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341 lines
8.9 KiB
Go
341 lines
8.9 KiB
Go
package main
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import (
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"fmt"
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"log"
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"math"
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"math/rand"
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"time"
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"git.zb-server.de/ZB-Server/EscapeFromTeacher/pkg/config"
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"git.zb-server.de/ZB-Server/EscapeFromTeacher/pkg/game"
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)
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// startOfflineGame initialisiert eine lokale Spielrunde ohne Server
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func (g *Game) startOfflineGame() {
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g.resetForNewGame()
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g.isOffline = true
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g.connected = false // Explizit offline
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g.appState = StateGame
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// Initialen GameState lokal erstellen
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g.stateMutex.Lock()
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g.gameState = game.GameState{
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Status: "RUNNING",
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RoomID: "offline_solo",
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Players: make(map[string]game.PlayerState),
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WorldChunks: []game.ActiveChunk{{ChunkID: "start", X: 0}},
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CurrentSpeed: config.RunSpeed,
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DifficultyFactor: 0,
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CollectedCoins: make(map[string]bool),
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CollectedPowerups: make(map[string]bool),
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}
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// Lokalen Spieler hinzufügen
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g.gameState.Players[g.playerName] = game.PlayerState{
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ID: g.playerName,
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Name: g.playerName,
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X: 100,
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Y: 200,
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IsAlive: true,
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}
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g.stateMutex.Unlock()
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g.offlineMovingPlatforms = nil
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// Initialer Chunk-Library Check
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if len(g.world.ChunkLibrary) == 0 {
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log.Println("⚠️ Warnung: Keine Chunks in Library geladen!")
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}
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g.roundStartTime = time.Now()
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g.predictedX = 100
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g.predictedY = 200
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g.currentSpeed = config.RunSpeed
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g.audio.PlayMusic()
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g.notifyGameStarted()
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log.Println("🕹️ Offline-Modus gestartet")
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}
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// updateOfflineLoop simuliert die Server-Logik lokal
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func (g *Game) updateOfflineLoop() {
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if !g.isOffline || g.gameState.Status != "RUNNING" {
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return
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}
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g.stateMutex.Lock()
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defer g.stateMutex.Unlock()
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elapsed := time.Since(g.roundStartTime).Seconds()
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// 1. Schwierigkeit & Speed
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g.gameState.DifficultyFactor = elapsed / config.MaxDifficultySeconds
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if g.gameState.DifficultyFactor > 1.0 {
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g.gameState.DifficultyFactor = 1.0
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}
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speedIncrease := g.gameState.DifficultyFactor * g.gameState.DifficultyFactor * 18.0
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g.gameState.CurrentSpeed = config.RunSpeed + speedIncrease
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g.currentSpeed = g.gameState.CurrentSpeed
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// 2. Scrolling
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g.gameState.ScrollX += g.currentSpeed
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// 3. Chunks nachladen
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mapEnd := 0.0
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for _, c := range g.gameState.WorldChunks {
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chunkDef := g.world.ChunkLibrary[c.ChunkID]
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end := c.X + float64(chunkDef.Width*config.TileSize)
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if end > mapEnd {
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mapEnd = end
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}
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}
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if mapEnd < g.gameState.ScrollX+2500 {
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g.spawnOfflineChunk(mapEnd)
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}
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// 4. Entferne alte Chunks
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if len(g.gameState.WorldChunks) > 5 {
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if g.gameState.WorldChunks[0].X < g.gameState.ScrollX-2000 {
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// Bereinige auch Moving Platforms des alten Chunks
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oldChunkID := g.gameState.WorldChunks[0].ChunkID
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newPlats := g.offlineMovingPlatforms[:0]
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for _, p := range g.offlineMovingPlatforms {
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if p.ChunkID != oldChunkID {
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newPlats = append(newPlats, p)
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}
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}
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g.offlineMovingPlatforms = newPlats
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g.gameState.WorldChunks = g.gameState.WorldChunks[1:]
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}
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}
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// 5. Update Moving Platforms
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g.updateOfflineMovingPlatforms()
