Modified put to put all dirty or marked items

internal/common/sliceutils/map.go

@@ -0,0 +1,9 @@
+package sliceutils
+
+func Map[T, U any](ts []T, fn func(t T) U) []U {
+	us := make([]U, len(ts))
+	for i, t := range ts {
+		us[i] = fn(t)
+	}
+	return us
+}

internal/dynamo-browse/controllers/commands.go

@@ -23,22 +23,3 @@ func (ps *promptSequence) next() tea.Msg {
 	}
 	return ps.onAllDone(ps.receivedValues)
 }
-
-//type SetAttributeArg struct {
-//	attrType models.ItemType
-//	attrName string
-//}
-//
-//func ParseSetAttributeArgs(args []string) (attrArgs []SetAttributeArg, err error) {
-//	var currArg SetAttributeArg
-//	for _, arg := range args {
-//		if arg[0] == '-' {
-//			currArg.attrType = models.ItemType(arg[1:])
-//		} else {
-//			currArg.attrName = arg
-//			attrArgs = append(attrArgs, currArg)
-//			currArg = SetAttributeArg{}
-//		}
-//	}
-//	return attrArgs, nil
-//}

internal/dynamo-browse/controllers/events.go

@@ -49,4 +49,10 @@ type PromptForTableMsg struct {
 	OnSelected func(tableName string) tea.Cmd
 }
 
-type ResultSetUpdated struct{}
+type ResultSetUpdated struct {
+	statusMessage string
+}
+
+func (rs ResultSetUpdated) StatusMessage() string {
+	return rs.statusMessage
+}

internal/dynamo-browse/controllers/tableread_test.go

@@ -15,8 +15,7 @@ import (
 )
 
 func TestTableReadController_InitTable(t *testing.T) {
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 
 	provider := dynamo.NewProvider(client)
 	service := tables.NewService(provider)
@@ -41,8 +40,7 @@ func TestTableReadController_InitTable(t *testing.T) {
 }
 
 func TestTableReadController_ListTables(t *testing.T) {
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 
 	provider := dynamo.NewProvider(client)
 	service := tables.NewService(provider)
@@ -65,8 +63,7 @@ func TestTableReadController_ListTables(t *testing.T) {
 }
 
 func TestTableReadController_ExportCSV(t *testing.T) {
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 
 	provider := dynamo.NewProvider(client)
 	service := tables.NewService(provider)
@@ -101,8 +98,7 @@ func TestTableReadController_ExportCSV(t *testing.T) {
 }
 
 func TestTableReadController_Query(t *testing.T) {
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 
 	provider := dynamo.NewProvider(client)
 	service := tables.NewService(provider)

internal/dynamo-browse/controllers/tablewrite.go

@@ -257,6 +257,68 @@ func (twc *TableWriteController) PutItem(idx int) tea.Cmd {
 	}
 }
 
+func (twc *TableWriteController) PutItems() tea.Cmd {
+	return func() tea.Msg {
+		var (
+			expectedPuts int
+			markedItems  int
+		)
+
+		twc.state.withResultSet(func(rs *models.ResultSet) {
+			markedItems = len(rs.MarkedItems())
+			for i := range rs.Items() {
+				if rs.IsDirty(i) && (markedItems == 0 || rs.Marked(i)) {
+					expectedPuts++
+				}
+			}
+		})
+
+		if expectedPuts == 0 {
+			if markedItems > 0 {
+				return events.StatusMsg("no marked items are modified")
+			} else {
+				return events.StatusMsg("no items are modified")
+			}
+		}
+
+		var promptMessage string
+		if markedItems > 0 {
+			promptMessage = applyToN("put ", expectedPuts, "marked item", "marked items", "? ")
+		} else {
+			promptMessage = applyToN("put ", expectedPuts, "item", "items", "? ")
+		}
+
+		return events.PromptForInputMsg{
+			Prompt: promptMessage,
+			OnDone: func(value string) tea.Cmd {
+				if value != "y" {
+					return events.SetStatus("operation aborted")
+				}
+
+				return func() tea.Msg {
+					if err := twc.state.withResultSetReturningError(func(rs *models.ResultSet) error {
+						updated, err := twc.tableService.PutSelectedItems(context.Background(), rs, func(idx int) bool {
+							return rs.IsDirty(idx) && (markedItems == 0 || rs.Marked(idx))
+						})
+						if err != nil {
+							return err
+						} else if updated != expectedPuts {
+							return errors.Errorf("expected %d updates but only %d were applied", expectedPuts, updated)
+						}
+						return nil
+					}); err != nil {
+						return events.Error(err)
+					}
+
+					return ResultSetUpdated{
+						statusMessage: applyToN("", expectedPuts, "item", "item", " put to table"),
+					}
+				}
+			},
+		}
+	}
+}
+
 func (twc *TableWriteController) TouchItem(idx int) tea.Cmd {
 	return func() tea.Msg {
 		resultSet := twc.state.ResultSet()
@@ -325,7 +387,7 @@ func (twc *TableWriteController) DeleteMarked() tea.Cmd {
 		}
 
