feat: web client, get/drop updates and fixes

1 files changed, 355 insertions, 0 deletions

diff --git a/internal/game/action_gather.go b/internal/game/action_gather.go
new file mode 100644
index 0000000..e1e724e
--- /dev/null
+++ b/internal/game/action_gather.go
@@ -0,0 +1,355 @@
+package game
+
+import (
+	"fmt"
+	"math/rand"
+	"strings"
+
+	"thirdcollapse/internal/action"
+	"thirdcollapse/internal/net"
+	"thirdcollapse/internal/object"
+	"thirdcollapse/internal/player"
+	"thirdcollapse/internal/world"
+)
+
+func (g *Game) startGather(sess *net.Session, p *player.Player, obj *object.ObjectDef, st *world.ObjState) {
+	cfg, err := g.BehaviorStore.LoadGather(obj.BehaviorID)
+	if err != nil {
+		sess.WriteLine("Something is wrong with this object.")
+		return
+	}
+
+	skillLevel := p.Level(player.SkillName(cfg.Skill))
+	if cfg.Level > 0 && skillLevel < cfg.Level {
+		sess.WriteLine(fmt.Sprintf("You need level %d %s to do that.", cfg.Level, cfg.Skill))
+		return
+	}
+
+	if st.Depleted {
+		if cfg.SharedDeplete > 0 {
+			sess.WriteLine(fmt.Sprintf("The %s has been cut down for %d more ticks.", obj.Name, st.DepleteTimer))
+		} else {
+			sess.WriteLine(fmt.Sprintf("The %s is depleted for %d more ticks.", obj.Name, st.DepleteTimer))
+		}
+		return
+	}
+
+	wait := cfg.BaseWait
+
+	if len(cfg.Tools) > 0 {
+		toolSpeed := -1
+		if itemID, ok := p.Equipment[object.SlotMainHand]; ok {
+			def, err := g.ItemStore.Load(itemID)
+			if err == nil {
+				for _, t := range cfg.Tools {
+					if def.ToolType == t {
+						toolSpeed = def.ToolSpeed
+						break
+					}
+				}
+			}
+		}
+		if toolSpeed < 0 {
+			for i := 0; i < 28; i++ {
+				slot := p.InvSlot(i)
+				if slot == nil {
+					continue
+				}
+				def, err := g.ItemStore.Load(slot.ItemID)
+				if err != nil {
+					continue
+				}
+				for _, t := range cfg.Tools {
+					if def.ToolType == t {
+						toolSpeed = def.ToolSpeed
+						break
+					}
+				}
+				if toolSpeed >= 0 {
+					break
+				}
+			}
+		}
+		if toolSpeed < 0 {
+			names := make([]string, len(cfg.Tools))
+			for i, t := range cfg.Tools {
+				names[i] = strings.ReplaceAll(t, "_", " ")
+			}
+			toolList := strings.Join(names, " or ")
+			sess.WriteLine(fmt.Sprintf("You need a %s to do that.", toolList))
+			return
+		}
+		wait = cfg.BaseWait - toolSpeed
+		if wait < 1 {
+			wait = 1
+		}
+	}
+
+	if cfg.Bait != "" {
+		if !p.HasItem(cfg.Bait) {
+			baitName := cfg.Bait
+			if def, err := g.ItemStore.Load(cfg.Bait); err == nil {
+				baitName = def.Name
+			}
+			sess.WriteLine(fmt.Sprintf("You need %s to fish here.", baitName))
+			return
+		}
+	}
+
+	if p.FirstFreeSlot() == -1 {
+		sess.WriteLine("Your inventory is too full!")
