feat(examples): add demo/tamagotchi

Signed-off-by: moul <[email protected]>

examples/gno.land/p/demo/tamagotchi/gno.mod

@@ -0,0 +1,3 @@
+module gno.land/r/demo/tamagotchi
+
+require gno.land/p/demo/ufmt v0.0.0-latest

examples/gno.land/p/demo/tamagotchi/tamagotchi.gno

@@ -0,0 +1,177 @@
+package tamagotchi
+
+// this file could be moved to p/demo/tamagotchi.
+
+import (
+	"time"
+
+	"gno.land/p/demo/ufmt"
+)
+
+// Tamagotchi structure
+type Tamagotchi struct {
+	name        string
+	hunger      int
+	happiness   int
+	health      int
+	age         int
+	maxAge      int
+	sleepy      int
+	created     time.Time
+	lastUpdated time.Time
+}
+
+func New(name string) *Tamagotchi {
+	now := time.Now()
+	return &Tamagotchi{
+		name:        name,
+		hunger:      50,
+		happiness:   50,
+		health:      50,
+		maxAge:      100,
+		lastUpdated: now,
+		created:     now,
+	}
+}
+
+func (t *Tamagotchi) Name() string {
+	t.update()
+	return t.name
+}
+
+func (t *Tamagotchi) Hunger() int {
+	t.update()
+	return t.hunger
+}
+
+func (t *Tamagotchi) Happiness() int {
+	t.update()
+	return t.happiness
+}
+
+func (t *Tamagotchi) Health() int {
+	t.update()
+	return t.health
+}
+
+func (t *Tamagotchi) Age() int {
+	t.update()
+	return t.age
+}
+
+func (t *Tamagotchi) Sleepy() int {
+	t.update()
+	return t.sleepy
+}
+
+// Feed method for Tamagotchi
+func (t *Tamagotchi) Feed() {
+	t.update()
+	if t.dead() {
+		return
+	}
+	t.hunger = bound(t.hunger-10, 0, 100)
+}
+
+// Play method for Tamagotchi
+func (t *Tamagotchi) Play() {
+	t.update()
+	if t.dead() {
+		return
+	}
+	t.happiness = bound(t.happiness+10, 0, 100)
+}
+
+// Heal method for Tamagotchi
+func (t *Tamagotchi) Heal() {
+	t.update()
+
+	if t.dead() {
+		return
+	}
+	t.health = bound(t.health+10, 0, 100)
+}
+
+func (t Tamagotchi) dead() bool { return t.health == 0 }
+
+// Update applies changes based on the duration since the last update
+func (t *Tamagotchi) update() {
+	if t.dead() {
+		return
+	}
+
+	now := time.Now()
+	if t.lastUpdated == now {
+		return
+	}
+
+	duration := now.Sub(t.lastUpdated)
+	elapsedMins := int(duration.Minutes())
+
+	t.hunger = bound(t.hunger+elapsedMins, 0, 100)
+	t.happiness = bound(t.happiness-elapsedMins, 0, 100)
+	t.health = bound(t.health-elapsedMins, 0, 100)
+	t.sleepy = bound(t.sleepy+elapsedMins, 0, 100)
+
+	// age is hours since created
+	t.age = int(now.Sub(t.created).Hours())
+	if t.age > t.maxAge {
+		t.age = t.maxAge
+		t.health = 0
+	}
+	if t.health == 0 {
+		t.sleepy = 0
+		t.happiness = 0
+		t.hunger = 0
+	}
+
+	t.lastUpdated = now
+}
+
+// Face returns an ASCII art representation of the Tamagotchi's current state
+func (t *Tamagotchi) Face() string {
+	t.update()
+	return t.face()
+}
+
+func (t *Tamagotchi) face() string {
+	switch {
+	case t.health == 0:
+		return "😵" // dead face
+	case t.health < 30:
+		return "😷" // sick face
+	case t.happiness < 30:
+		return "😢" // sad face
+	case t.hunger > 70:
+		return "😫" // hungry face
+	case t.sleepy > 70:
+		return "😴" // sleepy face
+	default:
+		return "😃" // happy face
+	}
+}
+
+// Markdown method for Tamagotchi
+func (t *Tamagotchi) Markdown() string {
+	t.update()
+	return ufmt.Sprintf(`# %s %s
+
+* age: %d
+* hunger: %d
+* happiness: %d
+* health: %d
+* sleepy: %d`,
+		t.name, t.Face(),
+		t.age, t.hunger, t.happiness, t.health, t.sleepy,
+	)
+}
+
+func bound(n, min, max int) int {
+	if n < min {
+		return min
+	}
+	if n > max {
+		return max
+	}
+	return n
+}