 		return events.PromptForInputMsg{
-			Prompt: fmt.Sprintf("delete %d items? ", len(markedItems)),
+			Prompt: applyToN("delete ", len(markedItems), "item", "items", "? "),
 			OnDone: func(value string) tea.Cmd {
 				if value != "y" {
 					return events.SetStatus("operation aborted")
@@ -343,3 +405,10 @@ func (twc *TableWriteController) DeleteMarked() tea.Cmd {
 		}
 	}
 }
+
+func applyToN(prefix string, n int, singular, plural, suffix string) string {
+	if n == 1 {
+		return fmt.Sprintf("%v%v %v%v", prefix, n, singular, suffix)
+	}
+	return fmt.Sprintf("%v%v %v%v", prefix, n, plural, suffix)
+}

internal/dynamo-browse/controllers/tablewrite_test.go

@@ -14,8 +14,7 @@ import (
 
 func TestTableWriteController_NewItem(t *testing.T) {
 	t.Run("should add an item with pk and sk set at the end of the result set", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -45,8 +44,7 @@ func TestTableWriteController_NewItem(t *testing.T) {
 
 func TestTableWriteController_SetAttributeValue(t *testing.T) {
 	t.Run("should preserve the type of the field if unspecified", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		t.Cleanup(cleanupFn)
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -99,8 +97,7 @@ func TestTableWriteController_SetAttributeValue(t *testing.T) {
 	})
 
 	t.Run("should change the value to a particular field if already present", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		t.Cleanup(cleanupFn)
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -188,105 +185,8 @@ func TestTableWriteController_SetAttributeValue(t *testing.T) {
 	})
 }
 
