feat(examples): add interactive realm r/stefann/home

examples/gno.land/r/stefann/home/gno.mod

@@ -0,0 +1,9 @@
+module gno.land/r/stefann/home
+
+require (
+	gno.land/p/demo/avl v0.0.0-latest
+	gno.land/p/demo/ownable v0.0.0-latest
+	gno.land/p/demo/testutils v0.0.0-latest
+	gno.land/p/demo/ufmt v0.0.0-latest
+	gno.land/r/stefann/registry v0.0.0-latest
+)

examples/gno.land/r/stefann/home/home.gno

@@ -0,0 +1,303 @@
+package home
+
+import (
+	"sort"
+	"std"
+	"strings"
+
+	"gno.land/p/demo/avl"
+	"gno.land/p/demo/ownable"
+	"gno.land/p/demo/ufmt"
+
+	"gno.land/r/stefann/registry"
+)
+
+type City struct {
+	Name string
+	URL  string
+}
+
+type Sponsor struct {
+	Address std.Address
+	Amount  std.Coins
+}
+
+type Profile struct {
+	pfp     string
+	aboutMe []string
+}
+
+type Travel struct {
+	cities           []City
+	currentCityIndex int
+	jarLink          string
+}
+
+type Sponsorship struct {
+	maxSponsors    int
+	sponsors       *avl.Tree
+	DonationsCount int
+	sponsorsCount  int
+}
+
+var (
+	profile     Profile
+	travel      Travel
+	sponsorship Sponsorship
+	owner       *ownable.Ownable
+)
+
+func init() {
+	owner = ownable.NewWithAddress(registry.MainAddr())
+
+	profile = Profile{
+		pfp: "https://i.ibb.co/Bc5YNCx/DSC-0095a.jpg",
+		aboutMe: []string{
+			`### About Me`,
+			`Hey there! I’m Stefan, a student of Computer Science. I’m all about exploring and adventure — whether it’s diving into the latest tech or discovering a new city, I’m always up for the challenge!`,
+
+			`### Contributions`,
+			`I'm just getting started, but you can follow my journey through Gno.land right [here](https://github.com/gnolang/hackerspace/issues/94) 🔗`,
+		},
+	}
+
+	travel = Travel{
+		cities: []City{
+			{Name: "Venice", URL: "https://i.ibb.co/1mcZ7b1/venice.jpg"},
+			{Name: "Tokyo", URL: "https://i.ibb.co/wNDJv3H/tokyo.jpg"},
+			{Name: "São Paulo", URL: "https://i.ibb.co/yWMq2Sn/sao-paulo.jpg"},
+			{Name: "Toronto", URL: "https://i.ibb.co/pb95HJB/toronto.jpg"},
+			{Name: "Bangkok", URL: "https://i.ibb.co/pQy3w2g/bangkok.jpg"},
+			{Name: "New York", URL: "https://i.ibb.co/6JWLm0h/new-york.jpg"},
+			{Name: "Paris", URL: "https://i.ibb.co/q9vf6Hs/paris.jpg"},
+			{Name: "Kandersteg", URL: "https://i.ibb.co/60DzywD/kandersteg.jpg"},
+			{Name: "Rothenburg", URL: "https://i.ibb.co/cr8d2rQ/rothenburg.jpg"},
+			{Name: "Capetown", URL: "https://i.ibb.co/bPGn0v3/capetown.jpg"},
+			{Name: "Sydney", URL: "https://i.ibb.co/TBNzqfy/sydney.jpg"},
+			{Name: "Oeschinen Lake", URL: "https://i.ibb.co/QJQwp2y/oeschinen-lake.jpg"},
+			{Name: "Barra Grande", URL: "https://i.ibb.co/z4RXKc1/barra-grande.jpg"},
+			{Name: "London", URL: "https://i.ibb.co/CPGtvgr/london.jpg"},
+		},
+		currentCityIndex: 0,
+		jarLink:          "https://TODO", // This value should be injected through UpdateJarLink after deployment.
