Separated anatomy from org / made species tracker

src/Stats/FossilRecord.js

@@ -0,0 +1,49 @@
+const Species = require("./Species");
+
+const FossilRecord = {
+    init: function(){
+        this.extant_species = [];
+        this.extinct_species = [];
+
+        // if an organism has fewer than this cumulative pop, discard them
+        this.discard_pop = 5;
+    },
+
+    setEnv: function(env) {
+        this.env = env;
+    },
+
+    addSpecies: function(org, ancestor) {
+        console.log("Adding Species")
+        var new_species = new Species(org.anatomy, ancestor, this.env.total_ticks)
+        this.extant_species.push(new_species);
+        org.species = new_species;
+        return new_species;
+    },
+
+    fossilize: function(species) {
+        species.end_tick = this.env.total_ticks;
+        for (i in this.extant_species) {
+            var s = this.extant_species[i];
+            if (s == species) {
+                this.extant_species.splice(i, 1);
+                if (species.cumulative_pop <= this.discard_pop) {
+                    return false;
+                }
+                this.extinct_species.push(s);
+                console.log("Extant:", this.extant_species.length)
+                console.log("Extinct:", this.extinct_species.length)
+                return true;
+            }
+        }
+    },
+
+    clear_record: function() {
+        this.species = [];
+    },
+
+}
+
+FossilRecord.init();
+
+module.exports = FossilRecord;