+		return
+	}
+
+	data := map[string]any{
+		"behavior_id":    obj.BehaviorID,
+		"instance_key":   g.World.ObjStateKey(st.RoomID, st.DefID, st.Index),
+		"instance_idx":   st.Index + 1,
+		"effective_wait": wait,
+		"step":           0,
+	}
+	if cfg.SharedDeplete > 0 {
+		data["shared_deplete"] = true
+	}
+	p.Action = &action.Action{
+		Type:       "gather",
+		TargetID:   st.DefID,
+		TargetName: obj.Name,
+		WaitLeft:   0,
+		Data:       data,
+	}
+}
+
+func (g *Game) advanceGather(sess *net.Session, p *player.Player) {
+	behaviorID := p.Action.Data["behavior_id"].(string)
+	cfg, err := g.BehaviorStore.LoadGather(behaviorID)
+	if err != nil {
+		g.CancelAction(p)
+		return
+	}
+
+	step := p.Action.Data["step"].(int)
+	wait := p.Action.Data["effective_wait"].(int)
+	instanceKey := p.Action.Data["instance_key"].(string)
+	_, shared := p.Action.Data["shared_deplete"]
+
+	if step == 0 {
+		if cfg.Bait != "" {
+			if !p.HasItem(cfg.Bait) {
+				baitName := cfg.Bait
+				if def, err := g.ItemStore.Load(cfg.Bait); err == nil {
+					baitName = def.Name
+				}
+				sess.WriteLine(fmt.Sprintf("You've run out of %s.", baitName))
+				g.CancelAction(p)
+				return
+			}
+		}
+		sess.WriteLine(fmt.Sprintf("\n%s", cfg.GatherMsg))
+		p.Action.Data["step"] = 1
+		p.Action.WaitLeft = wait
+		return
+	}
+
+	if step == 2 {
+		st := g.World.GetObjStateByKey(instanceKey)
+		if st != nil && st.Depleted {
+			p.Action.WaitLeft = 3
+			return
+		}
+		if cfg.RespawnMsg != "" {
+			sess.WriteLine(fmt.Sprintf("\n%s", cfg.RespawnMsg))
+		}
+		p.Action.Data["step"] = 0
+		p.Action.WaitLeft = wait
+		return
+	}
+
+	if cfg.Bait != "" {
+		if !p.HasItem(cfg.Bait) {
+			baitName := cfg.Bait
+			if def, err := g.ItemStore.Load(cfg.Bait); err == nil {
+				baitName = def.Name
+			}
+			sess.WriteLine(fmt.Sprintf("You've run out of %s.", baitName))
+			g.CancelAction(p)
+			return
+		}
+		p.RemoveItem(cfg.Bait, 1)
+	}
+
+	skillLevel := p.Level(player.SkillName(cfg.Skill))
+	chance := action.SuccessChance(cfg.Success, skillLevel, cfg.Level)
+
+	if rand.Float64() < chance {
+		eligible := filterDropsByLevel(cfg.Drops, skillLevel)
+		drop := g.BehaviorStore.ResolveDrop(eligible)
+		if drop != nil {
+			freeSlot := p.FirstFreeSlot()
+			if freeSlot == -1 {
+				sess.WriteLine("Your inventory is too full!")
+				g.CancelAction(p)
+				return
+			}
+
+			qty := drop.Quantity
+			if qty <= 0 {
+				qty = 1
+			}
+
+			itemName := drop.ItemID
+			if def, err := g.ItemStore.Load(drop.ItemID); err == nil {
+				itemName = def.Name
+			}
+
+			p.SetInvSlot(freeSlot, &player.InventorySlot{ItemID: drop.ItemID, Quantity: qty})
+			xp := drop.XP
+			if xp <= 0 {
+				xp = cfg.XP
+			}
+			if xp > 0 {
+				p.AddXP(player.SkillName(cfg.Skill), xp)
+			}
+			g.AccountStore.SaveCharacter(p)
+
+			msg := drop.Message
+			if msg == "" {
+				msg = fmt.Sprintf("You manage to get some %s.", itemName)
+			}
+			if xp > 0 && p.Toggles["xpdrops"] {
+				msg += fmt.Sprintf(" (+%dxp %s)", xp, player.SkillAbbr[player.SkillName(cfg.Skill)])
+			}
+			sess.WriteLine(msg)
+
+			g.checkBirdNest(sess, p, cfg, freeSlot)
+
+			if shared {
+				st := g.World.GetObjStateByKey(instanceKey)
+				if st != nil && st.SharedTimer <= 0 {
+					g.depleteSharedTree(sess, p, st, cfg.DepleteDelay, instanceKey)
+					return
+				}
+			}
+
+			if !shared && drop.Depletes {
+				delay := cfg.DepleteDelay
+				if delay <= 0 {
+					delay = 10
+				}
+				st := g.World.GetObjStateByKey(instanceKey)
+				if st != nil {
+					st.Depleted = true
+					st.DepleteTimer = delay
+				}
+
+				for _, other := range g.Hub.PlayersInRoom(p.RoomID) {
+					if other == sess {
+						continue
+					}
+					op, ok := other.Player.(*player.Player)
+					if !ok || op.Action == nil || op.Action.Type != "gather" {
+						continue
+					}
+					if op.Action.Data["instance_key"] == instanceKey {
+						other.WriteLine(fmt.Sprintf("\nThe %s was depleted by %s!", p.Action.TargetName, p.Name))
+						g.CancelAction(op)
+					}
+				}
+
+				p.Action.Data["step"] = 2
+				p.Action.WaitLeft = 1
+				return
+			}
+
+			if p.FirstFreeSlot() == -1 {
+				sess.WriteLine("Your inventory is too full!")