-/*
-func TestTableWriteController_SetStringValue(t *testing.T) {
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
-
-	provider := dynamo.NewProvider(client)
-	service := tables.NewService(provider)
-
-	t.Run("should change the value of a string field if already present", func(t *testing.T) {
-		state := controllers.NewState()
-		readController := controllers.NewTableReadController(state, service, "alpha-table")
-		writeController := controllers.NewTableWriteController(state, service, readController)
-
-		invokeCommand(t, readController.Init())
-		before, _ := state.ResultSet().Items()[0].AttributeValueAsString("alpha")
-		assert.Equal(t, "This is some value", before)
-		assert.False(t, state.ResultSet().IsDirty(0))
-
-		invokeCommandWithPrompt(t, writeController.SetStringValue(0, "alpha"), "a new value")
-
-		after, _ := state.ResultSet().Items()[0].AttributeValueAsString("alpha")
-		assert.Equal(t, "a new value", after)
-		assert.True(t, state.ResultSet().IsDirty(0))
-	})
-
-	t.Run("should change the value of a string field within a map if already present", func(t *testing.T) {
-		state := controllers.NewState()
-		readController := controllers.NewTableReadController(state, service, "alpha-table")
-		writeController := controllers.NewTableWriteController(state, service, readController)
-
-		invokeCommand(t, readController.Init())
-
-		beforeAddress := state.ResultSet().Items()[0]["address"].(*types.AttributeValueMemberM)
-		beforeStreet := beforeAddress.Value["street"].(*types.AttributeValueMemberS).Value
-
-		assert.Equal(t, "Fake st.", beforeStreet)
-		assert.False(t, state.ResultSet().IsDirty(0))
-
-		invokeCommandWithPrompt(t, writeController.SetStringValue(0, "address.street"), "Fiction rd.")
-
-		afterAddress := state.ResultSet().Items()[0]["address"].(*types.AttributeValueMemberM)
-		afterStreet := afterAddress.Value["street"].(*types.AttributeValueMemberS).Value
-
-		assert.Equal(t, "Fiction rd.", afterStreet)
-		assert.True(t, state.ResultSet().IsDirty(0))
-	})
-}
-
-func TestTableWriteController_SetNumberValue(t *testing.T) {
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
-
-	provider := dynamo.NewProvider(client)
-	service := tables.NewService(provider)
-
-	t.Run("should change the value of a number field if already present", func(t *testing.T) {
-		state := controllers.NewState()
-		readController := controllers.NewTableReadController(state, service, "alpha-table")
-		writeController := controllers.NewTableWriteController(state, service, readController)
-
-		invokeCommand(t, readController.Init())
-		before, _ := state.ResultSet().Items()[0].AttributeValueAsString("age")
-		assert.Equal(t, "23", before)
-		assert.False(t, state.ResultSet().IsDirty(0))
-
-		invokeCommandWithPrompt(t, writeController.SetNumberValue(0, "age"), "46")
-
-		after, _ := state.ResultSet().Items()[0].AttributeValueAsString("age")
-		assert.Equal(t, "46", after)
-		assert.True(t, state.ResultSet().IsDirty(0))
-	})
-
-	t.Run("should change the value of a number field within a map if already present", func(t *testing.T) {
-		state := controllers.NewState()
-		readController := controllers.NewTableReadController(state, service, "alpha-table")
-		writeController := controllers.NewTableWriteController(state, service, readController)
-
-		invokeCommand(t, readController.Init())
-
-		beforeAddress := state.ResultSet().Items()[0]["address"].(*types.AttributeValueMemberM)
-		beforeStreet := beforeAddress.Value["no"].(*types.AttributeValueMemberN).Value
-
-		assert.Equal(t, "123", beforeStreet)
-		assert.False(t, state.ResultSet().IsDirty(0))
-
-		invokeCommandWithPrompt(t, writeController.SetNumberValue(0, "address.no"), "456")
-
-		afterAddress := state.ResultSet().Items()[0]["address"].(*types.AttributeValueMemberM)
-		afterStreet := afterAddress.Value["no"].(*types.AttributeValueMemberN).Value
-
-		assert.Equal(t, "456", afterStreet)
-		assert.True(t, state.ResultSet().IsDirty(0))
-	})
-}
-*/
-
 func TestTableWriteController_DeleteAttribute(t *testing.T) {
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 
 	provider := dynamo.NewProvider(client)
 	service := tables.NewService(provider)
@@ -331,8 +231,7 @@ func TestTableWriteController_DeleteAttribute(t *testing.T) {
 
 func TestTableWriteController_PutItem(t *testing.T) {
 	t.Run("should put the selected item if dirty", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -359,8 +258,7 @@ func TestTableWriteController_PutItem(t *testing.T) {
 	})
 
 	t.Run("should not put the selected item if user does not confirm", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -391,8 +289,7 @@ func TestTableWriteController_PutItem(t *testing.T) {
 	})
 
 	t.Run("should not put the selected item if not dirty", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -411,10 +308,111 @@ func TestTableWriteController_PutItem(t *testing.T) {
 	})
 }
 
