feat: implemented janky object interaction model

1 files changed, 500 insertions, 0 deletions

diff --git a/internal/game/session.go b/internal/game/session.go
new file mode 100644
index 0000000..edc904d
--- /dev/null
+++ b/internal/game/session.go
@@ -0,0 +1,500 @@
+package game
+
+import (
+	"fmt"
+	"os"
+	"strings"
+
+	"thirdcollapse/internal/net"
+	"thirdcollapse/internal/player"
+)
+
+func (g *Game) handleAccountName(sess *net.Session, input string) {
+	name := strings.TrimSpace(input)
+	if name == "" {
+		sess.Write("Account name: ")
+		return
+	}
+	actualName, err := g.AccountStore.FindAccount(name)
+	if err == nil {
+		sess.Account = &net.AccountEntry{Name: actualName}
+		sess.State = net.StatePassword
+		sess.Write("Password: ")
+	} else {
+		sess.Account = &net.AccountEntry{Name: name}
+		sess.State = net.StateNewAccountPass
+		sess.Write("A new visitor to this rock!\nChoose password: ")
+	}
+}
+
+func (g *Game) handlePassword(sess *net.Session, input string) {
+	if input == "" {
+		sess.Write("Password: ")
+		return
+	}
+	acc, err := g.AccountStore.LoadAccount(sess.Account.Name)
+	if err != nil {
+		sess.WriteLine("Error loading account.")
+		sess.State = net.StateAccountName
+		sess.Write("Account name: ")
+		return
+	}
+	if !player.CheckPassword(input, acc.PasswordHash) {
+		sess.WriteLine("Wrong password.")
+		sess.State = net.StateAccountName
+		sess.Write("Account name: ")
+		return
+	}
+	sess.Account = &net.AccountEntry{
+		Name:         acc.Name,
+		PasswordHash: acc.PasswordHash,
+		Characters:   acc.Characters,
+	}
+	g.showMenu(sess)
+}
+
+func (g *Game) handleNewAccountPass(sess *net.Session, input string) {
+	input = strings.TrimSpace(input)
+	if input == "" {
+		sess.Account = nil
+		sess.State = net.StateAccountName
+		sess.Write("Account name: ")
+		return
+	}
+	sess.PendingPass = input
+	sess.State = net.StateNewAccountConfirm
+	sess.Write("Confirm password: ")
+}
+
+func (g *Game) handleNewAccountConfirm(sess *net.Session, input string) {
+	input = strings.TrimSpace(input)
+	if input == "" {
+		sess.Account = nil
+		sess.State = net.StateAccountName
+		sess.Write("Account name: ")
+		return
+	}
+	if input != sess.PendingPass {
+		sess.WriteLine("Passwords do not match.")
+		sess.Account = nil
+		sess.State = net.StateAccountName
+		sess.Write("Account name: ")
+		return
+	}
+
+	hash, err := player.HashPassword(input)
+	if err != nil {
+		sess.WriteLine(fmt.Sprintf("Error creating account: %v", err))
+		sess.Account = nil
+		sess.State = net.StateAccountName
+		sess.Write("Account name: ")
+		return
+	}
+
+	acc := &player.Account{
+		Name:         sess.Account.Name,
+		PasswordHash: hash,
+	}
+	if err := g.AccountStore.SaveAccount(acc); err != nil {
+		sess.WriteLine(fmt.Sprintf("Error creating account: %v", err))
+		sess.Account = nil
+		sess.State = net.StateAccountName
+		sess.Write("Account name: ")
+		return
+	}
+
+	sess.Account = &net.AccountEntry{
+		Name:         acc.Name,
+		PasswordHash: acc.PasswordHash,
+	}
+	sess.PendingPass = ""
+	g.showMenu(sess)
+}
+
+func (g *Game) showMenu(sess *net.Session) {
+	sess.State = net.StateMenu
+	lines := []string{
+		"",
+		fmt.Sprintf("SUCCESSFUL LOGIN as %s.", sess.Account.Name),
+		"",
+	}
+	if len(sess.Account.Characters) > 0 {
+		lines = append(lines,
+			"   (C)onnect character to TC",
+			"",
+			"   (L)ist characters",
+			"   (R)ename character",
+			"   (D)elete character",
+		)
+	}
+	lines = append(lines,
+		"   (N)ew character",
+		"   (P)urge account",
+		"   (A)ccount rename",
+		"   (Q)uit",
+		"",
+		"INPUT: ",
+	)
+	sess.WriteLines(lines...)
