1 files changed, 25 insertions, 28 deletions

diff --git a/steam/steam.go b/steam/steam.go
index 03fa51e..418cbf4 100644
--- a/steam/steam.go
+++ b/steam/steam.go
@@ -6,15 +6,21 @@ package steam
 import (
 	"errors"
 	"fmt"
-	"io/ioutil"
+	"os"
 	"regexp"
+	"riedstra.dev/mitch/steam-export/tasks"
 	"sync"
+
+	"github.com/barkimedes/go-deepcopy"
 )
 
 var (
-	E_GameDoesNotExist  = errors.New("Game does not exist")
-	E_BadURI            = errors.New("The URI supplied is not understood")
-	E_OperationConflict = errors.New("Another conflicting job is running on this game right now")
+	E_GameDoesNotExist  = errors.New("game does not exist")
+	E_BadURI            = errors.New("the URI supplied is not understood")
+	E_OperationConflict = errors.New("another conflicting job is running on this game right now")
+	E_NoEstimatedSize   = errors.New("expected an estimated size, got nil")
+	E_LibraryLocked     = errors.New("cannot process library with actions running, library is locked")
+	E_LibraryNoCommon   = errors.New("no common directory")
 )
 
 // Library is used to represent the steam library, the Games map is populated
@@ -26,19 +32,11 @@ var (
 type Library struct {
 	folder string
 	games  map[string]*Game
-	status *Jobs
+	status *tasks.Group
 
 	m sync.Mutex
 }
 
-// Game represents an actual game in the steam Library. The purpose is only
-// to provide info on a game.
-type Game struct {
-	Name        string `json:"Name" example:"Doom"`
-	LibraryPath string `json:"LibraryPath" example:"C:\\Program Files (x86)\\Steam\\steamapps"`
-	Size        int64  `json:"Size" example:"12345"`
-}
-
 var slugregexp = regexp.MustCompile(`[^-0-9A-Za-z_:.]`)
 
 // Slug returns a safer version of the name with spaces and other chars
@@ -51,10 +49,7 @@ func (g Game) Slug() string {
 // if any
 func NewLibrary(path string) (*Library, error) {
 	l := &Library{
-		status: &Jobs{
-			running:  make([]*Job, 0),
-			previous: make([]*Job, 0),
-		},
+		status: tasks.NewGroup(),
 	}
 	err := l.ProcessLibrary(path)
 	if err != nil {
@@ -84,16 +79,18 @@ func (l *Library) Folder() string {
 func (l *Library) Games() map[string]*Game {
 	l.m.Lock()
 	defer l.m.Unlock()
-	return l.games
+	g := deepcopy.MustAnything(l.games)
+	return g.(map[string]*Game)
 }
 
-// Jobs returns the current *Jobs struct which can be used to keep track
-// of any long running operations on the library as well as any errors
+// Status returns the current Jobs struct which can be used to keep track
+// of any long-running operations on the library as well as any errors
 // encountered along the way
-func (l *Library) Status() Jobs {
+func (l *Library) Status() *tasks.Group {
 	l.m.Lock()
 	defer l.m.Unlock()
-	return *l.status
+	s2 := deepcopy.MustAnything(l.status)
+	return s2.(*tasks.Group)
 }
 
 // Refresh simply calls ProcessLibrary to refresh the entire contents of the
@@ -105,19 +102,19 @@ func (l *Library) Refresh() error {
 // ProcessLibrary Populates the "Folder" and "Games" fields based on the
 // provided directory. Returns an error if any jobs are currently running
 func (s *Library) ProcessLibrary(r string) error {
-	if s.status.Running() {
-		return errors.New("Cannot process library with actions running")
+	if len(s.status.Running()) > 0 {
+		return E_LibraryLocked
 	}
 
 	if !hasCommon(r) {
-		return fmt.Errorf("No common directory in: %s", r)
+		return fmt.Errorf("in: '%s': %w", r, E_LibraryNoCommon)
 	}
 
 	s.m.Lock()
 	defer s.m.Unlock()
 	s.games = make(map[string]*Game)
 
-	dirs, err := ioutil.ReadDir(r + "/common")
+	dirs, err := os.ReadDir(r + "/common")
 	if err != nil {
 		return err
 	}
@@ -128,7 +125,7 @@ func (s *Library) ProcessLibrary(r string) error {
 				Name:        f.Name(),
 				LibraryPath: r,
 			}
-			g.SetSizeInfo()
+			_ = g.SetSizeInfo()
 
 			s.games[f.Name()] = g
 		}
@@ -147,7 +144,7 @@ func (s *Library) String() (str string) {
 }
 
 func hasCommon(d string) bool {
-	dirs, err := ioutil.ReadDir(d)
+	dirs, err := os.ReadDir(d)
 	if err != nil {
 		return false
 	}