examples/gno.land/p/demo/tamagotchi/z0_filetest.gno

@@ -0,0 +1,106 @@
+package main
+
+import (
+	"std"
+	"time"
+
+	"internal/os_test"
+
+	"gno.land/p/demo/tamagotchi"
+)
+
+func main() {
+	t := tamagotchi.New("Gnome")
+
+	println("\n-- INITIAL\n")
+	println(t.Markdown())
+
+	println("\n-- WAIT 20 minutes\n")
+	os_test.Sleep(20 * time.Minute)
+	println(t.Markdown())
+
+	println("\n-- FEEDx3, PLAYx2, HEALx4\n")
+	t.Feed()
+	t.Feed()
+	t.Feed()
+	t.Play()
+	t.Play()
+	t.Heal()
+	t.Heal()
+	t.Heal()
+	t.Heal()
+	println(t.Markdown())
+
+	println("\n-- WAIT 20 minutes\n")
+	os_test.Sleep(20 * time.Minute)
+	println(t.Markdown())
+
+	println("\n-- WAIT 20 hours\n")
+	os_test.Sleep(20 * time.Hour)
+	println(t.Markdown())
+
+	println("\n-- WAIT 20 hours\n")
+	os_test.Sleep(20 * time.Hour)
+	println(t.Markdown())
+}
+
+// Output:
+// -- INITIAL
+//
+// # Gnome 😃
+//
+// * age: 0
+// * hunger: 50
+// * happiness: 50
+// * health: 50
+// * sleepy: 0
+//
+// -- WAIT 20 minutes
+//
+// # Gnome 😃
+//
+// * age: 0
+// * hunger: 70
+// * happiness: 30
+// * health: 30
+// * sleepy: 20
+//
+// -- FEEDx3, PLAYx2, HEALx4
+//
+// # Gnome 😃
+//
+// * age: 0
+// * hunger: 40
+// * happiness: 50
+// * health: 70
+// * sleepy: 20
+//
+// -- WAIT 20 minutes
+//
+// # Gnome 😃
+//
+// * age: 0
+// * hunger: 60
+// * happiness: 30
+// * health: 50
+// * sleepy: 40
+//
+// -- WAIT 20 hours
+//
+// # Gnome 😵
+//
+// * age: 20
+// * hunger: 100
+// * happiness: 0
+// * health: 0
+// * sleepy: 100
+//
+// -- WAIT 20 hours
+//
+// # Gnome 😵
+//
+// * age: 20
+// * hunger: 100
+// * happiness: 0
+// * health: 0
+// * sleepy: 100

examples/gno.land/r/demo/tamagotchi/gno.mod

@@ -0,0 +1,6 @@
+module gno.land/r/demo/tamagotchi
+
+require (
+	gno.land/p/demo/tamagotchi v0.0.0-latest
+	gno.land/p/demo/ufmt v0.0.0-latest
+)

examples/gno.land/r/demo/tamagotchi/realm.gno

@@ -0,0 +1,53 @@
+package tamagotchi
+
+import (
+	"std"
+
+	"gno.land/p/demo/tamagotchi"
+	"gno.land/p/demo/ufmt"
+)
+
+var t *tamagotchi.Tamagotchi
+
+func init() {
+	Reset("gnome#0")
+}
+
+func Reset(optionalName string) string {
+	name := optionalName
+	if name == "" {
+		height := std.GetHeight()
+		name = ufmt.Sprintf("gnome#%d", height)
+	}
+
+	t = tamagotchi.New(name)
+
+	return ufmt.Sprintf("A new tamagotchi is born. Their name is %s %s.", t.Name(), t.Face())
+}
+
+func Feed() string {
+	t.Feed()
+	return t.Markdown()
+}
+
+func Play() string {
+	t.Play()
+	return t.Markdown()
+}
+
+func Heal() string {
+	t.Heal()
+	return t.Markdown()
+}
+
+func Render(path string) string {
+	tama := t.Markdown()
+	links := `Actions:
+* [Feed](/r/demo/tamagotchi?help&__func=Feed)
+* [Play](/r/demo/tamagotchi?help&__func=Play)
+* [Heal](/r/demo/tamagotchi?help&__func=Heal)
+* [Reset](/r/demo/tamagotchi?help&__func=Reset)
+`
+
+	return tama + "\n\n" + links
+}

examples/gno.land/r/demo/tamagotchi/z0_filetest.gno

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"std"
+	"time"
+
+	"gno.land/r/demo/tamagotchi"
+)
+
+func main() {
+	tamagotchi.Reset("tamagnotchi")
+	println(tamagotchi.Render(""))
+}
+
+// Output:
+// # tamagnotchi 😃
+//
+// * age: 0
+// * hunger: 50
+// * happiness: 50
+// * health: 50
+// * sleepy: 0
+//
+// Actions:
+// * [Feed](/r/demo/tamagotchi?help&__func=Feed)
+// * [Play](/r/demo/tamagotchi?help&__func=Play)
+// * [Heal](/r/demo/tamagotchi?help&__func=Heal)
+// * [Reset](/r/demo/tamagotchi?help&__func=Reset)

gno.land/Makefile

@@ -5,8 +5,16 @@ help:
 
 rundep=go run -modfile ../misc/devdeps/go.mod
 
-.PHONY: gnoland.start
-gnoland.start:; go run ./cmd/gnoland start
+gnoland.start:
+	@#TODO: remove this makefile directive in a few weeks.
+	@echo "DEPRECATED: use 'start.gnoland' instead of 'gnoland.start'"
+	go run ./cmd/gnoland start
+
+.PHONY: start.gnoland
+start.gnoland:; go run ./cmd/gnoland start
+
+.PHONY: start.gnoweb
+start.gnoweb:; go run ./cmd/gnoweb
 
 .PHONY: build
 build: build.gnoland build.gnokey build.gnoweb build.gnofaucet build.gnotxsync build.genesis