+}
+
+func (g *Game) handleMenu(sess *net.Session, input string) {
+	switch strings.ToLower(strings.TrimSpace(input)) {
+	case "":
+		sess.Write("INPUT: ")
+	case "c":
+		if len(sess.Account.Characters) == 0 {
+			sess.WriteLine("\nSYSTEM ERROR: Make a character with 'N' first!")
+			sess.Write("\nINPUT: ")
+			return
+		}
+		if len(sess.Account.Characters) == 1 {
+			g.connectCharacter(sess, sess.Account.Characters[0])
+			return
+		}
+		sess.WriteLine("\nSelect character:")
+		for i, name := range sess.Account.Characters {
+			sess.WriteLine(fmt.Sprintf("  %d) %s", i+1, name))
+		}
+		sess.State = net.StateNewCharName
+		sess.PendingChar = "connect"
+		sess.Write("\nChoice: ")
+
+	case "l":
+		if len(sess.Account.Characters) == 0 {
+			sess.WriteLine("\nSYSTEM ERROR: Zero characters on this account.\n(Make a character with 'N' first)")
+		} else {
+			sess.WriteLine("\nSELECT Humans FROM GaiaZeroFour:")
+			for _, name := range sess.Account.Characters {
+				sess.WriteLine(fmt.Sprintf("  - %s", name))
+			}
+		}
+		sess.Write("\nINPUT: ")
+
+	case "n":
+		sess.State = net.StateNewCharName
+		sess.PendingChar = ""
+		sess.Write("What's your character name?: ")
+
+	case "a":
+		sess.State = net.StateRenameAccount
+		sess.Write("New account name: ")
+
+	case "r":
+		if len(sess.Account.Characters) == 0 {
+			sess.WriteLine("\nNo characters to rename.")
+			sess.Write("\nChoice: ")
+			return
+		}
+		if len(sess.Account.Characters) == 1 {
+			sess.PendingChar = sess.Account.Characters[0]
+			sess.State = net.StateRenameCharName
+			sess.WriteLine(fmt.Sprintf("\nRenaming %s.", sess.PendingChar))
+			sess.Write("New name: ")
+			return
+		}
+		sess.State = net.StateRenameChar
+		sess.WriteLine("\nRename which character?")
+		for i, name := range sess.Account.Characters {
+			sess.WriteLine(fmt.Sprintf("  %d) %s", i+1, name))
+		}
+		sess.Write("\n> : ")
+
+	case "d":
+		if len(sess.Account.Characters) == 0 {
+			sess.WriteLine("\nNo characters to delete.")
+			sess.Write("\nINPUT: ")
+			return
+		}
+		if len(sess.Account.Characters) == 1 {
+			sess.PendingChar = sess.Account.Characters[0]
+		} else {
+			sess.State = net.StateDeleteChar
+			sess.WriteLine("\nDelete which character?")
+			for i, name := range sess.Account.Characters {
+				sess.WriteLine(fmt.Sprintf("  %d) %s", i+1, name))
+			}
+			sess.Write("\n>: ")
+			return
+		}
+		g.showDeleteConfirm(sess)
+
+	case "p":
+		sess.State = net.StatePurgeAccount
+		sess.WriteLine(fmt.Sprintf("\nPurge account %s and all characters?\nTo be clear you are about to PERMANENTLY DELETE EVERYTHING!\nType PURGE %s to confirm, or anything else to cancel.", sess.Account.Name, sess.Account.Name))
+		sess.Write("\n> ")
+
+	case "q":
+		sess.WriteLine("Later.")
+		sess.Conn.Close()
+		return
+
+	default:
+		sess.Write("SYNTAX ERROR\nINPUT: ")
+	}
+}
+
+func (g *Game) handleNewCharName(sess *net.Session, input string) {
+	name := strings.TrimSpace(input)
+
+	if sess.PendingChar == "connect" && len(sess.Account.Characters) > 0 {
+		if idx, err := parseIndex(name); err == nil && idx > 0 && idx <= len(sess.Account.Characters) {
+			sess.PendingChar = ""
+			g.connectCharacter(sess, sess.Account.Characters[idx-1])
+			return
+		}
+		sess.WriteLine("Invalid choice.")
