api.github.com/repos/commercialhaskell/all-cabal-hashes/branches/hackage | jq -r .commit.sha)"
+git_info="$(curl -H "Accept: application/vnd.github.v3+json" https://api.github.com/repos/commercialhaskell/all-cabal-hashes/branches/hackage)"
+head_commit="$(echo "$git_info" | jq -r .commit.sha)"
+commit_msg="$(echo "$git_info" | jq -r .commit.commit.message)"
 
 if [ "$current_commit" != "$head_commit" ]; then
    url="https://github.com/commercialhaskell/all-cabal-hashes/archive/$head_commit.tar.gz"
@@ -16,6 +18,12 @@ if [ "$current_commit" != "$head_commit" ]; then
      --arg commit "$head_commit" \
      --arg hash "$hash" \
      --arg url "$url" \
-     '{commit: $commit, url: $url, sha256: $hash}' \
+     --arg commit_msg "$commit_msg" \
+     '{commit: $commit, url: $url, sha256: $hash, msg: $commit_msg}' \
      > $pin_file
 fi
+
+if [[ "${1:-}" == "--do-commit" ]]; then
+   git add pkgs/data/misc/hackage/pin.json
+   git commit -m "all-cabal-hashes: Changing pin to '$commit_msg'"
+fi
diff --git a/maintainers/scripts/haskell/update-stackage.sh b/maintainers/scripts/haskell/update-stackage.sh
index 0e08c02bc2c..c3be3158b29 100755
--- a/maintainers/scripts/haskell/update-stackage.sh
+++ b/maintainers/scripts/haskell/update-stackage.sh
@@ -49,3 +49,8 @@ sed -e '/  # Stackage Nightly/,/^$/c \TODO\
 sed -e "/TODO/r $tmpfile" \
     -e "s/TODO/  # Stackage Nightly $version/" \
     -i pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+
+if [[ "${1:-}" == "--do-commit" ]]; then
+   git add pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+   git commit -m "configuration-hackage2nix.yaml: Changing Stackage pin to Nightly $version"
+fi