+	}
+
+	sponsorship = Sponsorship{
+		maxSponsors:    5,
+		sponsors:       avl.NewTree(),
+		DonationsCount: 0,
+		sponsorsCount:  0,
+	}
+}
+
+func UpdateCities(newCities []City) {
+	owner.AssertCallerIsOwner()
+	travel.cities = newCities
+}
+
+func AddCities(newCities ...City) {
+	owner.AssertCallerIsOwner()
+
+	travel.cities = append(travel.cities, newCities...)
+}
+
+func UpdateJarLink(newLink string) {
+	owner.AssertCallerIsOwner()
+	travel.jarLink = newLink
+}
+
+func UpdatePFP(url string) {
+	owner.AssertCallerIsOwner()
+	profile.pfp = url
+}
+
+func UpdateAboutMe(aboutMeStr string) {
+	owner.AssertCallerIsOwner()
+	profile.aboutMe = strings.Split(aboutMeStr, "|")
+}
+
+func AddAboutMeRows(newRows ...string) {
+	owner.AssertCallerIsOwner()
+
+	profile.aboutMe = append(profile.aboutMe, newRows...)
+}
+
+func UpdateMaxSponsors(newMax int) {
+	owner.AssertCallerIsOwner()
+	if newMax <= 0 {
+		panic("maxSponsors must be greater than zero")
+	}
+	sponsorship.maxSponsors = newMax
+}
+
+func Donate() {
+	address := std.GetOrigCaller()
+	amount := std.GetOrigSend()
+
+	if amount.AmountOf("ugnot") == 0 {
+		panic("Donation must include GNOT")
+	}
+
+	existingAmount, exists := sponsorship.sponsors.Get(address.String())
+	if exists {
+		updatedAmount := existingAmount.(std.Coins).Add(amount)
+		sponsorship.sponsors.Set(address.String(), updatedAmount)
+	} else {
+		sponsorship.sponsors.Set(address.String(), amount)
+		sponsorship.sponsorsCount++
+	}
+
+	travel.currentCityIndex++
+	sponsorship.DonationsCount++
+
+	banker := std.GetBanker(std.BankerTypeRealmSend)
+	ownerAddr := registry.MainAddr()
+	banker.SendCoins(std.CurrentRealm().Addr(), ownerAddr, banker.GetCoins(std.CurrentRealm().Addr()))
+}
+
+type SponsorSlice []Sponsor
+
+func (s SponsorSlice) Len() int {
+	return len(s)
+}
+
+func (s SponsorSlice) Less(i, j int) bool {
+	return s[i].Amount.AmountOf("ugnot") > s[j].Amount.AmountOf("ugnot")
+}
+
+func (s SponsorSlice) Swap(i, j int) {
+	s[i], s[j] = s[j], s[i]
+}
+
+func GetTopSponsors() []Sponsor {
+	var sponsorSlice SponsorSlice
+
+	sponsorship.sponsors.Iterate("", "", func(key string, value interface{}) bool {
+		addr := std.Address(key)
+		amount := value.(std.Coins)
+		sponsorSlice = append(sponsorSlice, Sponsor{Address: addr, Amount: amount})
+		return false
+	})
+
+	sort.Sort(sponsorSlice)
+	return sponsorSlice
+}
+
+func GetTotalDonations() int {
+	total := 0
+	sponsorship.sponsors.Iterate("", "", func(key string, value interface{}) bool {
+		total += int(value.(std.Coins).AmountOf("ugnot"))
+		return false
+	})
+	return total
+}
+
+func Render(path string) string {
+	out := ufmt.Sprintf("# Exploring %s!\n\n", travel.cities[travel.currentCityIndex].Name)
+
+	out += renderAboutMe()
+	out += "\n\n"
+	out += renderTips()
+
+	return out
+}
+
+func renderAboutMe() string {
+	out := "<div class='rows-3'>"
+
+	out += "<div style='position: relative; text-align: center;'>\n\n"
+
+	out += ufmt.Sprintf("<div style='background-image: url(%s); background-size: cover; background-position: center; width: 100%%; height: 600px; position: relative; border-radius: 15px; overflow: hidden;'>\n\n", travel.cities[travel.currentCityIndex%len(travel.cities)].URL)
