#!/usr/bin/env bash
# ═══════════════════════════════════════════════════════════════════════════
#  Tactical Shooter — Netcode Bug Bash Test Runner
#
#  Runs all test suites in headless Godot and reports results.
#  Usage: ./tests/RUN_TESTS.sh
#
#  Requirements:
#    - Godot 4+ executable in PATH, or set GODOT_BIN env var
# ═══════════════════════════════════════════════════════════════════════════

set -euo pipefail

# Config
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
GODOT="${GODOT_BIN:-godot}"

# ANSI colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
CYAN='\033[0;36m'
NC='\033[0m' # No Color
BOLD='\033[1m'

TESTS=(
	"test_anti_cheat.gd"
	"test_net_sim.gd"
	"test_rcon_edge_cases.gd"
)

PASS_COUNT=0
FAIL_COUNT=0
SKIP_COUNT=0
RESULTS=()

echo ""
echo -e "${CYAN}══════════════════════════════════════════════${NC}"
echo -e "${CYAN}  Tactical Shooter — Netcode Bug Bash Runner${NC}"
echo -e "${CYAN}══════════════════════════════════════════════${NC}"
echo ""
echo "  Project: $PROJECT_DIR"
echo "  Godot:   $(which "$GODOT" 2>/dev/null || echo 'NOT FOUND')"
echo ""

# Check godot is available
if ! command -v "$GODOT" &>/dev/null; then
	echo -e "${RED}ERROR: Godot executable '$GODOT' not found in PATH.${NC}"
	echo "  Set GODOT_BIN env var to the godot binary path, or install Godot."
	echo ""
	echo "  Example:"
	echo "    export GODOT_BIN=/usr/local/bin/godot"
	echo "    $0"
	echo ""
	exit 1
fi

# Run each test
for test_file in "${TESTS[@]}"; do
	test_path="$SCRIPT_DIR/$test_file"
	test_name="${test_file%.gd}"

	if [ ! -f "$test_path" ]; then
		echo -e "${YELLOW}  [SKIP] $test_name — file not found${NC}"
		SKIP_COUNT=$((SKIP_COUNT + 1))
		RESULTS+=("SKIP|$test_name|file not found")
		continue
	fi

	echo -e "${BOLD}Running: $test_name${NC}"
	echo "  $GODOT --headless --script $test_path"
	echo ""

	# Run the test — capture output and exit code
	set +e
	output=$("$GODOT" --headless --script "$test_path" 2>&1)
	exit_code=$?
	set -e

	# Print output (indented)
	echo "$output" | sed 's/^/  /'

	if [ $exit_code -eq 0 ]; then
		echo -e "${GREEN}  ✓ PASS ($test_name)${NC}"
		PASS_COUNT=$((PASS_COUNT + 1))
		RESULTS+=("PASS|$test_name|")
	else
		# Extract failure info from output
		fail_lines=$(echo "$output" | grep -c "\[FAIL\]" || true)
		echo -e "${RED}  ✗ FAIL ($test_name) — $fail_lines assertion(s) failed${NC}"
		FAIL_COUNT=$((FAIL_COUNT + 1))
		RESULTS+=("FAIL|$test_name|$fail_lines failures")
	fi

	echo ""
	echo "──────────────────────────────────────"
	echo ""
done

# Summary
echo ""
echo -e "${CYAN}══════════════════════════════════════════════${NC}"
echo -e "${CYAN}  Test Run Complete${NC}"
echo -e "${CYAN}══════════════════════════════════════════════${NC}"
echo ""

for result in "${RESULTS[@]}"; do
	IFS='|' read -r status name info <<< "$result"
	case "$status" in
		PASS) echo -e "  ${GREEN}✓${NC} $name" ;;
		FAIL) echo -e "  ${RED}✗${NC} $name — $info" ;;
		SKIP) echo -e "  ${YELLOW}—${NC} $name ($info)" ;;
	esac
done

echo ""
echo -e "  ${BOLD}${GREEN}$PASS_COUNT passed${NC}, ${BOLD}${RED}$FAIL_COUNT failed${NC}, ${YELLOW}$SKIP_COUNT skipped${NC}"
echo ""

if [ $FAIL_COUNT -gt 0 ]; then
	exit 1
fi
exit 0