/
query.go
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/
query.go
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// nolint
package rest
import (
"fmt"
"net/http"
"time"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/types/rest"
"github.com/gorilla/mux"
jsoniter "github.com/json-iterator/go"
"github.com/maticnetwork/heimdall/clerk/types"
hmTypes "github.com/maticnetwork/heimdall/types"
hmRest "github.com/maticnetwork/heimdall/types/rest"
)
//swagger:response clerkEventListResponse
type clerkEventListResponse struct {
//in:body
Output clerkEventList `json:"output"`
}
type clerkEventList struct {
Height string `json:"height"`
Result []event `json:"result"`
}
//swagger:response clerkEventByIdResponse
type clerkEventByIdResponse struct {
//in:body
Output clerkEventById `json:"output"`
}
type clerkEventById struct {
Height string `json:"height"`
Result event `json:"result"`
}
type event struct {
Id int64 `json:"id"`
Contract string `json:"contract"`
Data string `json:"data"`
TxHash string `json:"tx_hash"`
LogIndex int64 `json:"log_index"`
BorChainId string `json:"bor_chain_id"`
RecoedTime string `json:"record_time"`
}
//swagger:response clerkIsOldTxResponse
type clerkIdOldTxResponse struct {
//in:body
Output isOldTx `json:"output"`
}
type isOldTx struct {
Height string `json:"height"`
Result bool `json:"result"`
}
func registerQueryRoutes(cliCtx context.CLIContext, r *mux.Router) {
r.HandleFunc(
"/clerk/event-record/list",
recordListHandlerFn(cliCtx),
).Methods("GET")
r.HandleFunc(
"/clerk/event-record/{recordId}",
recordHandlerFn(cliCtx),
).Methods("GET")
r.HandleFunc(
"/clerk/isoldtx",
DepositTxStatusHandlerFn(cliCtx),
).Methods("GET")
}
//swagger:parameters clerkEventById
type clerkEventID struct {
//ID of the checkpoint
//required:true
//in:path
Id int64 `json:"recordID"`
}
// swagger:route GET /clerk/event-record/{recordID} clerk clerkEventById
// It returns the clerk event based on ID
// responses:
//
// 200: clerkEventByIdResponse
//
// recordHandlerFn returns record by record id
func recordHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
// record id
recordID, ok := rest.ParseUint64OrReturnBadRequest(w, vars["recordId"])
if !ok {
return
}
// get record from store
res, err := recordQuery(cliCtx, recordID)
if err != nil {
rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
return
}
// check content
if ok := hmRest.ReturnNotFoundIfNoContent(w, res, "No record found"); !ok {
return
}
hmRest.PostProcessResponse(w, cliCtx, res)
}
}
//swagger:parameters clerkEventList
type clerkEventListParams struct {
//Page number
//required:true
//in:query
Page int64 `json:"page"`
//Limit per page
//required:true
//in:query
Limit int64 `json:"limit"`
}
// swagger:route GET /clerk/event-record/list clerk clerkEventList
// It returns the clerk events list
// responses:
//
// 200: clerkEventListResponse
func recordListHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
vars := r.URL.Query()
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
page := uint64(1) // default page
if vars.Get("page") != "" {
_page, ok := rest.ParseUint64OrReturnBadRequest(w, vars.Get("page"))
if !ok {
return
}
page = _page
}
limit := uint64(50) // default limit
if vars.Get("limit") != "" {
_limit, ok := rest.ParseUint64OrReturnBadRequest(w, vars.Get("limit"))
if !ok {
return
}
// truncate limit to default limit
if _limit < limit {
limit = _limit
}
}
var (
res []byte
err error
)
if vars.Get("from-time") != "" && vars.Get("to-time") != "" {
// get from time (epoch)
fromTime, ok := rest.ParseInt64OrReturnBadRequest(w, vars.Get("from-time"))
if !ok {
return
}
// get to time (epoch)
toTime, ok := rest.ParseInt64OrReturnBadRequest(w, vars.Get("to-time"))
if !ok {
return
}
// get result by time-range query
res, err = timeRangeQuery(cliCtx, fromTime, toTime, page, limit)
} else if vars.Get("from-id") != "" && vars.Get("to-time") != "" {
// get from id
fromID, ok := rest.ParseUint64OrReturnBadRequest(w, vars.Get("from-id"))
if !ok {
return
}
// get to time (epoch)
toTime, ok := rest.ParseInt64OrReturnBadRequest(w, vars.Get("to-time"))
if !ok {
return
}
// get result by till time-range query
res, err = tillTimeRangeQuery(cliCtx, fromID, toTime, limit)
} else {
// get result by range query
res, err = rangeQuery(cliCtx, page, limit)
}
// send internal server error if error occurred during the query
if err != nil {
hmRest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
// check content
if ok := hmRest.ReturnNotFoundIfNoContent(w, res, "No records found"); !ok {
return
}
rest.PostProcessResponse(w, cliCtx, res)
}
}
//swagger:parameters clerkIsOldTx
type clerkTxParams struct {
//Log Index of the transaction
//required:true
//in:query
LogIndex int64 `json:"logindex"`
//Hash of the transaction
//required:true
//in:query
Txhash string `json:"txhash"`
}
// swagger:route GET /clerk/isoldtx clerk clerkIsOldTx
// It checks for whether the transaction is old or new.
