Initial commit

server/internal/masterdata/material.go

@@ -0,0 +1,71 @@
+package masterdata
+
+import (
+	"fmt"
+
+	"lunar-tear/server/internal/model"
+	"lunar-tear/server/internal/utils"
+)
+
+type MaterialRow struct {
+	MaterialId   int32              `json:"MaterialId"`
+	MaterialType model.MaterialType `json:"MaterialType"`
+	WeaponType   int32              `json:"WeaponType"`
+	EffectValue  int32              `json:"EffectValue"`
+	SellPrice    int32              `json:"SellPrice"`
+}
+
+type numericalParameterMapRow struct {
+	NumericalParameterMapId int32 `json:"NumericalParameterMapId"`
+	ParameterKey            int32 `json:"ParameterKey"`
+	ParameterValue          int32 `json:"ParameterValue"`
+}
+
+func LoadParameterMap() ([]numericalParameterMapRow, error) {
+	rows, err := utils.ReadJSON[numericalParameterMapRow]("EntityMNumericalParameterMapTable.json")
+	if err != nil {
+		return nil, fmt.Errorf("load numerical parameter map table: %w", err)
+	}
+	return rows, nil
+}
+
+func BuildExpThresholds(paramMapRows []numericalParameterMapRow, mapId int32) []int32 {
+	maxKey := int32(0)
+	for _, r := range paramMapRows {
+		if r.NumericalParameterMapId == mapId && r.ParameterKey > maxKey {
+			maxKey = r.ParameterKey
+		}
+	}
+	thresholds := make([]int32, maxKey+1)
+	for _, r := range paramMapRows {
+		if r.NumericalParameterMapId == mapId {
+			thresholds[r.ParameterKey] = r.ParameterValue
+		}
+	}
+	return thresholds
+}
+
+type MaterialCatalog struct {
+	All    map[int32]MaterialRow
+	ByType map[model.MaterialType]map[int32]MaterialRow
+}
+
+func LoadMaterialCatalog() (*MaterialCatalog, error) {
+	rows, err := utils.ReadJSON[MaterialRow]("EntityMMaterialTable.json")
+	if err != nil {
+		return nil, fmt.Errorf("load material table: %w", err)
+	}
+
+	catalog := &MaterialCatalog{
+		All:    make(map[int32]MaterialRow, len(rows)),
+		ByType: make(map[model.MaterialType]map[int32]MaterialRow),
+	}
+	for _, row := range rows {
+		catalog.All[row.MaterialId] = row
+		if catalog.ByType[row.MaterialType] == nil {
+			catalog.ByType[row.MaterialType] = make(map[int32]MaterialRow)
+		}
+		catalog.ByType[row.MaterialType][row.MaterialId] = row
+	}
+	return catalog, nil
+}