github.com/voedger/voedger@v0.0.0-20240520144910-273e84102129/pkg/sys/describe/impl.go (about)

     1  /*
     2   * Copyright (c) 2020-present unTill Pro, Ltd.
     3   */
     4  
     5  package describe
     6  
     7  import (
     8  	"context"
     9  	"encoding/json"
    10  	"strings"
    11  
    12  	"github.com/voedger/voedger/pkg/istructs"
    13  )
    14  
    15  func provideQryDescribePackageNames(asp istructs.IAppStructsProvider, appQName istructs.AppQName) func(ctx context.Context, args istructs.ExecQueryArgs, callback istructs.ExecQueryCallback) (err error) {
    16  	return func(ctx context.Context, args istructs.ExecQueryArgs, callback istructs.ExecQueryCallback) (err error) {
    17  		as, err := asp.AppStructs(appQName)
    18  		if err != nil {
    19  			return err
    20  		}
    21  		names := as.DescribePackageNames()
    22  		namesStr := strings.Join(names, ",")
    23  		return callback(&result{res: namesStr})
    24  	}
    25  }
    26  
    27  func provideQryDescribePackage(asp istructs.IAppStructsProvider, appQName istructs.AppQName) func(ctx context.Context, args istructs.ExecQueryArgs, callback istructs.ExecQueryCallback) (err error) {
    28  	return func(ctx context.Context, args istructs.ExecQueryArgs, callback istructs.ExecQueryCallback) (err error) {
    29  		as, err := asp.AppStructs(appQName)
    30  		if err != nil {
    31  			return err
    32  		}
    33  
    34  		packageName := args.ArgumentObject.AsString(field_PackageName)
    35  		packageDescription := as.DescribePackage(packageName)
    36  
    37  		b, err := json.Marshal(packageDescription)
    38  		if err != nil {
    39  			return err
    40  		}
    41  
    42  		return callback(&result{res: string(b)})
    43  	}
    44  }
    45  
    46  func (r *result) AsString(string) string {
    47  	return r.res
    48  }