//go:build darwin

package platform

import (
	"encoding/json"
	"fmt"
	"os"
	"os/exec"
	"path/filepath"
)

func OpenSettings() error {
	return exec.Command("open", "x-apple.systempreferences:com.apple.settings.Storage").Run()
}

func GetSystemInfo() (*SystemInfo, error) {
	// Structs for parsing system_profiler JSON
	type HardwareItem struct {
		MachineName    string `json:"machine_name"`
		ChipType       string `json:"chip_type"`
		PhysicalMemory string `json:"physical_memory"`
	}

	type SoftwareItem struct {
		OSVersion string `json:"os_version"`
	}

	type SystemProfile struct {
		Hardware []HardwareItem `json:"SPHardwareDataType"`
		Software []SoftwareItem `json:"SPSoftwareDataType"`
	}

	cmd := exec.Command("system_profiler", "SPHardwareDataType", "SPSoftwareDataType", "-json")
	output, err := cmd.Output()
	if err != nil {
		return nil, err
	}

	var profile SystemProfile
	if err := json.Unmarshal(output, &profile); err != nil {
		return nil, err
	}

	info := &SystemInfo{
		Model:  "Unknown",
		Chip:   "Unknown",
		Memory: "Unknown",
		OS:     "Unknown",
	}

	if len(profile.Hardware) > 0 {
		info.Model = profile.Hardware[0].MachineName
		info.Chip = profile.Hardware[0].ChipType
		info.Memory = profile.Hardware[0].PhysicalMemory
	}
	if len(profile.Software) > 0 {
		info.OS = profile.Software[0].OSVersion
	}
	return info, nil
}

func EmptyTrash() error {
	home, err := os.UserHomeDir()
	if err != nil {
		return err
	}
	trashPath := filepath.Join(home, ".Trash")

	entries, err := os.ReadDir(trashPath)
	if err != nil {
		return err
	}

	for _, entry := range entries {
		itemPath := filepath.Join(trashPath, entry.Name())
		os.RemoveAll(itemPath)
	}
	return nil
}

func GetCachePath() (string, error) {
	home, err := os.UserHomeDir()
	if err != nil {
		return "", err
	}
	return filepath.Join(home, "Library", "Caches"), nil
}

func GetDockerPath() (string, error) {
	dockerPath, err := exec.LookPath("docker")
	if err != nil {
		// Try common locations
		commonPaths := []string{
			"/usr/local/bin/docker",
			"/opt/homebrew/bin/docker",
			"/Applications/Docker.app/Contents/Resources/bin/docker",
		}
		for _, p := range commonPaths {
			if _, e := os.Stat(p); e == nil {
				dockerPath = p
				return dockerPath, nil
			}
		}
	}
	if dockerPath != "" {
		return dockerPath, nil
	}
	return "", fmt.Errorf("docker not found")
}

func OpenBrowser(url string) error {
	return exec.Command("open", url).Start()
}