package wmo import ( "context" "go.mongodb.org/mongo-driver/mongo" "go.mongodb.org/mongo-driver/mongo/options" "gogs.mikescher.com/BlackForestBytes/goext/exerr" "gogs.mikescher.com/BlackForestBytes/goext/langext" ) func (c *Coll[TData]) Aggregate(ctx context.Context, pipeline mongo.Pipeline, opts ...*options.AggregateOptions) ([]TData, error) { for _, ppl := range c.extraModPipeline { pipeline = langext.ArrConcat(pipeline, ppl(ctx)) } cursor, err := c.coll.Aggregate(ctx, pipeline, opts...) if err != nil { return nil, exerr.Wrap(err, "mongo-aggregation failed").Any("pipeline", pipeline).Any("options", opts).Str("collection", c.Name()).Build() } res, err := c.decodeAll(ctx, cursor) if err != nil { return nil, exerr.Wrap(err, "failed to decode values").Build() } return res, nil } func (c *Coll[TData]) AggregateOneOpt(ctx context.Context, pipeline mongo.Pipeline, opts ...*options.AggregateOptions) (*TData, error) { for _, ppl := range c.extraModPipeline { pipeline = langext.ArrConcat(pipeline, ppl(ctx)) } cursor, err := c.coll.Aggregate(ctx, pipeline, opts...) if err != nil { return nil, exerr.Wrap(err, "mongo-aggregation failed").Any("pipeline", pipeline).Any("options", opts).Str("collection", c.Name()).Build() } if cursor.Next(ctx) { v, err := c.decodeSingle(ctx, cursor) if err != nil { return nil, exerr.Wrap(err, "failed to decode single value").Build() } return &v, nil } return nil, nil } func (c *Coll[TData]) AggregateOne(ctx context.Context, pipeline mongo.Pipeline, opts ...*options.AggregateOptions) (TData, error) { for _, ppl := range c.extraModPipeline { pipeline = langext.ArrConcat(pipeline, ppl(ctx)) } cursor, err := c.coll.Aggregate(ctx, pipeline, opts...) if err != nil { return *new(TData), exerr.Wrap(err, "mongo-aggregation failed").Any("pipeline", pipeline).Any("options", opts).Str("collection", c.Name()).Build() } if cursor.Next(ctx) { v, err := c.decodeSingle(ctx, cursor) if err != nil { return *new(TData), exerr.Wrap(err, "failed to decode single value").Build() } return v, nil } return *new(TData), exerr.Wrap(mongo.ErrNoDocuments, "no document in result").Build() }