Adding / Removing competition working.

astro/services/Competition.go

 package services
 
+import "strconv"
+
 // Competition : Competition details
 type Competition struct {
 	CompetitionID             uint8 // 255 competitions max
@@ -14,10 +16,10 @@ type Competition struct {
 }
 
 func (c *Competition) String() string {
-	return "Competition : " + c.CompetitionName + " - " + c.CompetitionCategory.String() + " - " + c.CompetitionWeapon.String() + " - " + c.CompetitionState.String()
+	return "Competition : id:" + strconv.Itoa(int(c.CompetitionID)) + " - " + c.CompetitionName + " - " + c.CompetitionCategory.String() + " - " + c.CompetitionWeapon.String() + " - " + c.CompetitionState.String()
 }
 
-func CreateCompetition(competitionID uint8, competitionName string, competitionCategory Category, competitionWeapon Weapon, competitionMaxStageNumber uint8) Competition {
+func CreateCompetition(competitionID uint8, competitionName string, competitionCategory Category, competitionWeapon Weapon, competitionMaxStageNumber uint8) *Competition {
 	var c Competition
 
 	c.CompetitionID = competitionID
@@ -31,7 +33,7 @@ func CreateCompetition(competitionID uint8, competitionName string, competitionC
 
 	c.InitCompetition()
 
-	return c
+	return &c
 }
 
 func (c *Competition) InitCompetition() bool {

astro/services/Session.go

 package services
 
-import "fmt"
-
 const MinStageSize = 3
 
 // Session : Session details
 type Session struct {
-	Competitions      [](*Competition)
+	Competitions      map[uint8]*Competition
 	CompetitionNumber uint8
 }
 
-func (s *Session) AddCompetition(name string, category string, weapon string) bool {
-	fmt.Println("Adding competition")
+func (s *Session) AddCompetition(name string, category string, weapon string) *Competition {
+
+	id := uint8(0)
+
+	for {
+		// Check if the competition already exists
+		if _, ok := s.Competitions[id]; !ok {
+			break
+		}
+		id++
+	}
+
 	competition := CreateCompetition(
-		s.CompetitionNumber,
+		id,
 		name,
 		CreateCategory(category),
 		CreateWeapon(weapon),
 		MinStageSize)
 
-	s.Competitions = append(s.Competitions, &competition)
+	s.Competitions[competition.CompetitionID] = competition
 	s.CompetitionNumber++
 
-	return true
+	return competition
 }
 
 func (s *Session) RemoveCompetition(competitionID uint8) bool {
-	for i, competition := range s.Competitions {
-		if competition.CompetitionID == competitionID {
-			s.Competitions = append(s.Competitions[:i], s.Competitions[i+1:]...)
-		}
+	if _, ok := s.Competitions[competitionID]; !ok {
+		return false
 	}
+
+	delete(s.Competitions, competitionID)
+
 	s.CompetitionNumber--
 
 	return true
@@ -52,10 +61,3 @@ func (s *Session) GetCompetition(competitionID uint8) *Competition {
 	}
 	return nil
 }
-
-func (s *Session) GetLastCompetition() *Competition {
-	if len(s.Competitions) > 0 {
-		return s.Competitions[len(s.Competitions)-1]
-	}
-	return nil
-}

components/Nav.templ

 package components
 
-import "astroproject/astro/services"
+import (
+	"astroproject/astro/services"
+	"fmt"
+)
 
 templ CompetitionElement(competition *services.Competition) {
 	// Onclick, redirect to the competition page
-	<div class="competition-el" hx-on:click={ Redirect(competition.CompetitionID) }>
-		<span>{ competition.CompetitionName }</span>
-		<button>X</button>
+	<div class="competition-el">
+		<span hx-on:click={ Redirect(competition.CompetitionID) }>{ competition.CompetitionName }</span>
+		<button
+			hx-post={ fmt.Sprintf("/delete-competition/%d", competition.CompetitionID) }
+			hx-target="closest .competition-el"
+			hx-swap="delete"
+			class="rounded-full border border-indigo-600 bg-indigo-600 p-3 text-white hover:bg-transparent hover:text-indigo-600 focus:outline-none focus:ring active:text-indigo-500 aspect-square"
+			hx-on:click={ RedirectHome() }
+		>X</button>
 	</div>
 }
 
@@ -14,6 +23,10 @@ script Redirect(competitionID uint8) {
 	window.location.href = "/competition/" + competitionID
 }
 
+script RedirectHome() {
+	window.location.href = "/"
+}
+
 templ Nav(session *services.Session) {
 	<div
 		class="nav-bar"
@@ -29,6 +42,7 @@ templ Nav(session *services.Session) {
 				hx-post="/add-competition"
 				hx-target=".competition-container"
 				hx-swap="beforeend"
+				class="rounded border border-indigo-600 bg-indigo-600 px-12 py-3 text-sm font-medium text-white hover:bg-transparent hover:text-indigo-600 focus:outline-none focus:ring active:text-indigo-500"
 			>Add competition</button>
 		</div>
 	</div>

main.go

@@ -15,8 +15,10 @@ var assets embed.FS
 
 func main() {
 
-	session := services.Session{}
-	session.AddCompetition("Competition 1", "U7", "Foil")
+	session := services.Session{
+		CompetitionNumber: 0,
+		Competitions:      map[uint8]*services.Competition{},
+	}
 	r := routes.NewChiRouter(&session)
 
 	app := application.New(application.Options{

pages/Competition.templ

 package pages
 
-import "astroproject/astro/services"
+import (
+	"astroproject/astro/services"
+	"strconv"
+)
 
 templ CompetitionPage(competition *services.Competition) {
 	<h1>Competition Page</h1>
+	<h1>->{ strconv.Itoa(int(competition.CompetitionID)) }</h1>
 	<h1>{ competition.CompetitionName }</h1>
 	<h2>{ competition.CompetitionCategory.String() }</h2>
 }

routes/app.go

@@ -7,6 +7,7 @@ import (
 	"github.com/a-h/templ"
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/chi/v5/middleware"
+	"github.com/go-faker/faker/v4"
 
 	"astroproject/astro/services"
 	"astroproject/components"
@@ -28,11 +29,27 @@ func NewChiRouter(session *services.Session) *chi.Mux {
 	})
 
 	r.Post("/add-competition", func(w http.ResponseWriter, r *http.Request) {
-		if session.AddCompetition("Competition", "U20", "Foil") {
-			templ.Handler(components.CompetitionElement(session.GetLastCompetition())).ServeHTTP(w, r)
+		competition := session.AddCompetition(faker.FirstName(), "U20", "Foil")
+
+		if competition != nil {
+			templ.Handler(components.CompetitionElement(competition)).ServeHTTP(w, r)
 		}
 	})
 
+	r.Post("/delete-competition/{competitionID}", func(w http.ResponseWriter, r *http.Request) {
+		competitionIDStr := chi.URLParam(r, "competitionID")
+		competitionID, err := strconv.ParseUint(competitionIDStr, 10, 8)
+		if err != nil {
+			// Return a 404.
+			http.NotFound(w, r)
+		}
+
+		session.RemoveCompetition(uint8(competitionID))
+
+		// Return a 200.
+		w.WriteHeader(http.StatusOK)
+	})
+
 	r.Get("/competition/{competitionID}", func(w http.ResponseWriter, r *http.Request) {
 		competitionIDStr := chi.URLParam(r, "competitionID")
 		competitionID, err := strconv.ParseUint(competitionIDStr, 10, 8)