#!/usr/bin/env bash
# fj pre-push hook — local CI gate.
# Runs fmt-check, clippy, tests, and a release build. With FJ_E2E=1 also
# runs the live-API smoke suite against the currently signed-in host.
#
# This script is invoked by git push with the list of refs being pushed on
# stdin. We close stdin ourselves and run every step with stdin redirected
# from /dev/null so cargo / tests can't accidentally block waiting for input.

set -euo pipefail

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

# Allow skip in genuine emergencies. Don't use this unless you know why.
if [[ "${FJ_SKIP_PREPUSH:-0}" = "1" ]]; then
  echo "fj pre-push: skipped (FJ_SKIP_PREPUSH=1)"
  exit 0
fi

# Drain whatever git fed us on stdin so we don't deadlock if a child inherits
# our stdin and blocks. Then close it for the rest of the hook.
cat >/dev/null || true
exec 0</dev/null

# Compact output even when stderr is a TTY (the hook usually isn't run
# interactively).
export CARGO_TERM_COLOR=auto
export CARGO_TERM_PROGRESS_WHEN=never

step() {
  printf '\n\033[1;34m== %s ==\033[0m\n' "$*" >&2
}

run() {
  # Run with stdin closed and stdout/stderr passed through.
  "$@" </dev/null
}

step "cargo fmt --check"
run cargo fmt --all -- --check

step "cargo clippy (deny warnings)"
run cargo clippy --all-targets --all-features -- -D warnings

step "cargo test"
run cargo test --all --locked --no-fail-fast

step "cargo build --release"
run cargo build --release --locked

if [[ "${FJ_E2E:-0}" = "1" ]]; then
  step "E2E smoke (live API)"
  run ./scripts/e2e-smoke.sh
fi

printf '\n\033[1;32m✓ pre-push checks passed\033[0m\n' >&2