+				g.CancelAction(p)
+				return
+			}
+			p.Action.Data["step"] = 0
+			p.Action.WaitLeft = wait
+			return
+		}
+	}
+
+	sess.WriteLine(cfg.FailMsg)
+	if p.FirstFreeSlot() == -1 {
+		sess.WriteLine("Your inventory is too full!")
+		g.CancelAction(p)
+		return
+	}
+	p.Action.Data["step"] = 0
+	p.Action.WaitLeft = wait
+}
+
+func filterDropsByLevel(drops []action.DropEntry, level int) []action.DropEntry {
+	var eligible []action.DropEntry
+	for _, d := range drops {
+		if level >= d.Level {
+			eligible = append(eligible, d)
+		}
+	}
+	if len(eligible) == 0 {
+		return drops
+	}
+	return eligible
+}
+
+func (g *Game) depleteSharedTree(sess *net.Session, p *player.Player, st *world.ObjState, respawnTicks int, instanceKey string) {
+	st.Depleted = true
+	st.DepleteTimer = respawnTicks
+	st.SharedTimer = 0
+
+	sess.WriteLine(fmt.Sprintf("\nThe %s falls to the ground!", p.Action.TargetName))
+
+	for _, other := range g.Hub.PlayersInRoom(p.RoomID) {
+		if other == sess {
+			continue
+		}
+		op, ok := other.Player.(*player.Player)
+		if !ok || op.Action == nil || op.Action.Type != "gather" {
+			continue
+		}
+		if op.Action.Data["instance_key"] == instanceKey {
+			other.WriteLine(fmt.Sprintf("\nThe %s falls to the ground!", p.Action.TargetName))
+			g.CancelAction(op)
+		}
+	}
+
+	p.Action.Data["step"] = 2
+	p.Action.WaitLeft = 1
+}
+
+func (g *Game) checkBirdNest(sess *net.Session, p *player.Player, cfg *action.GatherConfig, currentDropSlot int) {
+	if cfg.NestChance <= 0 {
+		return
+	}
+	if rand.Intn(cfg.NestChance) != 0 {
+		return
+	}
+
+	nestName := "bird's nest"
+	if def, err := g.ItemStore.Load("birds_nest"); err == nil {
+		nestName = def.Name
+	}
+
+	freeSlot := -1
+	for i := 0; i < 28; i++ {
+		if i == currentDropSlot {
+			continue
+		}
+		if p.InvSlot(i) == nil {
+			freeSlot = i
+			break
+		}
+	}
+	if freeSlot == -1 {
+		g.World.AddGroundItem(p.RoomID, "birds_nest", 1)
+		sess.WriteLine(fmt.Sprintf("A %s falls to the ground.", nestName))
+		return
+	}
+
+	p.SetInvSlot(freeSlot, &player.InventorySlot{ItemID: "birds_nest", Quantity: 1})
+	g.AccountStore.SaveCharacter(p)
+	sess.WriteLine(fmt.Sprintf("A %s falls out of the tree!", nestName))
+}