Flechazo
d8771caef2
Implement hunting AP and progress, event tasks, exchanges, games, stories and actions; connect battle and reward handling. Add CashShop plugin and installation, server purchases and entitlements, recharge rules and plugin version metadata. Distribute binary calendars independently; cache GameData in memory and fix single-connection query deadlocks. Improve automatic login and recovery diagnostics; document configuration and release flows.
91 lines
2.6 KiB
Go
91 lines
2.6 KiB
Go
package gamedata
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import (
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"database/sql"
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"errors"
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"fmt"
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_ "modernc.org/sqlite"
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)
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// InventorySlotRule is one of the four capacities represented directly in
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// UserDBInfo. Prices and limits belong to the current GameData version.
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type InventorySlotRule struct {
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Default uint64
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Maximum uint64
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PriceType uint64
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BasePrice uint64
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MaxPrice uint64
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}
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type InventorySlotDesign struct {
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Items InventorySlotRule
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Storage InventorySlotRule
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Equipment InventorySlotRule
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EquipmentStorage InventorySlotRule
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}
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func LoadInventorySlotDesign(root, version string) (*InventorySlotDesign, error) {
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db, release, err := OpenDatabase(root, version, "common")
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if err != nil {
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return nil, err
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}
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defer release()
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return loadInventorySlotDesign(db)
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}
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func loadInventorySlotDesign(db *sql.DB) (*InventorySlotDesign, error) {
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var raw []byte
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if err := db.QueryRow("SELECT ProtoBuf FROM GameDefaultTable WHERE id=0").Scan(&raw); err != nil {
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return nil, fmt.Errorf("gamedata: inventory slot defaults: %w", err)
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}
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read := func(field int) (uint64, error) {
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values, err := packedInts(raw, field)
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if err != nil || len(values) != 1 || values[0] == 0 {
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return 0, fmt.Errorf("gamedata: inventory slot field %d is missing or invalid", field)
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}
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return values[0], nil
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}
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maxPrice, err := read(79)
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if err != nil {
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return nil, err
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}
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makeRule := func(defaultField, maximumField, priceTypeField, basePriceField int) (InventorySlotRule, error) {
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initial, err := read(defaultField)
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if err != nil {
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return InventorySlotRule{}, err
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}
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maximum, err := read(maximumField)
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if err != nil {
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return InventorySlotRule{}, err
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}
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priceType, err := read(priceTypeField)
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if err != nil {
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return InventorySlotRule{}, err
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}
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basePrice, err := read(basePriceField)
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if err != nil {
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return InventorySlotRule{}, err
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}
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rule := InventorySlotRule{Default: initial, Maximum: maximum, PriceType: priceType, BasePrice: basePrice, MaxPrice: maxPrice}
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if rule.Default > rule.Maximum || (rule.PriceType != 2 && rule.PriceType != 3 && rule.PriceType != 4) {
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return InventorySlotRule{}, errors.New("gamedata: unsupported inventory slot rule")
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}
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return rule, nil
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}
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design := &InventorySlotDesign{}
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if design.Items, err = makeRule(34, 80, 14, 13); err != nil {
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return nil, err
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}
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if design.Storage, err = makeRule(37, 83, 16, 15); err != nil {
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return nil, err
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}
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if design.Equipment, err = makeRule(30, 73, 10, 9); err != nil {
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return nil, err
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}
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if design.EquipmentStorage, err = makeRule(31, 74, 12, 11); err != nil {
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return nil, err
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}
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return design, nil
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}
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