adjust x-chain-activity/tops to also support multiple sourceChains and targetChains

api/handlers/transactions/model.go

@@ -215,12 +215,12 @@ type TransactionDto struct {
 }
 
 type ChainActivityTopsQuery struct {
-	SourceChain *sdk.ChainID `json:"source_chain"`
-	TargetChain *sdk.ChainID `json:"target_chain"`
-	AppId       string       `json:"app_id"`
-	From        time.Time    `json:"from"`
-	To          time.Time    `json:"to"`
-	Timespan    Timespan     `json:"timespan"`
+	SourceChain []sdk.ChainID `json:"source_chain"`
+	TargetChain []sdk.ChainID `json:"target_chain"`
+	AppId       string        `json:"app_id"`
+	From        time.Time     `json:"from"`
+	To          time.Time     `json:"to"`
+	Timespan    Timespan      `json:"timespan"`
 }
 
 type Timespan string

api/handlers/transactions/repository.go

@@ -1095,13 +1095,23 @@ func (r *Repository) buildChainActivityQueryTops(q ChainActivityTopsQuery) strin
 	}
 
 	filterTargetChain := ""
-	if q.TargetChain != nil {
-		filterTargetChain = "|> filter(fn: (r) => r.destination_chain == \"" + strconv.Itoa(int(*q.TargetChain)) + "\")"
+	if len(q.TargetChain) > 0 {
+		val := fmt.Sprintf("r.destination_chain == \"%d\"", q.TargetChain[0])
+		buff := ""
+		for _, tc := range q.TargetChain[1:] {
+			buff += fmt.Sprintf("or r.destination_chain == \"%d\" ", tc)
+		}
+		filterTargetChain = fmt.Sprintf("|> filter(fn: (r) => %s %s)", val, buff)
 	}
 
 	filterSourceChain := ""
-	if q.SourceChain != nil {
-		filterSourceChain = "|> filter(fn: (r) => r.emitter_chain == \"" + strconv.Itoa(int(*q.SourceChain)) + "\")"
+	if len(q.SourceChain) > 0 {
+		val := fmt.Sprintf("r.emitter_chain == \"%d\"", q.SourceChain[0])
+		buff := ""
+		for _, tc := range q.SourceChain[1:] {
+			buff += fmt.Sprintf("or r.emitter_chain == \"%d\" ", tc)
+		}
+		filterSourceChain = fmt.Sprintf("|> filter(fn: (r) => %s %s)", val, buff)
 	}
 
 	filterAppId := ""