#!/usr/bin/env bash
#
# Pre-push hook that runs tests and builds the site locally.
# The pre-commit hook handles gen, fmt, lint, typos, and build.
#
# Opt in/out without modifying this file:
#
#   git config coder.pre-push true    # opt in
#   git config coder.pre-push false   # opt out (overrides allowlist)
#   git config --unset coder.pre-push # default (allowlist decides)
#
# Installation (worktree-compatible):
#
#   git config core.hooksPath scripts/githooks
#
# Bypass: git push --no-verify

set -euo pipefail

# Allowlist of developers who opt in to pre-push checks by default.
# Matched against CODER_WORKSPACE_OWNER_NAME.
ALLOWLIST=(
	mafredri
	johnstcn
)

cd "$(git rev-parse --show-toplevel)"
unset GIT_DIR

# In linked worktrees, set worktree-scoped hooksPath to override shared config.
if [[ "$(git rev-parse --git-dir)" != "$(git rev-parse --git-common-dir)" ]]; then
	git config --worktree core.hooksPath scripts/githooks
fi

# Explicit opt-in/opt-out via git config (overrides allowlist).
run=false
opt_in=$(git config --type=bool coder.pre-push 2>/dev/null || true)
if [[ $opt_in == true ]]; then
	run=true
elif [[ $opt_in == false ]]; then
	# Explicit opt-out, skip everything including hint.
	exit 0
fi

# Check allowlist.
if ! $run; then
	owner=${CODER_WORKSPACE_OWNER_NAME:-}
	for allowed in "${ALLOWLIST[@]}"; do
		if [[ $owner == "$allowed" ]]; then
			run=true
			break
		fi
	done
fi

rc=0
if $run; then
	make pre-push || rc=$?
fi

# Hint is printed unconditionally so that AI agents that are not
# opted in to pre-push checks are still reminded to monitor CI.
echo "Hint: If you're an AI agent creating a PR, monitor CI and iterate on failures until all checks pass."

exit "$rc"