pre cw with probe and a bunch script to read game behavior

internal/common/currency_wars_equipment.go

@@ -0,0 +1,67 @@
+package common
+
+import (
+	"crypto/sha256"
+	"encoding/hex"
+	"encoding/json"
+	"fmt"
+)
+
+// Only initialized handbook equipment is captured, not consumables or a claim
+// of the complete hidden item table. Native fixed-point values remain text.
+type CurrencyWarsEquipment struct {
+	ItemID              uint32                            `json:"ItemID"`
+	BaseItemID          uint32                            `json:"BaseItemID"`
+	NeedEquipSlot       bool                              `json:"NeedEquipSlot"`
+	EquipType           uint32                            `json:"EquipType"`
+	EquipCategory       uint32                            `json:"EquipCategory"`
+	EquipFunc           uint32                            `json:"EquipFunc"`
+	DressRule           uint32                            `json:"DressRule"`
+	AbilityName         string                            `json:"AbilityName"`
+	GeneralPropertyList []CurrencyWarsNativePropertyValue `json:"GeneralPropertyList"`
+	AbilityParamList    []string                          `json:"AbilityParamList"`
+	EquipFuncParamList  []uint32                          `json:"EquipFuncParamList"`
+	DressRuleParamList  []uint32                          `json:"DressRuleParamList"`
+}
+
+func LoadCurrencyWarsEquipment(catalog *CurrencyWarsCatalog) (map[uint32]CurrencyWarsEquipment, error) {
+	raw, err := ReadResourceFile("resources/CurrencyWarsEquipment.json")
+	if err != nil {
+		return nil, err
+	}
+	var r struct {
+		Format   uint32                  `json:"format_version"`
+		Client   string                  `json:"target_client_version"`
+		Assembly string                  `json:"target_assembly_sha256"`
+		Capture  string                  `json:"source_capture_sha256"`
+		Entries  []CurrencyWarsEquipment `json:"entries"`
+	}
+	if err = json.Unmarshal(raw, &r); err != nil {
+		return nil, err
+	}
+	if catalog == nil || r.Format != 1 || r.Client != catalog.ClientVersion || r.Assembly != catalog.Provenance.GameAssemblySHA256 {
+		return nil, fmt.Errorf("CW equipment revision differs")
+	}
+	digest, err := hex.DecodeString(r.Capture)
+	if err != nil || len(digest) != sha256.Size || len(r.Entries) == 0 {
+		return nil, fmt.Errorf("CW equipment capture missing")
+	}
+	values := make(map[uint32]CurrencyWarsEquipment, len(r.Entries))
+	for _, row := range r.Entries {
+		if _, duplicate := values[row.ItemID]; row.ItemID == 0 || row.BaseItemID == 0 || duplicate {
+			return nil, fmt.Errorf("CW equipment identity invalid/duplicated")
+		}
+		for _, property := range row.GeneralPropertyList {
+			if property.PropertyType == 0 || !currencyWarsDecimal.MatchString(property.Value) {
+				return nil, fmt.Errorf("CW equipment property value invalid")
+			}
+		}
+		for _, parameter := range row.AbilityParamList {
+			if !currencyWarsDecimal.MatchString(parameter) {
+				return nil, fmt.Errorf("CW equipment ability parameter invalid")
+			}
+		}
+		values[row.ItemID] = row
+	}
+	return values, nil
+}