package stardb

import (
	"context"
	"sync"
	"testing"
	"time"
)

func TestStarDB_RuntimeConfigConcurrent(t *testing.T) {
	db := NewStarDB()

	before := func(ctx context.Context, query string, args []interface{}) {}
	after := func(ctx context.Context, query string, args []interface{}, duration time.Duration, err error) {}

	var wg sync.WaitGroup
	for i := 0; i < 16; i++ {
		wg.Add(1)
		go func(i int) {
			defer wg.Done()
				for j := 0; j < 1000; j++ {
					if (i+j)%2 == 0 {
						db.SetPlaceholderStyle(PlaceholderDollar)
					} else {
						db.SetPlaceholderStyle(PlaceholderQuestion)
				}
				db.SetSQLSlowThreshold(time.Duration((i+j)%5) * time.Millisecond)
					db.SetSQLFingerprintEnabled((i+j)%3 == 0)
					db.SetSQLFingerprintMode(SQLFingerprintMode((i + j) % 3))
					db.SetSQLFingerprintKeepComments((i+j)%4 == 0)
					db.SetSQLFingerprintCounterEnabled((i+j)%5 == 0)
					if (i+j)%7 == 0 {
						db.ResetSQLFingerprintCounters()
					}
					db.SetSQLHooks(before, after)
					_ = db.PlaceholderStyle()
					_ = db.SQLSlowThreshold()
					_ = db.SQLFingerprintEnabled()
					_ = db.SQLFingerprintMode()
					_ = db.SQLFingerprintKeepComments()
					_ = db.SQLFingerprintCounterEnabled()
					_ = db.SQLFingerprintCounters()
					_, _, _, _ = db.runtimeOptions()
				}
			}(i)
		}
	wg.Wait()
}

func TestStarDB_SQLFingerprintMode(t *testing.T) {
	db := NewStarDB()

	if got := db.SQLFingerprintMode(); got != SQLFingerprintBasic {
		t.Fatalf("expected default mode SQLFingerprintBasic, got %v", got)
	}

	db.SetSQLFingerprintMode(SQLFingerprintMaskLiterals)
	if got := db.SQLFingerprintMode(); got != SQLFingerprintMaskLiterals {
		t.Fatalf("expected SQLFingerprintMaskLiterals, got %v", got)
	}

	db.SetSQLFingerprintMode(SQLFingerprintMode(99))
	if got := db.SQLFingerprintMode(); got != SQLFingerprintBasic {
		t.Fatalf("expected invalid mode fallback to SQLFingerprintBasic, got %v", got)
	}
}

func TestStarDB_SQLFingerprintKeepComments(t *testing.T) {
	db := NewStarDB()

	if db.SQLFingerprintKeepComments() {
		t.Fatal("expected default keep comments to be false")
	}

	db.SetSQLFingerprintKeepComments(true)
	if !db.SQLFingerprintKeepComments() {
		t.Fatal("expected keep comments to be true")
	}

	db.SetSQLFingerprintKeepComments(false)
	if db.SQLFingerprintKeepComments() {
		t.Fatal("expected keep comments to be false")
	}
}

func TestStarDB_SQLFingerprintCounterSwitch(t *testing.T) {
	db := NewStarDB()

	if db.SQLFingerprintCounterEnabled() {
		t.Fatal("expected default counter switch to be false")
	}

	db.SetSQLFingerprintCounterEnabled(true)
	if !db.SQLFingerprintCounterEnabled() {
		t.Fatal("expected counter switch to be true")
	}

	db.ResetSQLFingerprintCounters()
	if got := len(db.SQLFingerprintCounters()); got != 0 {
		t.Fatalf("expected empty counters after reset, got %d", got)
	}
}