#!/bin/bash

# This script runs comprehensive code quality checks

set -e

echo "Starting comprehensive code quality checks..."

# Initialize exit code
exit_code=0

# Run gofmt to check formatting
echo "Running gofmt check..."
unformatted=$(go fmt ./...)
if [ -n "$unformatted" ]; then
  echo "❌ Some files need formatting:"
  echo "$unformatted"
  exit_code=1
else
  echo "✅ All files are properly formatted"
fi

# Run go vet
echo "Running go vet..."
if ! go vet ./...; then
  echo "❌ go vet failed"
  exit_code=1
else
  echo "✅ go vet passed"
fi

# Run errcheck
echo "Running errcheck..."
if command -v errcheck >/dev/null 2>&1; then
  if ! errcheck -blank ./...; then
    echo "❌ errcheck found unchecked errors"
    exit_code=1
  else
    echo "✅ errcheck passed"
  else
    echo "⚠️  errcheck not installed, skipping"
fi

# Run ineffassign
echo "Running ineffassign..."
if command -v ineffassign >/dev/null 2>&1; then
  if ! ineffassign ./...; then
    echo "❌ ineffassign found ineffective assignments"
    exit_code=1
  else
    echo "✅ ineffassign passed"
  else
    echo "⚠️  ineffassign not installed, skipping"
fi

# Run staticcheck
echo "Running staticcheck..."
if command -v staticcheck >/dev/null 2>&1; then
  if ! staticcheck ./...; then
    echo "❌ staticcheck found issues"
    exit_code=1
  else
    echo "✅ staticcheck passed"
  else
    echo "⚠️  staticcheck not installed, skipping"
fi

# Run structcheck
echo "Running structcheck..."
if command -v structcheck >/dev/null 2>&1; then
  if ! structcheck ./...; then
    echo "❌ structcheck found unused struct fields"
    exit_code=1
  else
    echo "✅ structcheck passed"
  else
    echo "⚠️  structcheck not installed, skipping"
fi

# Run varcheck
echo "Running varcheck..."
if command -v varcheck >/dev/null 2>&1; then
  if ! varcheck ./...; then
    echo "❌ varcheck found unused variables"
    exit_code=1
  else
    echo "✅ varcheck passed"
  else
    echo "⚠️  varcheck not installed, skipping"
fi

# Run deadcode
echo "Running deadcode..."
if command -v deadcode >/dev/null 2>&1; then
  if ! deadcode ./...; then
    echo "❌ deadcode found unused code"
    exit_code=1
  else
    echo "✅ deadcode passed"
  else
    echo "⚠️  deadcode not installed, skipping"
fi

# Run gocyclo
echo "Running gocyclo for cyclomatic complexity..."
if command -v gocyclo >/dev/null 2>&1; then
  if gocyclo -over 15 ./...; then
    echo "⚠️  Found functions with high cyclomatic complexity (over 15)"
  else
    echo "✅ All functions have reasonable cyclomatic complexity"
  else
    echo "⚠️  gocyclo not installed, skipping"
fi

# Run goconst
echo "Running goconst for repeated strings..."
if command -v goconst >/dev/null 2>&1; then
  if ! goconst -min-occurrences 3 ./...; then
    echo "⚠️  Found repeated strings that could be constants"
  else
    echo "✅ goconst found no issues"
  else
    echo "⚠️  goconst not installed, skipping"
fi

# Run dupl
echo "Running dupl for code duplication..."
if command -v dupl >/dev/null 2>&1; then
  if dupl -threshold 100 ./...; then
    echo "⚠️  Found duplicated code blocks"
  else
    echo "✅ No significant code duplication found"
  else
    echo "⚠️  dupl not installed, skipping"
fi

# Run nakedret
echo "Running nakedret for naked returns..."
if command -v nakedret >/dev/null 2>&1; then
  if nakedret -l 10 ./...; then
    echo "⚠️  Found naked returns in functions with more than 10 lines"
  else
    echo "✅ nakedret found no issues"
  else
    echo "⚠️  nakedret not installed, skipping"
fi

echo "Code quality checks completed."

if [ $exit_code -ne 0 ]; then
  echo "❌ Some code quality checks failed"
  exit $exit_code
else
  echo "✅ All code quality checks passed"
  exit 0
fi