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  1. // Copyright 2017-2018 DERO Project. All rights reserved.
  2. // Use of this source code in any form is governed by RESEARCH license.
  3. // license can be found in the LICENSE file.
  4. // GPG: 0F39 E425 8C65 3947 702A 8234 08B2 0360 A03A 9DE8
  5. //
  6. //
  7. // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
  8. // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  9. // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
  10. // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  11. // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  12. // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  13. // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  14. // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  15. // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  16. package rpcserver
  17. // get block template handler not implemented
  18. //import "fmt"
  19. import "context"
  20. //import "log"
  21. //import "net/http"
  22. import "github.com/intel-go/fastjson"
  23. import "github.com/osamingo/jsonrpc"
  24. import "github.com/deroproject/derosuite/blockchain"
  25. type (
  26. GetLastBlockHeader_Handler struct{}
  27. GetLastBlockHeader_Params struct{} // no params
  28. GetLastBlockHeader_Result struct {
  29. Block_Header blockchain.BlockHeader_Print `json:"block_header"`
  30. Status string `json:"status"`
  31. }
  32. )
  33. func (h GetLastBlockHeader_Handler) ServeJSONRPC(c context.Context, params *fastjson.RawMessage) (interface{}, *jsonrpc.Error) {
  34. top_hash := chain.Get_Top_ID()
  35. block_header, _ := chain.GetBlockHeader(top_hash)
  36. return GetLastBlockHeader_Result{
  37. Block_Header: block_header,
  38. Status: "OK",
  39. }, nil
  40. }