Test

iguana/exchanges/LP_ordermatch.c

@@ -1507,7 +1507,9 @@ char *LP_autobuy(void *ctx,int32_t fomoflag,char *myipaddr,int32_t mypubsock,cha
         {
             relvolume = dstr(maxutxo) - dstr(desttxfee)*3;
             printf("maxutxo %.8f relvolume %.8f desttxfee %.8f\n",dstr(maxutxo),relvolume,dstr(desttxfee));
-            maxprice = LP_fomoprice(base,rel,relvolume);
+            maxprice = LP_fomoprice(base,rel,&relvolume);
+            printf("fomoprice %.8f relvolume %.8f\n",maxprice,relvolume);
+maxprice = 0.;
         } else printf("no utxo available\n");
     }
     if ( maxprice <= 0. || relvolume <= 0. || LP_priceinfofind(base) == 0 || LP_priceinfofind(rel) == 0 )

iguana/exchanges/LP_prices.c

@@ -969,9 +969,10 @@ char *LP_orderbook(char *base,char *rel,int32_t duration)
     return(jprint(retjson,1));
 }
 
-double LP_fomoprice(char *base,char *rel,double relvolume)
+double LP_fomoprice(char *base,char *rel,double *relvolumep)
 {
-    char *retstr; cJSON *retjson,*asks,*item; int32_t i,numasks; double biggest,price,fomoprice = 0.;
+    char *retstr; cJSON *retjson,*asks,*item; int32_t i,numasks; double maxvol=0.,relvolume,biggest,price,fomoprice = 0.;
+    relvolume = *relvolumep;
     if ( (retstr= LP_orderbook(base,rel,0)) != 0 )
     {
         if ( (retjson= cJSON_Parse(retstr)) != 0 )
@@ -983,13 +984,24 @@ double LP_fomoprice(char *base,char *rel,double relvolume)
                     item = jitem(asks,i);
                     biggest = jdouble(item,"maxvolume");
                     price = jdouble(item,"price");
-                    printf("fomoprice (%.8f) i.%d %.8f vol %.8f\n",relvolume,i,price,biggest);
+                    if ( biggest > maxvol )
+                    {
+                        maxvol = biggest;
+                        fomoprice = price;
+                    }
+                    printf("fomoprice (%.8f) i.%d %.8f vol %.8f [max %.8f @ %.8f]\n",relvolume,i,price,biggest,maxvol,fomoprice);
                 }
             }
             free_json(retjson);
         }
         free(retstr);
     }
+    if ( maxvol > 0. && maxvol < relvolume && fomoprice > 0. )
+    {
+        relvolume = maxvol * 0.98;
+        fomoprice /= 0.99;
+    } else *fomoprice = 0.;
+    *relvolumep = relvolume;
     return(fomoprice);
 }