packwiz/curseforge/install.go
2021-12-28 16:28:34 +00:00

383 lines
9.4 KiB
Go

package curseforge
import (
"bufio"
"errors"
"fmt"
"github.com/sahilm/fuzzy"
"github.com/spf13/viper"
"os"
"strings"
"github.com/packwiz/packwiz/core"
"github.com/spf13/cobra"
"gopkg.in/dixonwille/wmenu.v4"
)
const maxCycles = 20
type installableDep struct {
modInfo
fileInfo modFileInfo
}
// installCmd represents the install command
var installCmd = &cobra.Command{
Use: "install [mod]",
Short: "Install a mod from a curseforge URL, slug, ID or search",
Aliases: []string{"add", "get"},
Args: cobra.ArbitraryArgs,
Run: func(cmd *cobra.Command, args []string) {
pack, err := core.LoadPack()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
index, err := pack.LoadIndex()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
mcVersion, err := pack.GetMCVersion()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
var done bool
var modID, fileID int
// If mod/file IDs are provided in command line, use those
// TODO: use file id with slug if it exists?
if addonIDFlag != 0 {
modID = addonIDFlag
fileID = fileIDFlag
done = true
}
if (len(args) == 0 || len(args[0]) == 0) && !done {
fmt.Println("You must specify a mod.")
os.Exit(1)
}
// If there are more than 1 argument, go straight to searching - URLs/Slugs should not have spaces!
if !done && len(args) == 1 {
done, modID, fileID, err = getFileIDsFromString(args[0])
if err != nil {
fmt.Println(err)
os.Exit(1)
}
if !done {
done, modID, err = getModIDFromString(args[0])
// Ignore error, go to search instead (e.g. lowercase to search instead of as a slug)
if err != nil {
done = false
}
}
}
modInfoObtained := false
var modInfoData modInfo
if !done {
var cancelled bool
cancelled, modInfoData = searchCurseforgeInternal(args, mcVersion, getLoader(pack))
if cancelled {
return
}
done = true
modID = modInfoData.ID
modInfoObtained = true
}
if !done {
if err == nil {
fmt.Println("No mods found!")
os.Exit(1)
}
fmt.Println(err)
os.Exit(1)
}
if !modInfoObtained {
modInfoData, err = getModInfo(modID)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
}
var fileInfoData modFileInfo
fileInfoData, err = getLatestFile(modInfoData, mcVersion, fileID, getLoader(pack))
if err != nil {
fmt.Println(err)
os.Exit(1)
}
if len(fileInfoData.Dependencies) > 0 {
var depsInstallable []installableDep
var depIDPendingQueue []int
for _, dep := range fileInfoData.Dependencies {
if dep.Type == dependencyTypeRequired {
depIDPendingQueue = append(depIDPendingQueue, dep.ModID)
}
}
if len(depIDPendingQueue) > 0 {
fmt.Println("Finding dependencies...")
cycles := 0
var installedIDList []int
for len(depIDPendingQueue) > 0 && cycles < maxCycles {
if installedIDList == nil {
// Get modids of all mods
for _, modPath := range index.GetAllMods() {
mod, err := core.LoadMod(modPath)
if err == nil {
data, ok := mod.GetParsedUpdateData("curseforge")
if ok {
updateData, ok := data.(cfUpdateData)
if ok {
if updateData.ProjectID > 0 {
installedIDList = append(installedIDList, updateData.ProjectID)
}
}
}
}
}
}
// Remove installed IDs from dep queue
i := 0
for _, id := range depIDPendingQueue {
contains := false
for _, id2 := range installedIDList {
if id == id2 {
contains = true
break
}
}
for _, data := range depsInstallable {
if id == data.ID {
contains = true
break
}
}
if !contains {
depIDPendingQueue[i] = id
i++
}
}
depIDPendingQueue = depIDPendingQueue[:i]
depInfoData, err := getModInfoMultiple(depIDPendingQueue)
if err != nil {
fmt.Printf("Error retrieving dependency data: %s\n", err.Error())
}
depIDPendingQueue = depIDPendingQueue[:0]
for _, currData := range depInfoData {
depFileInfo, err := getLatestFile(currData, mcVersion, 0, getLoader(pack))
if err != nil {
fmt.Printf("Error retrieving dependency data: %s\n", err.Error())
continue
}
for _, dep := range depFileInfo.Dependencies {
if dep.Type == dependencyTypeRequired {
depIDPendingQueue = append(depIDPendingQueue, dep.ModID)
}
}
depsInstallable = append(depsInstallable, installableDep{
currData, depFileInfo,
})
}
cycles++
}
if cycles >= maxCycles {
fmt.Println("Dependencies recurse too deeply! Try increasing maxCycles.")