+func TestTableWriteController_PutItems(t *testing.T) {
+	t.Run("should put all dirty items if none are marked", func(t *testing.T) {
+		client := testdynamo.SetupTestTable(t, testData)
+
+		provider := dynamo.NewProvider(client)
+		service := tables.NewService(provider)
+
+		state := controllers.NewState()
+		readController := controllers.NewTableReadController(state, service, "alpha-table")
+		writeController := controllers.NewTableWriteController(state, service, readController)
+
+		invokeCommand(t, readController.Init())
+
+		// Modify the item and put it
+		invokeCommandWithPrompt(t, writeController.SetAttributeValue(0, models.StringItemType, "alpha"), "a new value")
+		invokeCommandWithPrompt(t, writeController.SetAttributeValue(2, models.StringItemType, "alpha"), "another new value")
+
+		invokeCommandWithPrompt(t, writeController.PutItems(), "y")
+
+		// Rescan the table
+		invokeCommand(t, readController.Rescan())
+
+		assert.Equal(t, "a new value", state.ResultSet().Items()[0]["alpha"].(*types.AttributeValueMemberS).Value)
+		assert.Equal(t, "another new value", state.ResultSet().Items()[2]["alpha"].(*types.AttributeValueMemberS).Value)
+
+		assert.False(t, state.ResultSet().IsDirty(0))
+		assert.False(t, state.ResultSet().IsDirty(2))
+	})
+
+	t.Run("only put marked items", func(t *testing.T) {
+		client := testdynamo.SetupTestTable(t, testData)
+
+		provider := dynamo.NewProvider(client)
+		service := tables.NewService(provider)
+
+		state := controllers.NewState()
+		readController := controllers.NewTableReadController(state, service, "alpha-table")
+		writeController := controllers.NewTableWriteController(state, service, readController)
+
+		invokeCommand(t, readController.Init())
+
+		// Modify the item and put it
+		invokeCommandWithPrompt(t, writeController.SetAttributeValue(0, models.StringItemType, "alpha"), "a new value")
+		invokeCommandWithPrompt(t, writeController.SetAttributeValue(2, models.StringItemType, "alpha"), "another new value")
+		invokeCommand(t, writeController.ToggleMark(0))
+
+		invokeCommandWithPrompt(t, writeController.PutItems(), "y")
+
+		// Verify dirty items are unchanged
+		assert.Equal(t, "a new value", state.ResultSet().Items()[0]["alpha"].(*types.AttributeValueMemberS).Value)
+		assert.Equal(t, "another new value", state.ResultSet().Items()[2]["alpha"].(*types.AttributeValueMemberS).Value)
+
+		assert.False(t, state.ResultSet().IsDirty(0))
+		assert.True(t, state.ResultSet().IsDirty(2))
+
+		// Rescan the table and verify dirty items were not written
+		invokeCommand(t, readController.Rescan())
+
+		assert.Equal(t, "a new value", state.ResultSet().Items()[0]["alpha"].(*types.AttributeValueMemberS).Value)
+		assert.Nil(t, state.ResultSet().Items()[2]["alpha"])
+
+		assert.False(t, state.ResultSet().IsDirty(0))
+		assert.False(t, state.ResultSet().IsDirty(2))
+	})
+
+	t.Run("do not put marked items which are not diry", func(t *testing.T) {
+		client := testdynamo.SetupTestTable(t, testData)
+
+		provider := dynamo.NewProvider(client)
+		service := tables.NewService(provider)
+
+		state := controllers.NewState()
+		readController := controllers.NewTableReadController(state, service, "alpha-table")
+		writeController := controllers.NewTableWriteController(state, service, readController)
+
+		invokeCommand(t, readController.Init())
+
+		// Modify the item and put it
+		invokeCommandWithPrompt(t, writeController.SetAttributeValue(0, models.StringItemType, "alpha"), "a new value")
+		invokeCommandWithPrompt(t, writeController.SetAttributeValue(2, models.StringItemType, "alpha"), "another new value")
+		invokeCommand(t, writeController.ToggleMark(1))
+
+		invokeCommand(t, writeController.PutItems())
+
+		// Verify dirty items are unchanged
+		assert.Equal(t, "a new value", state.ResultSet().Items()[0]["alpha"].(*types.AttributeValueMemberS).Value)
+		assert.Equal(t, "another new value", state.ResultSet().Items()[2]["alpha"].(*types.AttributeValueMemberS).Value)
+
+		assert.True(t, state.ResultSet().IsDirty(0))
+		assert.True(t, state.ResultSet().IsDirty(2))
+
+		// Rescan the table and verify dirty items were not written
+		invokeCommand(t, readController.Rescan())
+
+		assert.Equal(t, "This is some value", state.ResultSet().Items()[0]["alpha"].(*types.AttributeValueMemberS).Value)
+		assert.Nil(t, state.ResultSet().Items()[2]["alpha"])
+
+		assert.False(t, state.ResultSet().IsDirty(0))
+		assert.False(t, state.ResultSet().IsDirty(2))
+	})
+}
+
 func TestTableWriteController_TouchItem(t *testing.T) {
 	t.Run("should put the selected item if unmodified", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -440,8 +438,7 @@ func TestTableWriteController_TouchItem(t *testing.T) {
 	})
 
