package domain

import "strconv"

type JavaVersion struct {
	VersionNums `json:"version"`
	Specifics   []JavaVersionSpecifics `json:"specifics"`
}

func (jVer *JavaVersion) GetVersionString() string {
	return strconv.Itoa(jVer.Major) + "." + strconv.Itoa(jVer.Minor) + "." + strconv.Itoa(jVer.Patch)
}

type JavaVersionSpecifics struct {
	Os   string `json:"os"`
	Arch string `json:"arch"`
	URL  string `json:"URL"`
	Sha1 string `json:"SHA1"`
}

func (jv *JavaVersion) FindOs(os string, arch string) *JavaVersionSpecifics {
	for _, s := range jv.Specifics {
		if s.Os == os && s.Arch == arch {
			return &s
		}
	}
	return nil
}

type VersionNums struct {
	Major int `json:"major"`
	Minor int `json:"minor"`
	Patch int `json:"patch"`
}

func (v *VersionNums) FillFromString(maj string, min string, patch string) error {
	iMaj, err := strconv.Atoi(maj)
	if err != nil {
		return err
	}

	iMin := 0
	iMin, err = strconv.Atoi(min)
	if err != nil {
		return err
	}

	iPatch := 0
	iPatch, err = strconv.Atoi(patch)
	if err != nil {
		return err
	}

	v.Major = iMaj
	v.Minor = iMin
	v.Patch = iPatch

	return nil
}

type Version struct {
	AssetIndex AssetIndex `json:"assetIndex"`
	Downloads  struct {
		Client Artifact `json:"client"`
		Server Artifact `json:"server"`
		Mods   struct {
			Required []ModArtifact `json:"required"`
		} `json:"mods"`
	} `json:"downloads"`
	ID        string `json:"id"`
	Libraries []Lib  `json:"libraries"`
	//ClientLog LogCfg
	MainClass   string `json:"mainClass"`
	GameArgs    []Argument
	JVMArgs     []Argument
	Type        string      `json:"type"`
	JavaVersion JavaVersion `json:"javaVersion"`
}

type AssetIndex struct {
	ID        string `json:"id"`
	TotalSize uint64 `json:"totalSize"`
	Artifact
}

// type Argument struct {
// 	Value string `json:"value"`
// 	Rules []Rule `json:"rules"`
// }

type JavaVersionClientDistribution struct { //TODO Rename
	Component    string `json:"component"`
	MajorVersion int    `json:"majorVersion"`
}

type Rule struct {
	Action RuleAct `json:"action" mapstructure:"action"`
	// OS information. All fields are regexes.
	OS struct {
		Name    string `json:"name" mapstructure:"name"`
		Version string `json:"version" mapstructure:"version"`
		Arch    string `json:"arch" mapstructure:"arch"`
	} `json:"os" mapstructure:"os"`
	Features struct {
		IsDemoUser          *bool `json:"is_demo_user" mapstructure:"is_demo_user"`
		HasCustomResolution *bool `json:"has_custom_resolution" mapstructure:"has_custom_resolution"`
	} `json:"features" mapstructure:"features"`
}

type RuleAct string

const (
	ActAllow    RuleAct = "allow"
	ActDisallow RuleAct = "disallow"
)

type LibClassifiers struct {
	JavaDoc      *Artifact `json:"javadoc"`
	NativesLinux *Artifact `json:"natives-linux"`
	NativesMacOS *Artifact `json:"natives-osx"`
	NativesWin   *Artifact `json:"natives-windows"`
	Sources      *Artifact `json:"sources"`
}

type Lib struct {
	Downloads struct {
		MainJar        *Artifact `json:"artifact"`
		LibClassifiers `json:"classifiers"`
	} `json:"downloads"`
	NativeSuffixes struct {
		Linux   string `json:"linux"`
		MacOS   string `json:"osx"`
		Windows string `json:"windows"`
	} `json:"natives"`
	Name         string `json:"name"`
	Rules        []Rule `json:"rules"`
	ExtractRules struct {
		Exclude []string `json:"exclude"`
	} `json:"extract"`
}

type Artifact struct {
	SHA1 string `json:"sha1"`
	Size uint64 `json:"size"`
	URL  string `json:"url"`
}

type ModArtifact struct {
	Artifact
	File    string
	Name    string
	Version string
}

type VersionMeta struct {
	ID   string `json:"id"`
	Type string `json:"type"`
	URL  string `json:"url"`

	Installed bool
}