+		sess.Write("\nChoice: ")
+		return
+	}
+
+	if name == "" {
+		sess.Write("Character name: ")
+		return
+	}
+
+	if g.AccountStore.CharacterExists(name) {
+		sess.WriteLine("A character with that name already exists.")
+		sess.Write("Character name: ")
+		return
+	}
+
+	p := player.New(name)
+	p.RoomID = 1
+
+	if err := g.AccountStore.SaveCharacter(p); err != nil {
+		sess.WriteLine(fmt.Sprintf("Error creating character: %v", err))
+		sess.State = net.StateMenu
+		g.showMenu(sess)
+		return
+	}
+
+	acc, _ := g.AccountStore.LoadAccount(sess.Account.Name)
+	acc.Characters = append(acc.Characters, name)
+	g.AccountStore.SaveAccount(acc)
+	sess.Account.Characters = acc.Characters
+
+	g.connectCharacter(sess, name)
+}
+
+func (g *Game) connectCharacter(sess *net.Session, name string) {
+	g.charsMu.Lock()
+	if existing := g.loggedInChars[name]; existing != nil {
+		g.charsMu.Unlock()
+		sess.WriteLine("This character is logged in elsewhere.")
+		sess.State = net.StateMenu
+		g.showMenu(sess)
+		return
+	}
+
+	p, err := g.AccountStore.LoadCharacter(name)
+	if err != nil {
+		g.charsMu.Unlock()
+		sess.WriteLine(fmt.Sprintf("Error loading character: %v", err))
+		sess.State = net.StateMenu
+		g.showMenu(sess)
+		return
+	}
+
+	sess.Player = p
+	sess.State = net.StateGame
+	g.loggedInChars[name] = sess
+	g.charsMu.Unlock()
+
+	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)
+	sess.Write("\r\n> ")
+}
+
+func (g *Game) handleRenameAccount(sess *net.Session, input string) {
+	newName := strings.TrimSpace(input)
+	if newName == "" {
+		sess.Write("New account name: ")
+		return
+	}
+	oldName := sess.Account.Name
+	if newName == oldName {
+		sess.WriteLine("That's already your account name.")
+		g.showMenu(sess)
+		return
+	}
+	if g.AccountStore.AccountExists(newName) {
+		sess.WriteLine("An account with that name already exists.")
+		sess.Write("New account name: ")
+		return
+	}
+
+	oldPath := g.AccountStore.AccountPath(oldName)
+	newPath := g.AccountStore.AccountPath(newName)
+	if err := os.Rename(oldPath, newPath); err != nil {
+		sess.WriteLine(fmt.Sprintf("Error renaming account: %v", err))
+		g.showMenu(sess)
+		return
+	}
+
+	sess.Account.Name = newName
+	sess.WriteLine(fmt.Sprintf("Account renamed to %s.", newName))
+	g.showMenu(sess)
+}
+
+func (g *Game) handleRenameChar(sess *net.Session, input string) {
+	name := strings.TrimSpace(input)
+	if idx, err := parseIndex(name); err == nil && idx > 0 && idx <= len(sess.Account.Characters) {
+		sess.PendingChar = sess.Account.Characters[idx-1]
+	} else {
+		sess.PendingChar = name
+	}
+
+	found := false
+	for _, c := range sess.Account.Characters {
+		if c == sess.PendingChar {
+			found = true
+			break
+		}
+	}
+	if !found {
+		sess.WriteLine(fmt.Sprintf("No character named %s on this account.", sess.PendingChar))
+		g.showMenu(sess)
+		return
+	}
+
+	sess.State = net.StateRenameCharName
+	sess.WriteLine(fmt.Sprintf("Renaming %s.", sess.PendingChar))
+	sess.Write("New name: ")
+}
+
+func (g *Game) handleRenameCharName(sess *net.Session, input string) {
+	newName := strings.TrimSpace(input)
+	oldName := sess.PendingChar
+	if newName == "" {
+		sess.Write("New name: ")
+		return
+	}
+	if newName == oldName {
+		sess.WriteLine("That's already the character's name.")
