github.com/TrueBlocks/trueblocks-core/src/apps/chifra@v0.0.0-20241022031540-b362680128f7/internal/blocks/handle_uniq.go (about)

     1  // Copyright 2021 The TrueBlocks Authors. All rights reserved.
     2  // Use of this source code is governed by a license that can
     3  // be found in the LICENSE file.
     4  
     5  package blocksPkg
     6  
     7  import (
     8  	"context"
     9  	"fmt"
    10  	"sort"
    11  
    12  	"github.com/TrueBlocks/trueblocks-core/src/apps/chifra/pkg/base"
    13  	"github.com/TrueBlocks/trueblocks-core/src/apps/chifra/pkg/identifiers"
    14  	"github.com/TrueBlocks/trueblocks-core/src/apps/chifra/pkg/logger"
    15  	"github.com/TrueBlocks/trueblocks-core/src/apps/chifra/pkg/output"
    16  	"github.com/TrueBlocks/trueblocks-core/src/apps/chifra/pkg/types"
    17  	"github.com/TrueBlocks/trueblocks-core/src/apps/chifra/pkg/uniq"
    18  	"github.com/TrueBlocks/trueblocks-core/src/apps/chifra/pkg/utils"
    19  )
    20  
    21  func (opts *BlocksOptions) HandleUniq(rCtx *output.RenderCtx) error {
    22  	chain := opts.Globals.Chain
    23  	testMode := opts.Globals.TestMode
    24  	nErrors := 0
    25  
    26  	fetchData := func(modelChan chan types.Modeler, errorChan chan error) {
    27  		apps, _, err := identifiers.IdsToApps(chain, opts.BlockIds)
    28  		if err != nil {
    29  			errorChan <- err
    30  			rCtx.Cancel()
    31  		}
    32  
    33  		if sliceOfMaps, cnt, err := types.AsSliceOfMaps[types.Appearance](apps, false); err != nil {
    34  			errorChan <- err
    35  			rCtx.Cancel()
    36  
    37  		} else if cnt == 0 {
    38  			errorChan <- fmt.Errorf("no blocks found for the query")
    39  			rCtx.Cancel()
    40  
    41  		} else {
    42  			showProgress := opts.Globals.ShowProgress()
    43  			bar := logger.NewBar(logger.BarOptions{
    44  				Enabled: showProgress,
    45  				Total:   int64(cnt),
    46  			})
    47  
    48  			for _, thisMap := range sliceOfMaps {
    49  				if rCtx.WasCanceled() {
    50  					return
    51  				}
    52  
    53  				for app := range thisMap {
    54  					thisMap[app] = new(types.Appearance)
    55  				}
    56  
    57  				apps := make([]types.Appearance, 0, len(thisMap))
    58  				iterFunc := func(app types.Appearance, value *types.Appearance) error {
    59  					bn := base.Blknum(app.BlockNumber)
    60  					procFunc := func(s *types.Appearance) error {
    61  						apps = append(apps, *s)
    62  						return nil
    63  					}
    64  
    65  					if err := uniq.GetUniqAddressesInBlock(chain, opts.Flow, opts.Conn, procFunc, bn); err != nil {
    66  						delete(thisMap, app)
    67  						return err
    68  					}
    69  					bar.Tick()
    70  					return nil
    71  				}
    72  
    73  				iterErrorChan := make(chan error)
    74  				iterCtx, iterCancel := context.WithCancel(context.Background())
    75  				defer iterCancel()
    76  				go utils.IterateOverMap(iterCtx, iterErrorChan, thisMap, iterFunc)
    77  				for err := range iterErrorChan {
    78  					if !testMode || nErrors == 0 {
    79  						errorChan <- err
    80  						nErrors++
    81  					}
    82  				}
    83  
    84  				items := make([]types.Appearance, 0, len(thisMap))
    85  				items = append(items, apps...)
    86  
    87  				sort.Slice(items, func(i, j int) bool {
    88  					if items[i].BlockNumber == items[j].BlockNumber {
    89  						if items[i].TransactionIndex == items[j].TransactionIndex {
    90  							return items[i].Reason < items[j].Reason
    91  						}
    92  						return items[i].TransactionIndex < items[j].TransactionIndex
    93  					}
    94  					return items[i].BlockNumber < items[j].BlockNumber
    95  				})
    96  
    97  				for _, item := range items {
    98  					modelChan <- &item
    99  				}
   100  			}
   101  			bar.Finish(true /* newLine */)
   102  		}
   103  	}
   104  
   105  	extraOpts := map[string]any{
   106  		"uniq": true,
   107  	}
   108  
   109  	return output.StreamMany(rCtx, fetchData, opts.Globals.OutputOptsWithExtra(extraOpts))
   110  }