var createPostData = function(api_key, secret_key, params){
var w = objectutil.keyMerge({
api_key : api_key
},params)
var qs = querystring.stringify(w).split('&').sort().join('&');
var res = objectutil.keyMerge(w, {sign:createSign('md5', secret_key, qs)})
return res;
}
TradeApi.prototype.query = function(method, mustparams, options){
var params = objectutil.keyMerge(mustparams, options);
return lp.req(createPostOption(this.url, this.api_key, this.secret_key, this.user_agent, this.timeout, method, params)).
then(function(v){
if(v.result === true){
return v;
}else{
throw new HttpApiError(v.error_code + ':' + constant.ERROR_CODE_MSG[v.error_code], "API", v.error_code, v);
}
});
}
FuturesTradeApi.prototype.query = function(method, mustparams, options){
var params = objectutil.keyMerge(mustparams, options);
return req(createPostOption(this.url, this.api_key, this.secret_key, this.user_agent, this.nonce_func(), this.timeout, method, params)).
then(function(v){
if(v.success === 1){
return v['return'];
}else{
var error_code = (v.error).toUpperCase().replace(' ', '_');
throw new HttpApiError(v.error, "API", error_code, v);
}
});
}
TradeApi.prototype.query = function(method, mustparams, options){
var params = objectutil.keyMerge(mustparams, options);
return lp.req(createPostOption(this.url, this.incrementNonce(), this.api_key, this.secret_key, this.user_agent, this.timeout, method, params)).
then(function(v){
if(v.error){
var error_code = v.error.replace(/ /g, '_').replace('.', '').toUpperCase();
throw new HttpApiError(v.error, "API", error_code, v);
}else{
return v
}
});
}
var createPostOption = function(url, api_key, secret_key, user_agent, nonce, timeout, method, params){
var post = objectutil.keyMerge({nonce:nonce, method:method}, params);
return {
url: url,
method: 'POST',
forever: constant.OPT_KEEPALIVE,
form: post,
headers: createHeader(api_key, secret_key, user_agent, post),
timeout: timeout,
transform2xxOnly : true,
transform: function(body){
return JSON.parse(body)
},
};
}
var createParameter = function(method, nonce, params){
return qstring.stringify(objectutil.keyMerge({ command: method, nonce: nonce }, params));
}