+		g.showMenu(sess)
+		return
+	}
+	if g.AccountStore.CharacterExists(newName) {
+		sess.WriteLine("A character with that name already exists.")
+		sess.Write("New name: ")
+		return
+	}
+
+	oldPath := g.AccountStore.CharPath(oldName)
+	newPath := g.AccountStore.CharPath(newName)
+	if err := os.Rename(oldPath, newPath); err != nil {
+		sess.WriteLine(fmt.Sprintf("Error renaming: %v", err))
+		g.showMenu(sess)
+		return
+	}
+
+	p, _ := g.AccountStore.LoadCharacter(newName)
+	if p != nil {
+		p.Name = newName
+		g.AccountStore.SaveCharacter(p)
+	}
+
+	acc, _ := g.AccountStore.LoadAccount(sess.Account.Name)
+	for i, c := range acc.Characters {
+		if c == oldName {
+			acc.Characters[i] = newName
+			break
+		}
+	}
+	g.AccountStore.SaveAccount(acc)
+	sess.Account.Characters = acc.Characters
+
+	sess.PendingChar = ""
+	sess.WriteLine(fmt.Sprintf("%s renamed to %s.", oldName, newName))
+	g.showMenu(sess)
+}
+
+func (g *Game) showDeleteConfirm(sess *net.Session) {
+	sess.State = net.StateDeleteChar
+	sess.WriteLine(fmt.Sprintf("\nDelete %s? Type DELETE %s to confirm, or anything else to cancel.", sess.PendingChar, sess.PendingChar))
+}
+
+func (g *Game) handleDeleteChar(sess *net.Session, input string) {
+	if sess.PendingChar == "" {
+		name := strings.TrimSpace(input)
+		if idx, err := parseIndex(name); err == nil && idx > 0 && idx <= len(sess.Account.Characters) {
+			sess.PendingChar = sess.Account.Characters[idx-1]
+		} else {
+			sess.PendingChar = name
+		}
+		found := false
+		for _, c := range sess.Account.Characters {
+			if c == sess.PendingChar {
+				found = true
+				break
+			}
+		}
+		if !found {
+			sess.WriteLine(fmt.Sprintf("No character named %s on this account.", sess.PendingChar))
+			sess.PendingChar = ""
+			g.showMenu(sess)
+			return
+		}
+		g.showDeleteConfirm(sess)
+		return
+	}
+
+	input = strings.TrimSpace(input)
+	expected := "DELETE " + sess.PendingChar
+	if strings.ToUpper(input) != strings.ToUpper(expected) {
+		sess.WriteLine("Delete cancelled.")
+		sess.PendingChar = ""
+		g.showMenu(sess)
+		return
+	}
+
+	charPath := g.AccountStore.CharPath(sess.PendingChar)
+	if err := os.Remove(charPath); err != nil {
+		sess.WriteLine(fmt.Sprintf("Error deleting: %v", err))
+		sess.PendingChar = ""
+		g.showMenu(sess)
+		return
+	}
+
+	acc, _ := g.AccountStore.LoadAccount(sess.Account.Name)
+	var newChars []string
+	for _, c := range acc.Characters {
+		if c != sess.PendingChar {
+			newChars = append(newChars, c)
+		}
+	}
+	acc.Characters = newChars
+	g.AccountStore.SaveAccount(acc)
+	sess.Account.Characters = newChars
+
+	sess.WriteLine(fmt.Sprintf("%s has been deleted.", sess.PendingChar))
+	sess.PendingChar = ""
+	g.showMenu(sess)
+}
+
+func (g *Game) handlePurgeAccount(sess *net.Session, input string) {
+	input = strings.TrimSpace(input)
+	expected := "PURGE " + sess.Account.Name
+	if strings.ToUpper(input) != strings.ToUpper(expected) {
+		sess.WriteLine("Purge cancelled.")
+		g.showMenu(sess)
+		return
+	}
+
+	for _, name := range sess.Account.Characters {
+		os.Remove(g.AccountStore.CharPath(name))
+	}
+
+	os.Remove(g.AccountStore.AccountPath(sess.Account.Name))
+
+	sess.WriteLine(fmt.Sprintf("Account %s has been purged. Thanks for playing.", sess.Account.Name))
+	sess.Conn.Close()
+}