+
+	out += ufmt.Sprintf("<img src='%s' alt='my profile pic' style='width: 250px; height: auto; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 50%%; border: 3px solid #1e1e1e; position: absolute; top: 75%%; left: 50%%; transform: translate(-50%%, -50%%);'>\n\n", profile.pfp)
+
+	out += "</div>\n\n"
+
+	for _, rows := range profile.aboutMe {
+		out += "<div>\n\n"
+		out += rows + "\n\n"
+		out += "</div>\n\n"
+	}
+
+	out += "</div><!-- /rows-3 -->\n\n"
+
+	return out
+}
+
+func renderTips() string {
+	out := `<div class="jumbotron" style="display: flex; flex-direction: column; justify-content: flex-start; align-items: center; padding-top: 40px; padding-bottom: 50px; text-align: center;">` + "\n\n"
+
+	out += `<div class="rows-2" style="max-width: 500px; width: 100%; display: flex; flex-direction: column; justify-content: center; align-items: center;">` + "\n"
+
+	out += `<h1 style="margin-bottom: 50px;">Help Me Travel The World</h1>` + "\n\n"
+
+	out += renderTipsJar() + "\n"
+
+	out += ufmt.Sprintf(`<strong style="font-size: 1.2em;">I am currently in %s, <br> tip the jar to send me somewhere else!</strong>`, travel.cities[travel.currentCityIndex].Name)
+
+	out += `<br><span style="font-size: 1.2em; font-style: italic; margin-top: 10px; display: inline-block;">Click the jar, tip in GNOT coins, and watch my background change as I head to a new adventure!</span></p>` + "\n\n"
+
+	out += renderSponsors()
+
+	out += `</div><!-- /rows-2 -->` + "\n\n"
+
+	out += `</div><!-- /jumbotron -->` + "\n"
+
+	return out
+}
+
+func formatAddress(address string) string {
+	if len(address) <= 8 {
+		return address
+	}
+	return address[:4] + "..." + address[len(address)-4:]
+}
+
+func renderSponsors() string {
+	out := `<h3 style="margin-top: 5px; margin-bottom: 20px">Sponsor Leaderboard</h3>` + "\n"
+
+	if sponsorship.sponsorsCount == 0 {
+		return out + `<p style="text-align: center;">No sponsors yet. Be the first to tip the jar!</p>` + "\n"
+	}
+
+	topSponsors := GetTopSponsors()
+	numSponsors := len(topSponsors)
+	if numSponsors > sponsorship.maxSponsors {
+		numSponsors = sponsorship.maxSponsors
+	}
+
+	out += `<ul style="list-style-type: none; padding: 0; border: 1px solid #ddd; border-radius: 8px; width: 100%; max-width: 300px; margin: 0 auto;">` + "\n"
+
+	for i := 0; i < numSponsors; i++ {
+		sponsor := topSponsors[i]
+		isLastItem := (i == numSponsors-1)
+
+		padding := "10px 5px"
+		border := "border-bottom: 1px solid #ddd;"
+
+		if isLastItem {
+			padding = "8px 5px"
+			border = ""
+		}
+
+		out += ufmt.Sprintf(
+			`<li style="padding: %s; %s text-align: left;">
+				<strong style="padding-left: 5px;">%d. %s</strong> 
+				<span style="float: right; padding-right: 5px;">%s</span>
+			</li>`,
+			padding, border, i+1, formatAddress(sponsor.Address.String()), sponsor.Amount.String(),
+		)
+	}
+
+	return out
+}
+
+func renderTipsJar() string {
+	out := ufmt.Sprintf(`<a href="%s" target="_blank" style="display: block; text-decoration: none;">`, travel.jarLink) + "\n"
+
+	out += `<img src="https://i.ibb.co/4TH9zbw/tips-jar.png" alt="Tips Jar" style="width: 300px; height: auto; display: block; margin: 0 auto;">` + "\n"
+
+	out += `</a>` + "\n"
+
+	return out
+}