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package
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 Go to latest Published: Jun 3, 2025 License: MIT Imports: 8 Imported by: 0

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Constants

View Source 
const FABRIC_PROFILES_URL = "https://meta.fabricmc.net/v2/versions/loader/%s/%s/profile/json"
View Source 
const FABRIC_VERSIONS_URL = "https://meta.fabricmc.net/v2/versions/loader"
View Source 
const MAVEN_REPO_URL = "https://repo.maven.apache.org/maven2/%s"
View Source 
const MINECRAFT_RESOURCES_URL = "https://resources.download.minecraft.net/%s/%s"
View Source 
const QUILT_PROFILES_URL = "https://meta.quiltmc.org/v3/versions/loader/%s/%s/profile/json"
View Source 
const QUILT_VERSIONS_URL = "https://meta.quiltmc.org/v3/versions/loader"
View Source 
const VERSION_MANIFEST_URL = "https://piston-meta.mojang.com/mc/game/version_manifest_v2.json"

Variables

This section is empty.

Functions

This section is empty.

Types

type Artifact 

type Artifact struct {
	Path string `json:"path"`
	Sha1 string `json:"sha1"`
	Size int    `json:"size"`
	URL  string `json:"url"`
}

type AssetIndex 

type AssetIndex struct {
	Objects map[string]AssetObject `json:"objects"`
}

type AssetObject 

type AssetObject struct {
	Hash string `json:"hash"`
	Size int    `json:"size"`
}

type FabricLoader 

type FabricLoader string

FabricLoader represents a variant of the Fabric mod loader. 

const (
	FabricLoaderStandard FabricLoader = "fabric" // FabricMC - https://fabricmc.net
	FabricLoaderQuilt    FabricLoader = "quilt"  // Quilt - https://quiltmc.org
)

func (FabricLoader) String 

func (fabricLoader FabricLoader) String() string

type FabricMeta 

type FabricMeta struct {
	ID           string `json:"id"`
	InheritsFrom string `json:"inheritsFrom"`
	ReleaseTime  string `json:"releaseTime"`
	Time         string `json:"time"`
	Type         string `json:"type"`
	MainClass    string `json:"mainClass"`
	Arguments    struct {
		Game []any    `json:"game"`
		Jvm  []string `json:"jvm"`
	} `json:"arguments"`
	Libraries []Library
}

func GetFabricMeta 

func GetFabricMeta(gameVersion string, loaderVersion string, fabricLoader FabricLoader) (FabricMeta, error)

GetFabricMeta retrieves the launcher metadata for a loader version and game version of the specified Fabric variant.

type FabricVersionList 

type FabricVersionList []struct {
	Separator string `json:"separator"`
	Build     int    `json:"build"`
	Maven     string `json:"maven"`
	Version   string `json:"version"`
	Stable    bool   `json:"stable"`
}

func GetFabricVersions 

func GetFabricVersions(fabricLoader FabricLoader) (FabricVersionList, error)

GetFabricVersions retrieves a list of all versions of the specified Fabric variant.

type Library 

type Library struct {
	Downloads struct {
		Artifact Artifact `json:"artifact"`
	} `json:"downloads"`
	Name string `json:"name"`
	// these fields are present in Fabric libraries that don't contain a 'downloads' field
	URL   string `json:"url,omitempty"`
	Sha1  string `json:"sha1,omitempty"`
	Size  int    `json:"size,omitempty"`
	Rules []struct {
		Action string `json:"action"`
		Os     struct {
			Name string `json:"name"`
		} `json:"os"`
	} `json:"rules,omitempty"`
}

func GetMavenLibrary 

func GetMavenLibrary(name string, path string) Library

GetMavenLibrary returns library metadata for the specified name and path in the Maven repository.

type VersionManifest 

type VersionManifest struct {
	Latest struct {
		Release  string `json:"release"`
		Snapshot string `json:"snapshot"`
	} `json:"latest"`
	Versions []struct {
		ID              string    `json:"id"`
		Type            string    `json:"type"`
		URL             string    `json:"url"`
		Time            time.Time `json:"time"`
		ReleaseTime     time.Time `json:"releaseTime"`
		Sha1            string    `json:"sha1"`
		ComplianceLevel int       `json:"complianceLevel"`
	} `json:"versions"`
}

func GetVersionManifest 

func GetVersionManifest() (VersionManifest, error)

GetVersionManifest retrieves the Mojang version manifest which lists all game versions.

type VersionMeta 

type VersionMeta struct {
	Arguments struct {
		Game []any `json:"game"`
		Jvm  []any `json:"jvm"`
	} `json:"arguments"`
	AssetIndex struct {
		ID        string `json:"id"`
		Sha1      string `json:"sha1"`
		Size      int    `json:"size"`
		TotalSize int    `json:"totalSize"`
		URL       string `json:"url"`
	} `json:"assetIndex"`
	Assets          string `json:"assets"`
	ComplianceLevel int    `json:"complianceLevel"`
	Downloads       struct {
		Client struct {
			Sha1 string `json:"sha1"`
			Size int    `json:"size"`
			URL  string `json:"url"`
		} `json:"client"`
		ClientMappings struct {
			Sha1 string `json:"sha1"`
			Size int    `json:"size"`
			URL  string `json:"url"`
		} `json:"client_mappings"`
		Server struct {
			Sha1 string `json:"sha1"`
			Size int    `json:"size"`
			URL  string `json:"url"`
		} `json:"server"`
		ServerMappings struct {
			Sha1 string `json:"sha1"`
			Size int    `json:"size"`
			URL  string `json:"url"`
		} `json:"server_mappings"`
	} `json:"downloads"`
	ID          string `json:"id"`
	JavaVersion struct {
		Component    string `json:"component"`
		MajorVersion int    `json:"majorVersion"`
	} `json:"javaVersion"`
	Libraries []Library `json:"libraries"`
	Logging   struct {
		Client struct {
			Argument string `json:"argument"`
			File     struct {
				ID   string `json:"id"`
				Sha1 string `json:"sha1"`
				Size int    `json:"size"`
				URL  string `json:"url"`
			} `json:"file"`
			Type string `json:"type"`
		} `json:"client"`
	} `json:"logging"`
	MainClass              string    `json:"mainClass"`
	MinimumLauncherVersion int       `json:"minimumLauncherVersion"`
	ReleaseTime            time.Time `json:"releaseTime"`
	Time                   time.Time `json:"time"`
	Type                   string    `json:"type"`
}

func GetVersionMeta 

func GetVersionMeta(id string) (VersionMeta, error)

GetVersionMeta retrieves the version metadata for a specified version from the version manifest.

Source Files

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