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// 6. Player State Update (Score, Powerups, Collisions)
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p, ok := g.gameState.Players[g.playerName]
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if ok && p.IsAlive {
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// Basis-Score aus Distanz
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p.Score = int(g.gameState.ScrollX / 10)
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// Synchronisiere Prediction-State zurück in GameState (für Rendering)
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p.X = g.predictedX
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p.Y = g.predictedY
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p.VX = g.predictedVX
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p.VY = g.predictedVY
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p.OnGround = g.predictedGround
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p.OnWall = g.predictedOnWall
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// Lokale Kollisionsprüfung für Coins/Powerups
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g.checkOfflineCollisions(&p)
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// Powerup-Timer herunterschalten
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now := time.Now()
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if p.HasGodMode && now.After(g.godModeEndTime) {
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p.HasGodMode = false
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}
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if p.HasMagnet && now.After(g.magnetEndTime) {
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p.HasMagnet = false
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}
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if g.predictedHasDoubleJump && now.After(g.doubleJumpEndTime) {
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g.predictedHasDoubleJump = false
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p.HasDoubleJump = false
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}
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g.gameState.Players[g.playerName] = p
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}
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// Synchronisiere Plattform-Positionen für Renderer
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syncPlats := make([]game.MovingPlatformSync, len(g.offlineMovingPlatforms))
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for i, p := range g.offlineMovingPlatforms {
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syncPlats[i] = game.MovingPlatformSync{
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ChunkID: p.ChunkID,
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ObjectIdx: p.ObjectIdx,
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AssetID: p.AssetID,
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X: p.CurrentX,
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Y: p.CurrentY,
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}
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}
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g.gameState.MovingPlatforms = syncPlats
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}
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func (g *Game) spawnOfflineChunk(atX float64) {
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var pool []string
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for id := range g.world.ChunkLibrary {
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if id != "start" {
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pool = append(pool, id)
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}
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}
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if len(pool) > 0 {
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randomID := pool[rand.Intn(len(pool))]
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g.gameState.WorldChunks = append(g.gameState.WorldChunks, game.ActiveChunk{
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ChunkID: randomID,
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X: atX,
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})
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// Extrahiere Moving Platforms aus dem neuen Chunk
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chunkDef := g.world.ChunkLibrary[randomID]
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for i, obj := range chunkDef.Objects {
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asset, ok := g.world.Manifest.Assets[obj.AssetID]
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if ok && asset.Type == "moving_platform" && obj.MovingPlatform != nil {
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mp := obj.MovingPlatform
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p := &MovingPlatform{
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ChunkID: randomID,
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ObjectIdx: i,
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AssetID: obj.AssetID,
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StartX: atX + mp.StartX,
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StartY: mp.StartY,
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EndX: atX + mp.EndX,
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EndY: mp.EndY,
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Speed: mp.Speed,
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Direction: 1.0,
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IsActive: true,
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CurrentX: atX + mp.StartX,
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CurrentY: mp.StartY,
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HitboxW: asset.Hitbox.W,
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HitboxH: asset.Hitbox.H,
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DrawOffX: asset.DrawOffX,
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DrawOffY: asset.DrawOffY,
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HitboxOffX: asset.Hitbox.OffsetX,
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HitboxOffY: asset.Hitbox.OffsetY,
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}
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g.offlineMovingPlatforms = append(g.offlineMovingPlatforms, p)
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}
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}
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}
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}
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func (g *Game) updateOfflineMovingPlatforms() {
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for _, p := range g.offlineMovingPlatforms {
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if !p.IsActive {
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continue
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}
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dx := p.EndX - p.StartX
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dy := p.EndY - p.StartY
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dist := math.Sqrt(dx*dx + dy*dy)
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if dist < 1 {
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continue
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}
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vx := (dx / dist) * (p.Speed / 20.0) * p.Direction
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vy := (dy / dist) * (p.Speed / 20.0) * p.Direction
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p.CurrentX += vx
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p.CurrentY += vy
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// Ziel erreicht? Umkehren.
