114 lines
3.1 KiB
Go
114 lines
3.1 KiB
Go
// Package config 解析 client.yaml / server.yaml 配置（设计.md §14）。
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package config
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import (
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"fmt"
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"os"
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"gopkg.in/yaml.v3"
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)
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// ClientConfig 客户端配置（设计.md §14.2）。
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type ClientConfig struct {
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Client struct {
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WindowWidth int `yaml:"window_width"`
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WindowHeight int `yaml:"window_height"`
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WindowTitle string `yaml:"window_title"`
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VSync bool `yaml:"vsync"`
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FOV float64 `yaml:"fov"`
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RenderDistance int `yaml:"render_distance"`
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Language string `yaml:"language"`
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Graphics struct {
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SmoothLighting bool `yaml:"smooth_lighting"`
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Mipmap bool `yaml:"mipmap"`
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Anisotropic int `yaml:"anisotropic"`
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} `yaml:"graphics"`
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Audio struct {
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Volume float64 `yaml:"volume"`
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Music bool `yaml:"music"`
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} `yaml:"audio"`
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} `yaml:"client"`
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}
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// DefaultClient 客户端默认配置。
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func DefaultClient() *ClientConfig {
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c := &ClientConfig{}
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c.Client.WindowWidth = 1280
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c.Client.WindowHeight = 720
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c.Client.WindowTitle = "年糕历险记"
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c.Client.VSync = true
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c.Client.FOV = 70
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c.Client.RenderDistance = 12
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c.Client.Language = "zh_cn"
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c.Client.Graphics.SmoothLighting = true
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c.Client.Graphics.Mipmap = true
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c.Client.Graphics.Anisotropic = 4
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c.Client.Audio.Volume = 1.0
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c.Client.Audio.Music = true
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return c
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}
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// ServerConfig 服务器配置（设计.md §14.1）。
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type ServerConfig struct {
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Server struct {
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Port int `yaml:"port"`
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MaxPlayers int `yaml:"max_players"`
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ViewDistance int `yaml:"view_distance"`
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TickRate int `yaml:"tick_rate"`
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} `yaml:"server"`
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World struct {
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Seed int64 `yaml:"seed"`
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Name string `yaml:"name"`
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Generator struct {
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BiomeScale float64 `yaml:"biome_scale"`
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HeightScale float64 `yaml:"height_scale"`
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CaveDensity float64 `yaml:"cave_density"`
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} `yaml:"generator"`
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} `yaml:"world"`
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Mods struct {
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Enabled bool `yaml:"enabled"`
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Directory string `yaml:"directory"`
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AllowScripts bool `yaml:"allow_scripts"`
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ScriptTimeoutMS int `yaml:"script_timeout_ms"`
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HotReload bool `yaml:"hot_reload"`
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} `yaml:"mods"`
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}
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// DefaultServer 服务器默认配置。
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func DefaultServer() *ServerConfig {
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c := &ServerConfig{}
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c.Server.Port = 25565
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c.Server.MaxPlayers = 20
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c.Server.ViewDistance = 10
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c.Server.TickRate = 20
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c.World.Seed = 123456789
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c.World.Name = "NewWorld"
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c.World.Generator.BiomeScale = 0.005
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c.World.Generator.HeightScale = 0.01
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c.World.Generator.CaveDensity = 0.1
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c.Mods.Enabled = true
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c.Mods.Directory = "mods"
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c.Mods.AllowScripts = true
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c.Mods.ScriptTimeoutMS = 5
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return c
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}
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// Load 读取 YAML 配置；文件不存在时返回 defaults（零拷贝不可行则回退默认构造）。
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func Load[T any](path string, defaults *T) (*T, error) {
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b, err := os.ReadFile(path)
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if err != nil {
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if os.IsNotExist(err) {
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return defaults, nil
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}
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return nil, fmt.Errorf("config.Load %s: %w", path, err)
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}
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out := new(T)
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if defaults != nil {
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*out = *defaults
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}
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if err := yaml.Unmarshal(b, out); err != nil {
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return nil, fmt.Errorf("config.Load %s: %w", path, err)
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}
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return out, nil
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}
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