Add fix command

fix.go

@@ -0,0 +1,46 @@
+package main
+
+import (
+	"os"
+
+	"github.com/genjidb/genji"
+	"github.com/urfave/cli/v2"
+	"go.arsenm.dev/logger/log"
+	"go.arsenm.dev/lure/internal/config"
+	"go.arsenm.dev/lure/internal/db"
+	"go.arsenm.dev/lure/internal/repos"
+)
+
+func fixCmd(c *cli.Context) error {
+	gdb.Close()
+
+	err := os.RemoveAll(config.CacheDir)
+	if err != nil {
+		log.Fatal("Unable to remove cache directory").Err(err).Send()
+	}
+
+	err = os.MkdirAll(config.CacheDir, 0o755)
+	if err != nil {
+		log.Fatal("Unable to create new cache directory").Err(err).Send()
+	}
+
+	gdb, err = genji.Open(config.DBPath)
+	if err != nil {
+		log.Fatal("Unable to create new database").Err(err).Send()
+	}
+
+	// Make sure the DB is rebuilt when repos are pulled
+	config.DBPresent = false
+
+	err = db.Init(gdb)
+	if err != nil {
+		log.Fatal("Error initializing database").Err(err).Send()
+	}
+
+	err = repos.Pull(c.Context, gdb, cfg.Repos)
+	if err != nil {
+		log.Fatal("Error pulling repos").Err(err).Send()
+	}
+
+	return nil
+}

main.go

@@ -146,6 +146,11 @@ func main() {
 				Aliases: []string{"ref"},
 				Action:  refreshCmd,
 			},
+			{
+				Name:   "fix",
+				Usage:  "Attempt to fix problems with LURE",
+				Action: fixCmd,
+			},
 			{
 				Name:   "version",
 				Usage:  "Display the current LURE version and exit",