os.Exit(1)
}
if len(depsInstallable) > 0 {
fmt.Println("Dependencies found:")
for _, v := range depsInstallable {
fmt.Println(v.Name)
}
fmt.Print("Would you like to install them? [Y/n]: ")
answer, err := bufio.NewReader(os.Stdin).ReadString('\n')
if err != nil {
fmt.Println(err)
os.Exit(1)
}
ansNormal := strings.ToLower(strings.TrimSpace(answer))
if !(len(ansNormal) > 0 && ansNormal[0] == 'n') {
for _, v := range depsInstallable {
err = createModFile(v.modInfo, v.fileInfo, &index)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
fmt.Printf("Dependency \"%s\" successfully installed! (%s)\n", v.modInfo.Name, v.fileInfo.FileName)
}
}
} else {
fmt.Println("All dependencies are already installed!")
}
}
}
err = createModFile(modInfoData, fileInfoData, &index)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
err = index.Write()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
err = pack.UpdateIndexHash()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
err = pack.Write()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
fmt.Printf("Mod \"%s\" successfully installed! (%s)\n", modInfoData.Name, fileInfoData.FileName)
},
}
// Used to implement interface for fuzzy matching
type modResultsList []modInfo
func (r modResultsList) String(i int) string {
return r[i].Name
}
func (r modResultsList) Len() int {
return len(r)
}
func searchCurseforgeInternal(args []string, mcVersion string, packLoaderType int) (bool, modInfo) {
fmt.Println("Searching CurseForge...")
searchTerm := strings.Join(args, " ")
// If there are more than one acceptable version, we shouldn't filter by game version at all (as we can't filter by multiple)
filterGameVersion := getCurseforgeVersion(mcVersion)
if len(viper.GetStringSlice("acceptable-game-versions")) > 0 {
filterGameVersion = ""
}
results, err := getSearch(searchTerm, filterGameVersion, packLoaderType)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
if len(results) == 0 {
fmt.Println("No mods found!")
os.Exit(1)
return false, modInfo{}
} else if len(results) == 1 {
return false, results[0]
} else {
// Fuzzy search on results list
fuzzySearchResults := fuzzy.FindFrom(searchTerm, modResultsList(results))
menu := wmenu.NewMenu("Choose a number:")
menu.Option("Cancel", nil, false, nil)
if len(fuzzySearchResults) == 0 {
for i, v := range results {
menu.Option(v.Name, v, i == 0, nil)
}
} else {
for i, v := range fuzzySearchResults {
menu.Option(results[v.Index].Name, results[v.Index], i == 0, nil)
}
}
var modInfoData modInfo
var cancelled bool
menu.Action(func(menuRes []wmenu.Opt) error {
if len(menuRes) != 1 || menuRes[0].Value == nil {
fmt.Println("Cancelled!")
cancelled = true
return nil
}
// Why is variable shadowing a thing!!!!
var ok bool
modInfoData, ok = menuRes[0].Value.(modInfo)
if !ok {
return errors.New("error converting interface from wmenu")
}
return nil
})
err = menu.Run()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
if cancelled {
return true, modInfo{}
}
return false, modInfoData
}
}
func getLatestFile(modInfoData modInfo, mcVersion string, fileID int, packLoaderType int) (modFileInfo, error) {
// For snapshots, curseforge doesn't put them in GameVersionLatestFiles
if fileID == 0 {
var fileInfoData modFileInfo
fileInfoObtained := false
for _, v := range modInfoData.LatestFiles {
// Choose "newest" version by largest ID
if matchGameVersions(mcVersion, v.GameVersions) && v.ID > fileID && matchLoaderTypeFileInfo(packLoaderType, v) {
fileID = v.ID
fileInfoData = v
fileInfoObtained = true
}
}
// TODO: change to timestamp-based comparison??
for _, v := range modInfoData.GameVersionLatestFiles {
// Choose "newest" version by largest ID
if matchGameVersion(mcVersion, v.GameVersion) && v.ID > fileID && matchLoaderType(packLoaderType, v.Modloader) {
fileID = v.ID
fileInfoObtained = false // Make sure we get the file info
}
}
if fileInfoObtained {
return fileInfoData, nil
}
}
if fileID == 0 {
return modFileInfo{}, errors.New("mod not available for the configured Minecraft version(s) (use the acceptable-game-versions option to accept more) or loader")
}
fileInfoData, err := getFileInfo(modInfoData.ID, fileID)
if err != nil {
return modFileInfo{}, err
}
return fileInfoData, nil
}
var addonIDFlag int
var fileIDFlag int
func init() {
curseforgeCmd.AddCommand(installCmd)
installCmd.Flags().IntVar(&addonIDFlag, "addon-id", 0, "The curseforge addon ID to use")
installCmd.Flags().IntVar(&fileIDFlag, "file-id", 0, "The curseforge file ID to use")
}