1 files changed, 211 insertions, 0 deletions
diff --git a/internal/game/action_talk.go b/internal/game/action_talk.go
new file mode 100644
index 0000000..f4929e9
--- /dev/null
+++ b/internal/game/action_talk.go
@@ -0,0 +1,211 @@
+package game
+
+import (
+	"fmt"
+	"strings"
+
+	"thirdcollapse/internal/action"
+	"thirdcollapse/internal/net"
+	"thirdcollapse/internal/object"
+	"thirdcollapse/internal/player"
+	"thirdcollapse/internal/world"
+)
+
+func (g *Game) startMobTalk(sess *net.Session, p *player.Player, mob *world.MobInstance) {
+	cfg, err := g.BehaviorStore.LoadTalk(mob.BehaviorID)
+	if err != nil {
+		sess.WriteLine("This person has nothing to say.")
+		return
+	}
+
+	if node, ok := cfg.Nodes["start"]; ok {
+		p.Action = &action.Action{
+			Type:       "talk",
+			TargetID:   mob.DefID,
+			TargetName: mob.Name,
+			Data:       map[string]any{"node": "start", "behavior_id": mob.BehaviorID},
+		}
+		g.showTalkNode(sess, node)
+	} else {
+		sess.WriteLine("This person has nothing to say.")
+	}
+}
+
+func (g *Game) startTalk(sess *net.Session, p *player.Player, obj *object.ObjectDef) {
+	cfg, err := g.BehaviorStore.LoadTalk(obj.BehaviorID)
+	if err != nil {
+		sess.WriteLine("This person has nothing to say.")
+		return
+	}
+
+	if node, ok := cfg.Nodes["start"]; ok {
+		p.Action = &action.Action{
+			Type:       "talk",
+			TargetID:   obj.ID,
+			TargetName: obj.Name,
+			Data:       map[string]any{"node": "start", "behavior_id": obj.BehaviorID},
+		}
+		g.showTalkNode(sess, node)
+	} else {
+		sess.WriteLine("This person has nothing to say.")
+	}
+}
+
+func (g *Game) showTalkNode(sess *net.Session, node action.TalkNode) {
+	sess.WriteLine(fmt.Sprintf("\n%s", node.Message))
+
+	if node.Action != nil {
+		g.applyNodeAction(sess, node.Action)
+	}
+
+	if len(node.Options) == 0 {
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	visible := 0
+	for _, opt := range node.Options {
+		if opt.Condition != nil && !g.checkCondition(sess, opt.Condition) {
+			continue
+		}
+		visible++
+		sess.WriteLine(fmt.Sprintf("  %d. %s", visible, opt.Text))
+	}
+	sess.State = net.StateTalk
+	sess.Write("\nChoice: ")
+}
+
+func (g *Game) handleTalkInput(sess *net.Session, input string) {
+	p, ok := sess.Player.(*player.Player)
+	if !ok || p.Action == nil || p.Action.Type != "talk" {
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	input = strings.TrimSpace(input)
+	lower := strings.ToLower(input)
+	if lower == "bye" || lower == "exit" || lower == "end" || lower == "quit" {
+		g.CancelAction(p)
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	behaviorID := p.Action.Data["behavior_id"].(string)
+	cfg, err := g.BehaviorStore.LoadTalk(behaviorID)
+	if err != nil {
+		g.CancelAction(p)
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	nodeKey := p.Action.Data["node"].(string)
+	node, ok := cfg.Nodes[nodeKey]
+	if !ok {
+		g.CancelAction(p)
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	idx, err := parseIndex(input)
+	if err != nil || idx <= 0 {
+		g.CancelAction(p)
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	validIdx := 0
+	var chosen *action.TalkOption
+	for i := range node.Options {
+		opt := &node.Options[i]
+		if opt.Condition != nil && !g.checkCondition(sess, opt.Condition) {
+			continue
+		}
+		validIdx++
+		if validIdx == idx {
+			chosen = opt
+			break
+		}
+	}
+
+	if chosen == nil {
+		g.CancelAction(p)
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	if chosen.End {
+		g.CancelAction(p)
+		sess.State = net.StateGame
+		sess.Write("\r\n> ")
+		return
+	}
+
+	if chosen.Goto != "" {
+		if nextNode, ok := cfg.Nodes[chosen.Goto]; ok {
+			p.Action.Data["node"] = chosen.Goto
+			g.showTalkNode(sess, nextNode)
+			return
+		}
+	}
+
+	g.CancelAction(p)
+	sess.State = net.StateGame
+	sess.Write("\r\n> ")
+}
+
+func (g *Game) applyNodeAction(sess *net.Session, na *action.NodeAction) {
+	p, ok := sess.Player.(*player.Player)
+	if !ok {
+		return
+	}
+	for k, v := range na.SetFlags {
+		g.WorldFlags[k] = v
+	}
+	for k, v := range na.SetPlayerFlags {
+		if p.Flags == nil {
+			p.Flags = make(map[string]any)
+		}
+		p.Flags[k] = v
+	}
+	if na.TakeItem != "" {
+		if p.HasItem(na.TakeItem) {
+			p.RemoveItem(na.TakeItem, 1)
+		}
+	}
+	if na.GiveItem != "" {
+		slot := p.FirstFreeSlot()
+		if slot == -1 {
+			sess.WriteLine("Your inventory is too full to receive that.")
+		} else {
+			p.SetInvSlot(slot, &player.InventorySlot{ItemID: na.GiveItem, Quantity: 1})
+			g.AccountStore.SaveCharacter(p)
+		}
+	}
+	if na.Teleport > 0 {
+		p.RoomID = na.Teleport
+		g.AccountStore.SaveCharacter(p)
+		g.World.SeedGroundItems(p.RoomID)
+		g.seedRoomMobs(p.RoomID)
+		g.ensureRoomObjects(p.RoomID)
+		if g.Hub != nil {
+			g.Hub.EnterRoom(sess, p.RoomID)
+		}
+		g.doLook(sess)
+		g.RunEnterSteps(sess, p.RoomID)
+	}
+	if na.Heal > 0 {
+		p.HP += na.Heal
+		if maxHP := p.MaxHP(); p.HP > maxHP {
+			p.HP = maxHP
+		}
+		g.AccountStore.SaveCharacter(p)
+		sess.WriteLine(fmt.Sprintf("You regain %d hitpoints.", na.Heal))
+	}
+}