 	t.Run("should not put the selected item if modified", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -464,8 +461,7 @@ func TestTableWriteController_TouchItem(t *testing.T) {
 
 func TestTableWriteController_NoisyTouchItem(t *testing.T) {
 	t.Run("should delete and put the selected item if unmodified", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)
@@ -491,8 +487,7 @@ func TestTableWriteController_NoisyTouchItem(t *testing.T) {
 	})
 
 	t.Run("should not put the selected item if modified", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 
 		provider := dynamo.NewProvider(client)
 		service := tables.NewService(provider)

internal/dynamo-browse/providers/dynamo/provider.go

@@ -6,6 +6,7 @@ import (
 	"github.com/aws/aws-sdk-go-v2/feature/dynamodb/expression"
 	"github.com/aws/aws-sdk-go-v2/service/dynamodb"
 	"github.com/aws/aws-sdk-go-v2/service/dynamodb/types"
+	"github.com/lmika/awstools/internal/common/sliceutils"
 	"github.com/lmika/awstools/internal/dynamo-browse/models"
 	"github.com/pkg/errors"
 )
@@ -14,6 +15,10 @@ type Provider struct {
 	client *dynamodb.Client
 }
 
+func NewProvider(client *dynamodb.Client) *Provider {
+	return &Provider{client: client}
+}
+
 func (p *Provider) ListTables(ctx context.Context) ([]string, error) {
 	out, err := p.client.ListTables(ctx, &dynamodb.ListTablesInput{})
 	if err != nil {
@@ -60,8 +65,33 @@ func (p *Provider) PutItem(ctx context.Context, name string, item models.Item) e
 	return nil
 }
 
-func NewProvider(client *dynamodb.Client) *Provider {
-	return &Provider{client: client}
+func (p *Provider) PutItems(ctx context.Context, name string, items []models.Item) error {
+	return p.batchPutItems(ctx, name, items)
+}
+
+func (p *Provider) batchPutItems(ctx context.Context, name string, items []models.Item) error {
+	reqs := len(items)/25 + 1
+	for rn := 0; rn < reqs; rn++ {
+		s, f := rn*25, (rn+1)*25
+		if f > len(items) {
+			f = len(items)
+		}
+
+		itemsInThisRequest := items[s:f]
+		writeRequests := sliceutils.Map(itemsInThisRequest, func(item models.Item) types.WriteRequest {
+			return types.WriteRequest{PutRequest: &types.PutRequest{Item: item}}
+		})
+
+		_, err := p.client.BatchWriteItem(ctx, &dynamodb.BatchWriteItemInput{
+			RequestItems: map[string][]types.WriteRequest{
+				name: writeRequests,
+			},
+		})
+		if err != nil {
+			errors.Wrapf(err, "unable to put page %v of back puts", rn)
+		}
+	}
+	return nil
 }
 
 func (p *Provider) ScanItems(ctx context.Context, tableName string, filterExpr *expression.Expression, maxItems int) ([]models.Item, error) {

internal/dynamo-browse/providers/dynamo/provider_test.go

@@ -2,6 +2,8 @@ package dynamo_test
 
 import (
 	"context"
+	"fmt"
+	"github.com/lmika/awstools/internal/dynamo-browse/models"
 	"testing"
 
