horsebot: make skill responses ephemeral with share button

cmd/horsebot/main.go

@@ -84,7 +84,8 @@ func main() {
 	r.Route("/skill", func(r handler.Router) {
 		r.SlashCommand("/", skillSrv.slash)
 		r.Autocomplete("/", skillSrv.autocomplete)
-		r.ButtonComponent("/{id}", skillSrv.button)
+		r.ButtonComponent("/swap/{id}", skillSrv.button)
+		r.ButtonComponent("/share/{id}", skillSrv.share)
 	})
 
 	opts := []bot.ConfigOpt{bot.WithDefaultGateway(), bot.WithEventListeners(r)}

cmd/horsebot/skill.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"log/slog"
 	"strconv"
 	"strings"
 
@@ -64,8 +65,8 @@ func (s *skillServer) slash(data discord.SlashCommandInteractionData, e *handler
 		id = int64(v)
 	}
 	m := discord.MessageCreate{
-		Components: []discord.LayoutComponent{s.render(horse.SkillID(id))},
+		Components: []discord.LayoutComponent{s.render(horse.SkillID(id), false)},
-		Flags:      discord.MessageFlagIsComponentsV2,
+		Flags:      discord.MessageFlagIsComponentsV2 | discord.MessageFlagEphemeral,
 	}
 	return e.CreateMessage(m)
 }
@@ -86,15 +87,31 @@ func (s *skillServer) button(data discord.ButtonInteractionData, e *handler.Comp
 		return e.CreateMessage(m)
 	}
 	m := discord.MessageUpdate{
-		Components: &[]discord.LayoutComponent{s.render(horse.SkillID(id))},
+		Components: &[]discord.LayoutComponent{s.render(horse.SkillID(id), false)},
 	}
 	return e.UpdateMessage(m)
 }
 
-func (s *skillServer) render(id horse.SkillID) discord.ContainerComponent {
+func (s *skillServer) share(data discord.ButtonInteractionData, e *handler.ComponentEvent) error {
+	id, err := strconv.ParseInt(e.Vars["id"], 10, 32)
+	if err != nil {
+		m := discord.MessageCreate{
+			Content: "That button produced an invalid skill ID. That's not supposed to happen.",
+			Flags:   discord.MessageFlagEphemeral,
+		}
+		return e.CreateMessage(m)
+	}
+	m := discord.MessageCreate{
+		Components: []discord.LayoutComponent{s.render(horse.SkillID(id), true)},
+	}
+	return e.CreateMessage(m)
+}
+
+func (s *skillServer) render(id horse.SkillID, share bool) discord.ContainerComponent {
 	skill, ok := s.skills[id]
 	if !ok {
-		return discord.NewContainer(discord.NewTextDisplayf("invalid skill ID %v made it to RenderSkill", id))
+		slog.Error("invalid skill id", slog.Int("id", int(id)), slog.Bool("share", share))
+		return discord.NewContainer(discord.NewTextDisplayf("invalid skill ID %v made it to render", id))
 	}
 
 	thumburl := fmt.Sprintf("https://gametora.com/images/umamusume/skill_icons/utx_ico_skill_%d.png", skill.IconID)
@@ -180,15 +197,18 @@ func (s *skillServer) render(id horse.SkillID) discord.ContainerComponent {
 			rel = append(rel, s.skills[id])
 		}
 	}
-	if len(rel) > 1 {
+	if len(rel) > 1 || !share {
 		buttons := make([]discord.InteractiveComponent, 0, 4)
 		for _, rs := range rel {
-			b := discord.NewSecondaryButton(rs.Name, fmt.Sprintf("/skill/%d", rs.ID))
+			b := discord.NewSecondaryButton(rs.Name, fmt.Sprintf("/skill/swap/%d", rs.ID))
 			if rs.ID == id {
 				b = b.AsDisabled()
 			}
 			buttons = append(buttons, b)
 		}
+		if !share {
+			buttons = append(buttons, discord.NewPrimaryButton("Share", fmt.Sprintf("/skill/share/%d", skill.ID)))
+		}
 		r.Components = append(r.Components, discord.NewActionRow(buttons...))
 	}
 	return r