// responses:
//
// 200: clerkIsOldTxResponse
//
// DepositTxStatusHandlerFn returns deposit tx status information
func DepositTxStatusHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
vars := r.URL.Query()
cliCtx, ok := rest.ParseQueryHeightOrReturnBadRequest(w, cliCtx, r)
if !ok {
return
}
// get logIndex
logindex, ok := rest.ParseUint64OrReturnBadRequest(w, vars.Get("logindex"))
if !ok {
return
}
txHash := vars.Get("txhash")
if txHash == "" {
return
}
// get query params
queryParams, err := cliCtx.Codec.MarshalJSON(types.NewQueryRecordSequenceParams(txHash, logindex))
if err != nil {
hmRest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
seqNo, height, err := cliCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryRecordSequence), queryParams)
if err != nil {
hmRest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
return
}
// error if no tx status found
if ok := hmRest.ReturnNotFoundIfNoContent(w, seqNo, "No sequence found"); !ok {
return
}
res := true
// return result
cliCtx = cliCtx.WithHeight(height)
rest.PostProcessResponse(w, cliCtx, res)
}
}
//
// Internal helpers
//
func recordQuery(cliCtx context.CLIContext, recordID uint64) ([]byte, error) {
// get query params
queryParams, err := cliCtx.Codec.MarshalJSON(types.NewQueryRecordParams(recordID))
if err != nil {
return nil, err
}
// get record from store
res, _, err := cliCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, types.QueryRecord), queryParams)
if err != nil {
return nil, err
}
return res, nil
}
func timeRangeQuery(cliCtx context.CLIContext, fromTime int64, toTime int64, page uint64, limit uint64) ([]byte, error) {
// get query params
queryParams, err := cliCtx.Codec.MarshalJSON(types.NewQueryTimeRangePaginationParams(time.Unix(fromTime, 0), time.Unix(toTime, 0), page, limit))
if err != nil {
return nil, err
}
// set query as record list with time
query := types.QueryRecordListWithTime
// query records
res, _, err := cliCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, query), queryParams)
if err != nil {
return nil, err
}
// return result
return res, nil
}
func rangeQuery(cliCtx context.CLIContext, page uint64, limit uint64) ([]byte, error) {
// get query params
queryParams, err := cliCtx.Codec.MarshalJSON(hmTypes.NewQueryPaginationParams(page, limit))
if err != nil {
return nil, err
}
// set query as record list
query := types.QueryRecordList
// query records
res, _, err := cliCtx.QueryWithData(fmt.Sprintf("custom/%s/%s", types.QuerierRoute, query), queryParams)
if err != nil {
return nil, err
}
// return result
return res, nil
}
func tillTimeRangeQuery(cliCtx context.CLIContext, fromID uint64, toTime int64, limit uint64) ([]byte, error) {
result := make([]*types.EventRecord, 0, limit)
// if from id not found, return empty result
fromData, err := recordQuery(cliCtx, fromID)
if err != nil {
return jsoniter.ConfigFastest.Marshal(result)
}
var fromRecord types.EventRecord
if err = jsoniter.ConfigFastest.Unmarshal(fromData, &fromRecord); err != nil {
return nil, err
}
fromTime := fromRecord.RecordTime.Unix()
rangeData, err := timeRangeQuery(cliCtx, fromTime, toTime, 1, limit)
if err != nil {
return nil, err
}
rangeRecords := make([]*types.EventRecord, 0)
if err = jsoniter.ConfigFastest.Unmarshal(rangeData, &rangeRecords); err != nil {
return nil, err
}
rangeMapping := make(map[uint64]*types.EventRecord)
for _, r := range rangeRecords {
rangeMapping[r.ID] = r
}
nextID := fromID
toTimeObj := time.Unix(toTime, 0)
for nextID-fromID < limit {
if found, ok := rangeMapping[nextID]; ok {
result = append(result, found)
} else {
// fetch record for nextID and unmarshal to record
recordData, err := recordQuery(cliCtx, nextID)
if err != nil {
break
}
var record types.EventRecord
err = jsoniter.ConfigFastest.Unmarshal(recordData, &record)
if err != nil {
return nil, err
}
// checks if record time < to time
if !record.RecordTime.Before(toTimeObj) {
break
}
// add into result
result = append(result, &record)
}
nextID++
}
// return result in json
return jsoniter.ConfigFastest.Marshal(result)
}
//swagger:parameters clerkIsOldTx clerkEventList clerkEventById
type Height struct {
//Block Height
//in:query
Height string `json:"height"`
}