 	"github.com/aws/aws-sdk-go-v2/service/dynamodb/types"
@@ -13,8 +15,7 @@ import (
 func TestProvider_ScanItems(t *testing.T) {
 	tableName := "test-table"
 
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 	provider := dynamo.NewProvider(client)
 
 	t.Run("should return scanned items from the table", func(t *testing.T) {
@@ -38,12 +39,62 @@ func TestProvider_ScanItems(t *testing.T) {
 	})
 }
 
+func TestProvider_PutItems(t *testing.T) {
+	tableName := "test-table"
+
+	scenarios := []struct {
+		maxItems int
+	}{
+		{maxItems: 3},
+		{maxItems: 13},
+		{maxItems: 25},
+		{maxItems: 48},
+		{maxItems: 73},
+		{maxItems: 103},
+		{maxItems: 291},
+	}
+	for _, scenario := range scenarios {
+		t.Run(fmt.Sprintf("should put items in batches: size %v", scenario.maxItems), func(t *testing.T) {
+			ctx := context.Background()
+
+			client := testdynamo.SetupTestTable(t, []testdynamo.TestData{
+				{
+					TableName: tableName,
+				},
+			})
+
+			provider := dynamo.NewProvider(client)
+
+			items := make([]models.Item, scenario.maxItems)
+			for i := 0; i < scenario.maxItems; i++ {
+				items[i] = models.Item{
+					"pk": &types.AttributeValueMemberS{Value: fmt.Sprintf("K#%v", i)},
+					"sk": &types.AttributeValueMemberS{Value: fmt.Sprintf("K#%v", i)},
+					"a":  &types.AttributeValueMemberN{Value: fmt.Sprintf("%v", i)},
+				}
+			}
+
+			// Write the data
+			err := provider.PutItems(ctx, tableName, items)
+			assert.NoError(t, err)
+
+			// Verify the data
+			readItems, err := provider.ScanItems(ctx, tableName, nil, scenario.maxItems+5)
+			assert.NoError(t, err)
+			assert.Len(t, readItems, scenario.maxItems)
+
+			for i := 0; i < scenario.maxItems; i++ {
+				assert.Contains(t, readItems, items[i])
+			}
+		})
+	}
+}
+
 func TestProvider_DeleteItem(t *testing.T) {
 	tableName := "test-table"
 
 	t.Run("should delete item if exists in table", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 		provider := dynamo.NewProvider(client)
 
 		ctx := context.Background()
@@ -64,8 +115,7 @@ func TestProvider_DeleteItem(t *testing.T) {
 	})
 
 	t.Run("should do nothing if key does not exist", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 		provider := dynamo.NewProvider(client)
 
 		ctx := context.Background()
@@ -85,8 +135,7 @@ func TestProvider_DeleteItem(t *testing.T) {
 	})
 
 	t.Run("should return error if table name does not exist", func(t *testing.T) {
-		client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-		defer cleanupFn()
+		client := testdynamo.SetupTestTable(t, testData)
 		provider := dynamo.NewProvider(client)
 
 		ctx := context.Background()

internal/dynamo-browse/services/tables/iface.go

@@ -14,4 +14,5 @@ type TableProvider interface {
 	ScanItems(ctx context.Context, tableName string, filterExpr *expression.Expression, maxItems int) ([]models.Item, error)
 	DeleteItem(ctx context.Context, tableName string, key map[string]types.AttributeValue) error
 	PutItem(ctx context.Context, name string, item models.Item) error
+	PutItems(ctx context.Context, name string, items []models.Item) error
 }

internal/dynamo-browse/services/tables/service.go

@@ -3,6 +3,7 @@ package tables
 import (
 	"context"
 	"github.com/aws/aws-sdk-go-v2/feature/dynamodb/expression"
+	"github.com/lmika/awstools/internal/common/sliceutils"
 	"strings"
 
