Added get system transaction command

internal/transactions/get-system.go

@@ -0,0 +1,80 @@
+/*
+ * Flow CLI
+ *
+ * Copyright Flow Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package transactions
+
+import (
+	"context"
+
+	"github.com/spf13/cobra"
+
+	"github.com/onflow/flowkit/v2"
+	"github.com/onflow/flowkit/v2/output"
+
+	"github.com/onflow/flow-cli/internal/command"
+)
+
+type flagsGetSystem struct {
+	Include []string `default:"" flag:"include" info:"Fields to include in the output. Valid values: signatures, code, payload, fee-events."`
+	Exclude []string `default:"" flag:"exclude" info:"Fields to exclude from the output. Valid values: events."`
+}
+
+var getSystemFlags = flagsGetSystem{}
+
+var getSystemCommand = &command.Command{
+	Cmd: &cobra.Command{
+		Use:     "get-system <block_id|latest|block_height>",
+		Short:   "Get the system transaction by block info",
+		Example: "flow transactions get-system a1b2c3...",
+		Args:    cobra.ExactArgs(1),
+	},
+	Flags: &getSystemFlags,
+	Run:   getSystemTransaction,
+}
+
+func getSystemTransaction(
+	args []string,
+	_ command.GlobalFlags,
+	logger output.Logger,
+	_ flowkit.ReaderWriter,
+	flow flowkit.Services,
+) (command.Result, error) {
+	query, err := flowkit.NewBlockQuery(args[0])
+	if err != nil {
+		return nil, err
+	}
+
+	logger.StartProgress("Fetching Block...")
+	defer logger.StopProgress()
+	block, err := flow.GetBlock(context.Background(), query)
+	if err != nil {
+		return nil, err
+	}
+
+	tx, result, err := flow.GetSystemTransaction(context.Background(), block.ID)
+	if err != nil {
+		return nil, err
+	}
+
+	return &transactionResult{
+		result:  result,
+		tx:      tx,
+		include: getSystemFlags.Include,
+		exclude: getSystemFlags.Exclude,
+	}, nil
+}

internal/transactions/transactions.go

@@ -49,6 +49,7 @@ func init() {
 	signCommand.AddToParent(Cmd)
 	buildCommand.AddToParent(Cmd)
 	sendSignedCommand.AddToParent(Cmd)
+	getSystemCommand.AddToParent(Cmd)
 	decodeCommand.AddToParent(Cmd)
 }
 

internal/transactions/transactions_test.go

@@ -138,6 +138,44 @@ func Test_Get(t *testing.T) {
 	})
 }
 
+func Test_GetSystem(t *testing.T) {
+	srv, _, rw := util.TestMocks(t)
+
+	t.Run("Success", func(t *testing.T) {
+		inArgs := []string{"100"}
+
+		returnBlock := tests.NewBlock()
+		returnBlock.Height = uint64(100)
+
+		srv.GetBlock.Run(func(args mock.Arguments) {
+			assert.Equal(t, uint64(100), args.Get(1).(flowkit.BlockQuery).Height)
+		}).Return(returnBlock, nil)
+
+		srv.GetSystemTransaction.Return(nil, nil, nil)
+
+		res, err := getSystemTransaction(inArgs, command.GlobalFlags{}, util.NoLogger, rw, srv.Mock)
+		assert.NoError(t, err)
+		assert.NotNil(t, res)
+	})
+
+	t.Run("Fail invalid block ID", func(t *testing.T) {
+		inArgs := []string{""}
+
+		returnBlock := tests.NewBlock()
+		returnBlock.Height = uint64(100)
+
+		srv.GetBlock.Run(func(args mock.Arguments) {
+			assert.Equal(t, uint64(100), args.Get(1).(flowkit.BlockQuery).Height)
+		}).Return(returnBlock, nil)
+
+		srv.GetSystemTransaction.Return(nil, nil, fmt.Errorf("block not found"))
+
+		res, err := getSystemTransaction(inArgs, command.GlobalFlags{}, util.NoLogger, rw, srv.Mock)
+		assert.Error(t, err)
+		assert.Nil(t, res)
+	})
+}
+
 func Test_Send(t *testing.T) {
 	srv, state, _ := util.TestMocks(t)