(Feat): Initial Commit, Termdoku

internal/achievements/achievements.go

@@ -0,0 +1,162 @@
+package achievements
+
+import (
+	"encoding/json"
+	"errors"
+	"io/fs"
+	"os"
+	"path/filepath"
+)
+
+type Achievement struct {
+	ID          string `json:"id"`
+	Name        string `json:"name"`
+	Description string `json:"description"`
+	Icon        string `json:"icon"`
+	Unlocked    bool   `json:"unlocked"`
+	Progress    int    `json:"progress"`
+	Target      int    `json:"target"`
+}
+
+type Manager struct {
+	Achievements map[string]*Achievement `json:"achievements"`
+	NewUnlocks   []string                `json:"-"`
+}
+
+func New() *Manager {
+	return &Manager{
+		Achievements: map[string]*Achievement{
+			"first_win": {
+				ID:          "first_win",
+				Name:        "First Victory",
+				Description: "Complete your first puzzle",
+				Icon:        "🏆",
+				Target:      1,
+			},
+			"speed_demon": {
+				ID:          "speed_demon",
+				Name:        "Speed Demon",
+				Description: "Complete an Easy puzzle in under 3 minutes",
+				Icon:        "⚡",
+				Target:      1,
+			},
+			"perfectionist": {
+				ID:          "perfectionist",
+				Name:        "Perfectionist",
+				Description: "Complete a puzzle without using hints",
+				Icon:        "💎",
+				Target:      1,
+			},
+			"streak_master": {
+				ID:          "streak_master",
+				Name:        "Streak Master",
+				Description: "Achieve a 5-day streak",
+				Icon:        "🔥",
+				Target:      5,
+			},
+			"century": {
+				ID:          "century",
+				Name:        "Century Club",
+				Description: "Complete 100 puzzles",
+				Icon:        "💯",
+				Target:      100,
+			},
+			"lunatic_legend": {
+				ID:          "lunatic_legend",
+				Name:        "Lunatic Legend",
+				Description: "Complete 10 Lunatic puzzles",
+				Icon:        "🌙",
+				Target:      10,
+			},
+			"daily_devotee": {
+				ID:          "daily_devotee",
+				Name:        "Daily Devotee",
+				Description: "Complete 30 daily puzzles",
+				Icon:        "📅",
+				Target:      30,
+			},
+			"no_mistakes": {
+				ID:          "no_mistakes",
+				Name:        "Flawless",
+				Description: "Complete a Hard puzzle without auto-check",
+				Icon:        "✨",
+				Target:      1,
+			},
+		},
+		NewUnlocks: []string{},
+	}
+}
+
+func path() (string, error) {
+	h, err := os.UserHomeDir()
+	if err != nil {
+		return "", err
+	}
+	return filepath.Join(h, ".termdoku", "achievements.json"), nil
+}
+
+func Load() (*Manager, error) {
+	m := New()
+	p, err := path()
+	if err != nil {
+		return m, err
+	}
+	b, err := os.ReadFile(p)
+	if err != nil {
+		if errors.Is(err, fs.ErrNotExist) {
+			return m, nil
+		}
+		return m, err
+	}
+	if err := json.Unmarshal(b, m); err != nil {
+		return m, err
+	}
+	return m, nil
+}
+
+func Save(m *Manager) error {
+	p, err := path()
+	if err != nil {
+		return err
+	}
+	if err := os.MkdirAll(filepath.Dir(p), 0o755); err != nil {
+		return err
+	}
+	data, err := json.MarshalIndent(m, "", "  ")
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(p, data, 0o644)
+}
+
+func (m *Manager) CheckAndUnlock(id string, progress int) bool {
+	if ach, ok := m.Achievements[id]; ok {
+		if !ach.Unlocked {
+			ach.Progress = progress
+			if ach.Progress >= ach.Target {
+				ach.Unlocked = true
+				m.NewUnlocks = append(m.NewUnlocks, id)
+				return true
+			}
+		}
+	}
+	return false
+}
+
+func (m *Manager) GetUnlockedCount() int {
+	count := 0
+	for _, ach := range m.Achievements {
+		if ach.Unlocked {
+			count++
+		}
+	}
+	return count
+}
+
+func (m *Manager) GetTotalCount() int {
+	return len(m.Achievements)
+}
+
+func (m *Manager) ClearNewUnlocks() {
+	m.NewUnlocks = []string{}
+}