Move darkstorm_backend to just backend

Added MongoDB instances of DB tables
Updated some DB interfaces
Added logging to count cleanup

internal/backend/db/mongo.go

@@ -0,0 +1,83 @@
+package db
+
+import (
+	"context"
+
+	"github.com/CalebQ42/darkstorm-server/internal/backend"
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/mongo"
+)
+
+type MongoTable[T backend.IDStruct] struct {
+	col *mongo.Collection
+}
+
+func NewMongoTable[T backend.IDStruct](col *mongo.Collection) *MongoTable[T] {
+	return &MongoTable[T]{
+		col: col,
+	}
+}
+
+func (m *MongoTable[T]) Get(ID string) (data *T, err error) {
+	res := m.col.FindOne(context.Background(), bson.M{"_id": ID})
+	if res.Err() == mongo.ErrNoDocuments {
+		return nil, backend.ErrNotFound
+	} else if res.Err() != nil {
+		return nil, res.Err()
+	}
+	var out T
+	err = res.Decode(&out)
+	return &out, err
+}
+
+func (m *MongoTable[T]) Find(values map[string]any) ([]T, error) {
+	res, err := m.col.Find(context.Background(), values)
+	if err == mongo.ErrNoDocuments {
+		return nil, backend.ErrNotFound
+	} else if err != nil {
+		return nil, err
+	}
+	var out []T
+	err = res.All(context.Background(), &out)
+	return out, err
+}
+
+func (m *MongoTable[T]) Insert(data T) error {
+	_, err := m.col.InsertOne(context.Background(), data)
+	return err
+}
+
+func (m *MongoTable[T]) Remove(ID string) error {
+	res := m.col.FindOneAndDelete(context.Background(), bson.M{"_id": ID})
+	return res.Err()
+}
+
+func (m *MongoTable[T]) FullUpdate(ID string, data T) error {
+	res := m.col.FindOneAndReplace(context.Background(), bson.M{"_id": ID}, data)
+	if res.Err() == mongo.ErrNoDocuments {
+		return backend.ErrNotFound
+	}
+	return res.Err()
+}
+
+func (m *MongoTable[T]) PartUpdate(ID string, update map[string]any) error {
+	res := m.col.FindOneAndUpdate(context.Background(), bson.M{"_id": ID}, update)
+	if res.Err() == mongo.ErrNoDocuments {
+		return backend.ErrNotFound
+	}
+	return res.Err()
+}
+
+func (m *MongoTable[CountLog]) RemoveOldLogs(date int) {
+	m.col.DeleteMany(context.Background(), bson.M{"date": bson.M{"$lt": date}})
+}
+func (m *MongoTable[CountLog]) Count(platform string) (int, error) {
+	var filter bson.M
+	if platform == "" || platform == "all" {
+		filter = bson.M{}
+	} else {
+		filter = bson.M{"platform": platform}
+	}
+	out, err := m.col.CountDocuments(context.Background(), filter)
+	return int(out), err
+}