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improved fetching or requests

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added zbd relay and more
added more default initial users to fetch
This commit is contained in:
Vishal
2022-12-22 06:58:02 +05:30
parent c44d7b856e
commit 91ddb3911b
7 changed files with 179 additions and 79 deletions
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77
lib/utils.dart
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@@ -331,7 +331,32 @@ String getJsonList(Set<String> publicKeys) {
return s;
}
String getCommaSeparatedInts(Set<int>? kind) {
if( kind == null) {
return "";
}
if( kind.length == 0) {
return "";
}
String strKind = "";
int i = 0;
kind.forEach((k) {
String comma = ",";
if( i == kind.length-1) {
comma = "";
}
strKind = strKind + k.toString() + comma;
i++;
});
return strKind;
}
String getKindRequest(String subscriptionId, List<int> kind, int limit, int sinceWhen) {
//print("in getkindrequest: kind = $kind");
String strTime = "";
if( sinceWhen != 0) {
strTime = ', "since":${sinceWhen.toString()}';
@@ -339,27 +364,35 @@ String getKindRequest(String subscriptionId, List<int> kind, int limit, int sinc
var strSubscription1 = '["REQ","$subscriptionId",{"kinds":[';
var strSubscription2 ='], "limit":$limit$strTime } ]';
String strKind = "";
for(int i = 0; i < kind.length; i++) {
String comma = ",";
if( i == kind.length-1) {
comma = "";
}
strKind = strKind + kind[i].toString() + comma;
}
String strKind = getCommaSeparatedInts(kind.toSet());
String strRequest = strSubscription1 + strKind + strSubscription2;
//print(strRequest);
//print("returning $strRequest");
return strRequest;
}
String getUserRequest(String subscriptionId, String publicKey, int numUserEvents, int sinceWhen) {
String getUserRequest(String subscriptionId, String publicKey, int numUserEvents, int sinceWhen, [Set<int>? _kind = null]) {
Set<int> kind = {};
if( _kind != null) {
kind = _kind;
}
String strKind = getCommaSeparatedInts(kind);
String strKindSection = "";
if( strKind.length > 0) {
strKindSection = '"kinds":[$strKind],';
}
String strTime = "";
if( sinceWhen != 0) {
strTime = ', "since": ${sinceWhen.toString()}';
}
var strSubscription1 = '["REQ","$subscriptionId",{ "authors": ["';
var strSubscription2 ='"], "limit": $numUserEvents $strTime } ]';
return strSubscription1 + publicKey.toLowerCase() + strSubscription2;
var strSubscription2 ='"],$strKindSection"limit": $numUserEvents $strTime } ]';
String request = strSubscription1 + publicKey.toLowerCase() + strSubscription2;
//print("In getUserRequest: $request");
return request;
}
String getMentionRequest(String subscriptionId, Set<String> ids, int numUserEvents, int sinceWhen, String tagToGet) {
@@ -372,27 +405,36 @@ String getMentionRequest(String subscriptionId, Set<String> ids, int numUserEven
return strSubscription1 + getJsonList(ids) + strSubscription2;
}
String getMultiUserRequest(String subscriptionId, Set<String> publicKeys, int numUserEvents, int sinceWhen) {
String getMultiUserRequest(String subscriptionId, Set<String> publicKeys, int numUserEvents, int sinceWhen, [Set<int>? kind = null]) {
String strTime = "";
if( sinceWhen != 0) {
strTime = ', "since": ${sinceWhen.toString()}';
}
String strKind = getCommaSeparatedInts(kind);
String strKindSection = "";
if( strKind.length > 0) {
strKindSection = '"kinds":[$strKind],';
}
var strSubscription1 = '["REQ","$subscriptionId",{ "authors": [';
var strSubscription2 ='], "limit": $numUserEvents $strTime } ]';
var strSubscription2 ='],$strKindSection"limit": $numUserEvents $strTime } ]';
String s = "";
s = getJsonList(publicKeys);
return strSubscription1 + s + strSubscription2;
String request = strSubscription1 + s + strSubscription2;
//print("In getMultiUserRequest kind = $kind strKindSection = $strKindSection: request = $request");
return request;
}
// ends with a newline
void printSet( Set<String> toPrint, [ String prefix = ""]) {
void printSet( Set<String> toPrint, [ String prefix = "", String separator = ""]) {
stdout.write(prefix);
int i = 0;
toPrint.forEach((element) {
if( i != 0) {
stdout.write(", ");
stdout.write(separator);
}
stdout.write(element);
@@ -400,3 +442,4 @@ void printSet( Set<String> toPrint, [ String prefix = ""]) {
});
stdout.write("\n");
}