missing feature with bugs

serra.go

@@ -18,6 +18,7 @@ var opts struct {
 	Set     bool     `docopt:"set"`
 	Sets    bool     `docopt:"sets"`
 	Stats   bool     `docopt:"stats"`
+	Missing bool     `docopt:"missing"`
 	Update  bool     `docopt:"update"`
 	CardId  []string `docopt:"<cardid>"`
 	SetCode string   `docopt:"<setcode>,--set"`
@@ -35,6 +36,7 @@ Usage:
   serra remove <cardid>...
   serra cards [--rarity=<rarity>] [--set=<setcode>]
   serra card <cardid>...
+  serra missing <setcode>
   serra set <setcode>
   serra sets
   serra update
@@ -63,6 +65,8 @@ Options:
 		serra.ShowCard(opts.CardId)
 	} else if opts.Sets {
 		serra.Sets()
+	} else if opts.Missing {
+		serra.Missing(opts.SetCode)
 	} else if opts.Set {
 		serra.ShowSet(opts.SetCode)
 	} else if opts.Update {

src/serra/root.go

@@ -2,6 +2,7 @@ package serra
 
 import (
 	"fmt"
+	"strconv"
 	"strings"
 	"time"
 
@@ -156,6 +157,56 @@ func Sets() {
 
 }
 
+func Missing(setname string) error {
+
+	client := storage_connect()
+	coll := &Collection{client.Database("serra").Collection("cards")}
+	defer storage_disconnect(client)
+
+	// fetch all cards in set
+	cards, err := coll.storage_find(bson.D{{"set", setname}}, bson.D{{"collectornumber", 1}})
+	if (err != nil) || len(cards) == 0 {
+		LogMessage(fmt.Sprintf("Error: Set %s not found or no card in your collection.", setname), "red")
+		return err
+	}
+
+	// fetch set informations
+	setcoll := &Collection{client.Database("serra").Collection("sets")}
+	sets, _ := setcoll.storage_find_set(bson.D{{"code", setname}}, bson.D{{"_id", 1}})
+	set := sets[0]
+
+	LogMessage(fmt.Sprintf("Missing cards in %s", sets[0].Name), "green")
+	var i int64
+	// iterate over all cards in set
+	for i = 1; i < set.CardCount; i++ {
+		fmt.Printf("Checking usg/%d\n", i)
+		var found bool
+		found = false
+
+		// iterate over all cards in collection
+		for _, c := range cards {
+			found = false
+			// check if current card has collector number that we look for
+			if c.CollectorNumber == strconv.FormatInt(i, 16) {
+
+				// if yes, set found to true, and stop looking
+				found = true
+				break
+			}
+		}
+		if !found {
+			ncard, err := fetch_card(fmt.Sprintf("%s/%s", setname, strconv.FormatInt(i, 16)))
+			if err != nil {
+				continue
+			}
+
+			fmt.Printf("%s (%s)\n", ncard.Name, ncard.SetName)
+		}
+
+	}
+	return nil
+}
+
 func ShowSet(setname string) error {
 
 	client := storage_connect()