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db: GetPlayerInventorySlots() can just build the array the first pass, no?
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@ -17,33 +17,24 @@ type Inventory struct {
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// start && end are both inclusive
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func (db *DBHandler) GetPlayerInventorySlots(PlayerID int, start int, end int) ([]protocol.SItemBase, error) {
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rows, err := db.Query("SELECT PlayerID, Slot, ID, Type, Opt, TimeLimit FROM Inventory WHERE Slot BETWEEN ? AND ? AND PlayerID = ?", start, end, PlayerID)
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rows, err := db.Query("SELECT Slot, Type, ID, Opt, TimeLimit FROM Inventory WHERE Slot BETWEEN ? AND ? AND PlayerID = ?", start, end, PlayerID)
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if err != nil {
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return nil, err
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}
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var inven []Inventory
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items := make([]protocol.SItemBase, end-start)
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for rows.Next() {
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item := Inventory{}
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var slot int
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item := protocol.SItemBase{}
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if err := rows.Scan(
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&item.PlayerID, &item.Slot, &item.ID, &item.Type, &item.Opt, &item.TimeLimit); err != nil {
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&slot, &item.IType, &item.IID, &item.IOpt, &item.ITimeLimit); err != nil {
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return nil, err
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}
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inven = append(inven, item)
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items[slot-start] = item
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}
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// populate an SItemBase array
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items := make([]protocol.SItemBase, end-start)
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for _, item := range inven {
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items[item.Slot-start] = protocol.SItemBase{
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IID: int16(item.ID),
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IType: int16(item.Type),
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IOpt: int32(item.Opt),
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ITimeLimit: int32(item.TimeLimit),
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}
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}
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return items, nil
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}
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@ -51,7 +42,7 @@ func (db *DBHandler) GetPlayerInventorySlots(PlayerID int, start int, end int) (
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func (db *DBHandler) SetPlayerInventorySlots(PlayerID int, start int, items []protocol.SItemBase) error {
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return db.Transaction(func(tx *sql.Tx) error {
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// delete inventory slots
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_, err := db.Query("DELETE FROM Inventory WHERE Slot BETWEEN ? AND ? AND PlayerID = ?", start, start+len(items)-1, PlayerID)
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_, err := db.Exec("DELETE FROM Inventory WHERE Slot BETWEEN ? AND ? AND PlayerID = ?", start, start+len(items)-1, PlayerID)
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if err != nil {
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return err
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}
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@ -59,7 +50,7 @@ func (db *DBHandler) SetPlayerInventorySlots(PlayerID int, start int, items []pr
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// insert inventory
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for i, item := range items {
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if item.IID != 0 {
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_, err := db.Query("INSERT INTO Inventory (PlayerID, Slot, ID, Type, Opt, TimeLimit) VALUES (?, ?, ?, ?, ?, ?)", PlayerID, start+i, item.IID, item.IType, item.IOpt, item.ITimeLimit)
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_, err := db.Exec("INSERT INTO Inventory (PlayerID, Slot, ID, Type, Opt, TimeLimit) VALUES (?, ?, ?, ?, ?, ?)", PlayerID, start+i, item.IID, item.IType, item.IOpt, item.ITimeLimit)
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if err != nil {
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return err
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}
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@ -17,11 +17,6 @@ type DBHandler struct {
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db *sql.DB
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}
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type DBQuery interface {
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Query(query string, args ...any) (*sql.Rows, error)
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Exec(query string, args ...any) (sql.Result, error)
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}
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//go:embed migrations/new.sql
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var createDBQuery string
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