Initial Erekir tech tree

core/src/mindustry/content/ErekirTechTree.java

@@ -16,7 +16,9 @@ public class ErekirTechTree{
                     });
 
                     node(overflowDuct, () -> {
+                        node(ductUnloader, () -> {
 
+                        });
                     });
 
                     node(reinforcedContainer, () -> {
@@ -25,7 +27,154 @@ public class ErekirTechTree{
                         });
                     });
                 });
+
+                node(constructor, () -> {
+                    node(payloadLoader, () -> {
+                        node(payloadUnloader, () -> {
+                            node(payloadPropulsionTower, () -> {
+
+                            });
+                        });
+                    });
+
+                    node(deconstructor, () -> {
+                        node(largeConstructor, () -> {
+
+                        });
+                    });
+                });
             });
+
+            node(turbineCondenser, () -> {
+                node(beamNode, () -> {
+                    node(beamTower, () -> {
+
+                    });
+
+                    //TODO more tiers of build tower or "support" structures like overdrive projectors
+                    //TODO method of repairing blocks of damage
+                    node(buildTower, () -> {
+
+                    });
+                });
+            });
+
+            //TODO where in the tech tree is the arc furnace placed? is it essential?
+            node(siliconArcFurnace, () -> {
+                node(electrolyzer, () -> {
+                    node(oxidationChamber, () -> {
+                        node(atmosphericConcentrator, () -> {
+                            node(cyanogenSynthesizer, () -> {
+
+                            });
+                        });
+
+                        node(carbideCrucible, () -> {
+                            node(surgeCrucible, () -> {
+                                node(phaseSynthesizer, () -> {
+
+                                });
+                            });
+                        });
+                    });
+
+                    node(slagIncinerator, () -> {
+                        //when is this actually needed?
+                        node(slagHeater, () -> {
+                            //TODO
+                            node(slagCentrifuge, () -> {
+
+                            });
+
+                            node(heatReactor, () -> {
+
+                            });
+                        });
+                    });
+                });
+            });
+
+            //TODO move into turbine condenser?
+            node(plasmaBore, () -> {
+                node(cliffCrusher, () -> {
+                    //TODO req
+                    node(largePlasmaBore, () -> {
+
+                    });
+
+                    //TODO req
+                    node(impactDrill, () -> {
+
+                    });
+                });
+            });
+
+            node(reinforcedConduit, () -> {
+                node(reinforcedPump, () -> {
+                    //TODO T2 pump
+                });
+
+                node(reinforcedLiquidJunction, () -> {
+                    node(reinforcedBridgeConduit, () -> {
+
+                    });
+
+                    node(reinforcedLiquidRouter, () -> {
+                        node(reinforcedLiquidContainer, () -> {
+                            node(reinforcedLiquidTank, () -> {
+
+                            });
+                        });
+                    });
+                });
+            });
+
+            node(breach, () -> {
+                //fracture turret is broken and thus not listed
+
+                //TODO big tech jump here; incomplete turret
+                node(sublimate, () -> {
+
+                });
+            });
+
+            //TODO requirements for these
+            node(coreCitadel, () -> {
+                node(coreAcropolis, () -> {
+
+                });
+            });
+
+            nodeProduce(Items.beryllium, () -> {
+                nodeProduce(Items.oxide, () -> {
+                    nodeProduce(Items.fissileMatter, () -> {
+
+                    });
+                });
+
+                nodeProduce(Liquids.ozone, () -> {
+                    nodeProduce(Liquids.hydrogen, () -> {
+                        //TODO how will nitrogen be gated behind the electrolyzer?
+                        nodeProduce(Liquids.nitrogen, () -> {
+                            nodeProduce(Liquids.cyanogen, () -> {
+
+                            });
+                        });
+                    });
+                });
+
+                nodeProduce(Items.tungsten, () -> {
+                    nodeProduce(Items.carbide, () -> {
+
+                    });
+
+                    //TODO does it require carbide?
+                    nodeProduce(Liquids.gallium, () -> {
+
+                    });
+                });
+            });
+
         });
     }
 }