Add FindPkgs to repos package

internal/repos/find.go

@@ -0,0 +1,61 @@
+package repos
+
+import (
+	"github.com/genjidb/genji"
+	"github.com/genjidb/genji/document"
+	"github.com/genjidb/genji/types"
+	"go.arsenm.dev/lure/internal/db"
+)
+
+func FindPkgs(gdb *genji.DB, pkgs []string) (map[string][]db.Package, error) {
+	found := map[string][]db.Package{}
+
+	for _, pkgName := range pkgs {
+		result, err := db.GetPkgs(gdb, "name LIKE ?", pkgName)
+		if err != nil {
+			return nil, err
+		}
+
+		added := 0
+		err = result.Iterate(func(d types.Document) error {
+			var pkg db.Package
+			err = document.StructScan(d, &pkg)
+			if err != nil {
+				return err
+			}
+
+			added++
+			found[pkgName] = append(found[pkgName], pkg)
+			return nil
+		})
+		result.Close()
+		if err != nil {
+			return nil, err
+		}
+
+		if added == 0 {
+			result, err := db.GetPkgs(gdb, "? IN provides", pkgName)
+			if err != nil {
+				return nil, err
+			}
+
+			err = result.Iterate(func(d types.Document) error {
+				var pkg db.Package
+				err = document.StructScan(d, &pkg)
+				if err != nil {
+					return err
+				}
+
+				added++
+				found[pkgName] = append(found[pkgName], pkg)
+				return nil
+			})
+			result.Close()
+			if err != nil {
+				return nil, err
+			}
+		}
+	}
+
+	return found, nil
+}