 	"github.com/lmika/awstools/internal/dynamo-browse/models"
@@ -114,6 +115,36 @@ func (s *Service) PutItemAt(ctx context.Context, resultSet *models.ResultSet, in
 	return nil
 }
 
+func (s *Service) PutSelectedItems(ctx context.Context, resultSet *models.ResultSet, shouldPut func(idx int) bool) (int, error) {
+	type dirtyItem struct {
+		item models.Item
+		idx  int
+	}
+
+	dirtyItems := make([]dirtyItem, 0)
+	for i, item := range resultSet.Items() {
+		if shouldPut(i) {
+			dirtyItems = append(dirtyItems, dirtyItem{item, i})
+		}
+	}
+
+	if len(dirtyItems) == 0 {
+		return 0, nil
+	}
+
+	if err := s.provider.PutItems(ctx, resultSet.TableInfo.Name, sliceutils.Map(dirtyItems, func(t dirtyItem) models.Item {
+		return t.item
+	})); err != nil {
+		return 0, err
+	}
+
+	for _, di := range dirtyItems {
+		resultSet.SetDirty(di.idx, false)
+		resultSet.SetNew(di.idx, false)
+	}
+	return len(dirtyItems), nil
+}
+
 func (s *Service) Delete(ctx context.Context, tableInfo *models.TableInfo, items []models.Item) error {
 	for _, item := range items {
 		if err := s.provider.DeleteItem(ctx, tableInfo.Name, item.KeyValue(tableInfo)); err != nil {

internal/dynamo-browse/services/tables/service_test.go

@@ -13,8 +13,7 @@ import (
 func TestService_Describe(t *testing.T) {
 	tableName := "service-test-data"
 
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 	provider := dynamo.NewProvider(client)
 
 	t.Run("return details of the table", func(t *testing.T) {
@@ -35,8 +34,7 @@ func TestService_Describe(t *testing.T) {
 func TestService_Scan(t *testing.T) {
 	tableName := "service-test-data"
 
-	client, cleanupFn := testdynamo.SetupTestTable(t, testData)
-	defer cleanupFn()
+	client := testdynamo.SetupTestTable(t, testData)
 	provider := dynamo.NewProvider(client)
 
 	t.Run("return all columns and fields in sorted order", func(t *testing.T) {
@@ -52,9 +50,6 @@ func TestService_Scan(t *testing.T) {
 		// Hash first, then range, then columns in alphabetic order
 		assert.Equal(t, rs.TableInfo, ti)
 		assert.Equal(t, rs.Columns(), []string{"pk", "sk", "alpha", "beta", "gamma"})
-		//assert.Equal(t, rs.Items[0], testdynamo.TestRecordAsItem(t, testData[1]))
-		//assert.Equal(t, rs.Items[1], testdynamo.TestRecordAsItem(t, testData[0]))
-		//assert.Equal(t, rs.Items[2], testdynamo.TestRecordAsItem(t, testData[2]))
 	})
 }
 

internal/dynamo-browse/ui/model.go

@@ -95,7 +95,7 @@ func NewModel(rc *controllers.TableReadController, wc *controllers.TableWriteCon
 			},
 
 			"put": func(args []string) tea.Cmd {
-				return wc.PutItem(dtv.SelectedItemIndex())
+				return wc.PutItems()
 			},
 			"touch": func(args []string) tea.Cmd {
 				return wc.TouchItem(dtv.SelectedItemIndex())

test/testdynamo/client.go

@@ -18,7 +18,7 @@ type TestData struct {
 	Data      []map[string]interface{}
 }
 
-func SetupTestTable(t *testing.T, testData []TestData) (*dynamodb.Client, func()) {
+func SetupTestTable(t *testing.T, testData []TestData) *dynamodb.Client {
 	t.Helper()
 	ctx := context.Background()
 
@@ -68,5 +68,5 @@ func SetupTestTable(t *testing.T, testData []TestData) (*dynamodb.Client, func()
 		}
 	})
 
-	return dynamoClient, func() {}
+	return dynamoClient
 }