68 lines
1.8 KiB
Go
68 lines
1.8 KiB
Go
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package main
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io"
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"os"
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"path/filepath"
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)
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type Instance struct {
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InstanceName string
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ModpackId string
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ModpackVersion string
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}
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type InstanceManager struct {
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instances []Instance
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app *App
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}
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func (i *InstanceManager)SearchInstances() {
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i.instances = []Instance{}
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dir := i.app.PrismLauncher.GetInstanceDir()
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if _, err := os.Stat(dir); err != nil {
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return
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}
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subdirs, _ := os.ReadDir(dir)
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for _, d := range subdirs {
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if !d.IsDir() {
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continue
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}
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if _, err := os.Stat(filepath.Join(dir, d.Name(), "instance.json")); err != nil {
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continue
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}
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f, _ := os.OpenFile(filepath.Join(dir, d.Name(), "instance.json"), os.O_RDONLY, 0755)
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defer f.Close()
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buff := new(bytes.Buffer)
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io.Copy(buff, f)
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instance := Instance{}
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json.Unmarshal(buff.Bytes(), &instance)
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fmt.Printf("Found Instance: %+v\n", instance)
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i.instances = append(i.instances, instance)
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}
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}
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func (i *InstanceManager)InstallModpack(modpack Modpack, instanceName string){
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i.app.Status(fmt.Sprintf("Installing %s", modpack.Name))
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version := modpack.Versions[len(modpack.Versions)-1]
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dname, _ := os.MkdirTemp("", "fclauncher-*")
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f, _ := os.OpenFile(filepath.Join(dname, instanceName+".mrpack"), os.O_CREATE|os.O_RDWR, 0755)
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defer f.Close()
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HttpDownload(modpack.Id + "/" + version.File, f, i.app.Ctx)
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i.app.PrismLauncher.ImportModpack(f.Name())
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instance := Instance{InstanceName: instanceName, ModpackVersion: version.Version, ModpackId: modpack.Id}
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i.instances = append(i.instances, instance)
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f, _ = os.OpenFile(filepath.Join(i.app.PrismLauncher.GetInstanceDir(), instanceName, "instance.json"), os.O_CREATE|os.O_RDWR, 0755)
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defer f.Close()
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data, _ := json.Marshal(instance)
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f.Write(data)
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}
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func (i *InstanceManager)GetInstances() []Instance{
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return i.instances
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}
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