tenari/space-trading
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

basic ui for the trading tab

Browse Source
This commit is contained in:
Tenari
2026-02-18 07:33:18 -06:00
parent 73933fa70b
commit d208d14520
2 changed files with 215 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/shared.h
+140 -42
View File
@@ -123,23 +123,6 @@ global FieldDescriptor SHIP_FIELDS[SHIP_DETAIL_COUNT] = {
{ "SmugglersHold", FieldTypeU16, offsetof(ShipTemplate, smugglers_hold_cu_m), 13 },
};
typedef struct PlayerShip {
ShipType type;
u8 drive_efficiency;
u8 life_support_efficiency;
u16 vacuum_cargo_slots;
u16 climate_cargo_slots;
u16 passenger_berths;
u16 passenger_amenities_flags;
u16 smugglers_hold_cu_m;
u32 base_cost;
u32 remaining_mortgage;
f32 interest_rate;
u32 cu_m_fuel; // we are just saying you can buy as much fuel as you want
u32 cu_m_o2; // we are just saying you can buy as much o2 as you want
u64 id;
} PlayerShip;
typedef enum EquipmentType {
EquipmentTypeAquaponicsSystem,
EquipmentType3DPrinter,
@@ -165,43 +148,158 @@ typedef enum CommodityType {
CommoditySemiConductors,
CommodityCommonMetals,
CommodityRareMetals,
CommodityPreciousMetals,
CommodityAlcohol,
CommodityClothes,
CommodityPersonalSundries,
Commodity_Count,
} CommodityType;
static const char* COMMODITY_STRINGS[] = {
"Hydrogen Fuel",
"Oxygen",
"Water",
"Fertilizer",
"Raw Textiles",
"Low grade Ore",
"High grade Ore",
"Plastics",
"Grain",
"Meat",
"Spices",
"Electronics",
"Glass",
"Hand Tools",
"Semi-conductors (Silicon, Arsenic, Boron)",
"Common Metals (Iron, Nickel, Zinc)",
"Rare Metals (Titanium, Chromium)",
"Alcohol",
"Clothes",
"Personal Sundries (Cutlery, Storage, Buckles, Toys, Furnishings)",
};
typedef enum StorageUnit {
StorageUnitKg,
StorageUnitContainer,
StorageUnitAtmoContainer,
StorageUnit_Count,
} StorageUnit;
typedef struct Commodity {
CommodityType type;
StorageUnit unit;
str name;
u32 base_price_per_kg;
u32 kg_per_container;
u32 m3_per_kg;
u32 price;
u32 qty;
u32 consumption;
} Commodity;
global Commodity COMMODITIES[Commodity_Count] = {
{ .type = CommodityHydrogenFuel, .unit = StorageUnitKg,
.name = "Hydrogen Fuel",
.price = 10, .qty = 1000, .consumption = 200,
},
{ .type = CommodityOxygen, .unit = StorageUnitKg,
.name = "Oxygen",
.price = 5, .qty = 10000, .consumption = 500,
},
{ .type = CommodityWater, .unit = StorageUnitContainer,
.name = "Water",
.price = 700, .qty = 100, .consumption = 10,
},
{ .type = CommodityFertilizer, .unit = StorageUnitContainer,
.name = "Fertilizer",
.price = 1200, .qty = 70, .consumption = 10,
},
{ .type = CommodityRawTextiles, .unit = StorageUnitContainer,
.name = "Raw Textiles",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityLowGradeOre, .unit = StorageUnitContainer,
.name = "Low Grade Ore",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityHighGradeOre, .unit = StorageUnitContainer,
.name = "High Grade Ore",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityPlastics, .unit = StorageUnitContainer,
.name = "Plastics",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityGrain, .unit = StorageUnitContainer,
.name = "Grain",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityMeat, .unit = StorageUnitContainer,
.name = "Meat",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommoditySpices, .unit = StorageUnitContainer,
.name = "Spices",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityElectronics, .unit = StorageUnitContainer,
.name = "Electronics",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityGlass, .unit = StorageUnitContainer,
.name = "Glass",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityHandTools, .unit = StorageUnitContainer,
.name = "Hand Tools",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommoditySemiConductors, .unit = StorageUnitContainer,
.name = "Semi-conductors (Silicon, Arsenic, Boron)",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityCommonMetals, .unit = StorageUnitContainer,
.name = "Common Metals (Iron, Nickel, Zinc)",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityRareMetals, .unit = StorageUnitContainer,
.name = "Rare Metals (Titanium, Chromium)",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityPreciousMetals, .unit = StorageUnitKg,
.name = "Precious Metals (Silver, Gold, Platinum)",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityAlcohol, .unit = StorageUnitContainer,
.name = "Alcohol",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityClothes, .unit = StorageUnitContainer,
.name = "Clothes",
.price = 1800, .qty = 40, .consumption = 3,
},
{ .type = CommodityPersonalSundries, .unit = StorageUnitContainer,
.name = "Personal Sundries (Cutlery, Toys, Misc)",
.price = 1800, .qty = 40, .consumption = 3,
},
};
fn f32 priceForCommodity(CommodityType type, u32 quantity, bool bid) {
f32 result = 0.0;
Commodity details = COMMODITIES[type];
f32 max = details.price * 5;
f32 min = (f32)details.price / 5.0;
if (quantity == 0) {
return max;
}
result = ((f32)details.price) * ((f32)details.qty / (f32)quantity); // the bid/ask spread
if (max < result) {
result = max;
}
if (min > result) {
result = min;
}
// the bid/ask spread
if (bid) {
result = result * 0.98;
} else {
result = result * 1.02;
}
return result;
}
typedef struct PlayerShip {
ShipType type;
u8 drive_efficiency;
u8 life_support_efficiency;
u16 vacuum_cargo_slots;
u16 climate_cargo_slots;
u16 passenger_berths;
u16 passenger_amenities_flags;
u16 smugglers_hold_cu_m;
u32 base_cost;
u32 remaining_mortgage;
f32 interest_rate;
u32 cu_m_fuel; // we are just saying you can buy as much fuel as you want
u32 cu_m_o2; // we are just saying you can buy as much o2 as you want
f32 credits;
u64 id;
u32 commodities[Commodity_Count];
} PlayerShip;
typedef enum PlanetType {
PlanetTypeNull,
PlanetTypeEarth,