#!/usr/bin/env bash
# =============================================================================
# Linux Patch Manager — Pre-Push Hook
# =============================================================================
# Safety net: verifies cargo fmt, ESLint, and TypeScript pass before pushing.
# Install: ./scripts/git-hooks/install.sh
# =============================================================================

set -euo pipefail

REPO_ROOT="$(git rev-parse --show-toplevel)"
FAILED=0

# ── Rust format check ────────────────────────────────────────────────────────
if [[ -f "${REPO_ROOT}/Cargo.toml" ]]; then
    echo "[pre-push] Checking Rust formatting ..."
    if ! cargo fmt --all --manifest-path "${REPO_ROOT}/Cargo.toml" --check 2>/dev/null; then
        echo "[pre-push] ❌ Rust formatting check FAILED. Run: cargo fmt --all"
        FAILED=1
    fi
fi

# ── Frontend ESLint ──────────────────────────────────────────────────────────
if [[ -f "${REPO_ROOT}/frontend/package.json" ]]; then
    echo "[pre-push] Running ESLint ..."
    if ! (cd "${REPO_ROOT}/frontend" && npx eslint src/ --ext .ts,.tsx --max-warnings 0 2>/dev/null); then
        echo "[pre-push] ❌ ESLint check FAILED."
        FAILED=1
    fi
fi

# ── Frontend type check ─────────────────────────────────────────────────────
if [[ -f "${REPO_ROOT}/frontend/package.json" ]]; then
    echo "[pre-push] Checking TypeScript types ..."
    if ! (cd "${REPO_ROOT}/frontend" && npx tsc --noEmit 2>/dev/null); then
        echo "[pre-push] ❌ TypeScript type check FAILED."
        FAILED=1
    fi
fi

if [[ ${FAILED} -ne 0 ]]; then
    echo "[pre-push] Push rejected — fix errors above before pushing."
    exit 1
fi

echo "[pre-push] All checks passed ✓"