moodstone.gno

  1package moodstone
  2
  3import (
  4	"chain/runtime"
  5	"chain/runtime/unsafe"
  6	"strconv"
  7	"strings"
  8
  9	"gno.land/p/moul/kit/ui/v0"
 10)
 11
 12// Entry holds a single mood log.
 13type Entry struct {
 14	Author address
 15	Mood   string
 16	Note   string
 17	Block  int64
 18}
 19
 20var entries []Entry
 21
 22var validMoods = []string{"happy", "sad", "excited", "calm", "anxious", "angry", "neutral"}
 23
 24func isValid(mood string) bool {
 25	for _, m := range validMoods {
 26		if m == mood {
 27			return true
 28		}
 29	}
 30	return false
 31}
 32
 33func emoji(mood string) string {
 34	switch mood {
 35	case "happy":
 36		return "😊"
 37	case "sad":
 38		return "😢"
 39	case "excited":
 40		return "🎉"
 41	case "calm":
 42		return "😌"
 43	case "anxious":
 44		return "😰"
 45	case "angry":
 46		return "😠"
 47	case "neutral":
 48		return "😐"
 49	}
 50	return "❓"
 51}
 52
 53func bar(count, total int) string {
 54	if total == 0 {
 55		return strings.Repeat("░", 20)
 56	}
 57	filled := (count * 20) / total
 58	return strings.Repeat("▓", filled) + strings.Repeat("░", 20-filled)
 59}
 60
 61// LogMood records the caller's current mood with an optional note.
 62// mood must be one of: happy sad excited calm anxious angry neutral
 63func LogMood(_ realm, mood, note string) {
 64	mood = strings.ToLower(strings.TrimSpace(mood))
 65	if !isValid(mood) {
 66		panic("invalid mood; choose from: " + strings.Join(validMoods, ", "))
 67	}
 68	entries = append(entries, Entry{
 69		Author: unsafe.OriginCaller(),
 70		Mood:   mood,
 71		Note:   strings.TrimSpace(note),
 72		Block:  runtime.ChainHeight(),
 73	})
 74}
 75
 76// TotalEntries returns the total number of mood logs on record.
 77func TotalEntries() int {
 78	return len(entries)
 79}
 80
 81// MoodCount returns how many times the given mood has been logged.
 82func MoodCount(mood string) int {
 83	mood = strings.ToLower(strings.TrimSpace(mood))
 84	n := 0
 85	for _, e := range entries {
 86		if e.Mood == mood {
 87			n++
 88		}
 89	}
 90	return n
 91}
 92
 93// DominantMood returns the most-logged mood, or "none" if no entries.
 94func DominantMood() string {
 95	if len(entries) == 0 {
 96		return "none"
 97	}
 98	counts := make(map[string]int)
 99	for _, e := range entries {
100		counts[e.Mood]++
101	}
102	best := ""
103	bestN := 0
104	for _, m := range validMoods {
105		if counts[m] > bestN {
106			bestN = counts[m]
107			best = m
108		}
109	}
110	return best
111}
112
113func Render(path string) string {
114	out := "# 🪨 Moodstone — On-chain Mood Tracker\n\n"
115	out += "> Log how you feel. Watch how the community feels. Immutably, on Gno.\n\n"
116
117	total := len(entries)
118
119	// Community stats table
120	out += "## 📊 Community Vibes\n\n"
121	if total == 0 {
122		out += "*No moods logged yet — be the first!*\n\n"
123	} else {
124		counts := make(map[string]int)
125		for _, e := range entries {
126			counts[e.Mood]++
127		}
128		out += "| Mood | Count | Distribution |\n"
129		out += "|------|-------|--------------|\n"
130		for _, m := range validMoods {
131			c := counts[m]
132			pct := 0
133			if total > 0 {
134				pct = (c * 100) / total
135			}
136			out += "| " + emoji(m) + " " + m + " | " + strconv.Itoa(c) +
137				" | `" + bar(c, total) + "` " + strconv.Itoa(pct) + "% |\n"
138		}
139		dom := DominantMood()
140		out += "\n**Total entries:** " + strconv.Itoa(total) +
141			" · **Dominant mood:** " + emoji(dom) + " " + dom + "\n\n"
142	}
143
144	// Recent entries (newest first, max 10)
145	out += "## 📝 Recent Entries\n\n"
146	if total == 0 {
147		out += "*Nothing here yet.*\n\n"
148	} else {
149		start := total - 10
150		if start < 0 {
151			start = 0
152		}
153		for i := total - 1; i >= start; i-- {
154			e := entries[i]
155			line := "- " + emoji(e.Mood) + " **" + e.Mood + "**"
156			if e.Note != "" {
157				line += ": *" + e.Note + "*"
158			}
159			line += " — " + ui.Addr(e.Author) + " at block " +
160				strconv.FormatInt(e.Block, 10)
161			out += line + "\n"
162		}
163		out += "\n"
164	}
165
166	// How to use
167	out += "## 🚀 How to Use\n\n"
168	out += "```bash\n"
169	out += "gnokey maketx call \\\n"
170	out += "  -pkgpath gno.land/r/g12cs4cehujpffpjpywmkqj43m6u5ya53nj69sjz/moodstone \\\n"
171	out += "  -func LogMood \\\n"
172	out += "  -args 'happy' -args 'Just shipped something awesome!'\n"
173	out += "```\n\n"
174	out += "**Valid moods:** " + strings.Join(validMoods, " · ") + "\n"
175
176	return out
177}