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if p.Direction > 0 {
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dToEnd := math.Sqrt(math.Pow(p.CurrentX-p.EndX, 2) + math.Pow(p.CurrentY-p.EndY, 2))
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if dToEnd < (p.Speed / 20.0) {
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p.Direction = -1.0
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}
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} else {
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dToStart := math.Sqrt(math.Pow(p.CurrentX-p.StartX, 2) + math.Pow(p.CurrentY-p.StartY, 2))
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if dToStart < (p.Speed / 20.0) {
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p.Direction = 1.0
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}
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}
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}
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}
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func (g *Game) checkOfflineCollisions(p *game.PlayerState) {
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// Hitbox des Spielers (Welt-Koordinaten)
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pW, pH := 40.0, 60.0 // Default
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pOffX, pOffY := 0.0, 0.0
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pDrawX, pDrawY := 0.0, 0.0
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if def, ok := g.world.Manifest.Assets["player"]; ok {
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pW = def.Hitbox.W
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pH = def.Hitbox.H
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pOffX = def.Hitbox.OffsetX
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pOffY = def.Hitbox.OffsetY
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pDrawX = def.DrawOffX
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pDrawY = def.DrawOffY
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}
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pRect := game.Rect{
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OffsetX: p.X + pDrawX + pOffX,
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OffsetY: p.Y + pDrawY + pOffY,
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W: pW,
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H: pH,
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}
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for _, ac := range g.gameState.WorldChunks {
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chunkDef := g.world.ChunkLibrary[ac.ChunkID]
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for i, obj := range chunkDef.Objects {
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asset, ok := g.world.Manifest.Assets[obj.AssetID]
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if !ok { continue }
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objID := fmt.Sprintf("%s_%d", ac.ChunkID, i)
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// 1. COINS
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if asset.Type == "coin" {
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if g.gameState.CollectedCoins[objID] { continue }
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coinX := ac.X + obj.X + asset.DrawOffX + asset.Hitbox.OffsetX
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coinY := obj.Y + asset.DrawOffY + asset.Hitbox.OffsetY
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// Magnet-Effekt?
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if p.HasMagnet {
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playerCenterX := pRect.OffsetX + pRect.W/2
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playerCenterY := pRect.OffsetY + pRect.H/2
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coinCenterX := coinX + asset.Hitbox.W/2
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coinCenterY := coinY + asset.Hitbox.H/2
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dist := math.Sqrt(math.Pow(playerCenterX - coinCenterX, 2) + math.Pow(playerCenterY - coinCenterY, 2))
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if dist < 300 {
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// Münze wird eingesammelt wenn im Magnet-Radius
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g.gameState.CollectedCoins[objID] = true
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p.Score += 200 // Bonus direkt auf Score
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g.audio.PlayCoin()
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continue
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}
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}
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coinRect := game.Rect{OffsetX: coinX, OffsetY: coinY, W: asset.Hitbox.W, H: asset.Hitbox.H}
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if game.CheckRectCollision(pRect, coinRect) {
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g.gameState.CollectedCoins[objID] = true
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p.Score += 200
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g.audio.PlayCoin()
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}
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}
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// 2. POWERUPS
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if asset.Type == "powerup" {
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if g.gameState.CollectedPowerups[objID] { continue }
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puRect := game.Rect{
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OffsetX: ac.X + obj.X + asset.DrawOffX + asset.Hitbox.OffsetX,
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OffsetY: obj.Y + asset.DrawOffY + asset.Hitbox.OffsetY,
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W: asset.Hitbox.W,
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H: asset.Hitbox.H,
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}
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if game.CheckRectCollision(pRect, puRect) {
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g.gameState.CollectedPowerups[objID] = true
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g.audio.PlayPowerUp()
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switch obj.AssetID {
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case "jumpboost":
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p.HasDoubleJump = true
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p.DoubleJumpUsed = false
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g.predictedHasDoubleJump = true
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g.predictedDoubleJumpUsed = false
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g.doubleJumpEndTime = time.Now().Add(15 * time.Second)
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case "godmode":
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p.HasGodMode = true
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g.godModeEndTime = time.Now().Add(10 * time.Second)
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case "magnet":
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p.HasMagnet = true
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g.magnetEndTime = time.Now().Add(8 * time.Second)
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}
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}
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}
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}
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}
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}
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