mirror of
https://github.com/Mezeporta/Erupe.git
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ba7ec122f8
An MMO server without multiplayer defeats the purpose. PostgreSQL is the right choice and Docker Compose already solves the setup pain. This reverts the common/db wrapper, SQLite schema, config Driver field, modernc.org/sqlite dependency, and all repo type changes while keeping the dashboard, wizard, and CI improvements from the previous commit.
60 lines
1.7 KiB
Go
60 lines
1.7 KiB
Go
package channelserver
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import (
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"fmt"
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"github.com/jmoiron/sqlx"
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)
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// GoocooRepository centralizes all database access for the goocoo table.
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type GoocooRepository struct {
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db *sqlx.DB
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}
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// NewGoocooRepository creates a new GoocooRepository.
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func NewGoocooRepository(db *sqlx.DB) *GoocooRepository {
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return &GoocooRepository{db: db}
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}
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// validGoocooSlot validates the slot index to prevent SQL injection.
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func validGoocooSlot(slot uint32) error {
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if slot > 4 {
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return fmt.Errorf("invalid goocoo slot index: %d", slot)
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}
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return nil
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}
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// EnsureExists creates a goocoo record if it doesn't already exist.
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func (r *GoocooRepository) EnsureExists(charID uint32) error {
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_, err := r.db.Exec("INSERT INTO goocoo (id) VALUES ($1) ON CONFLICT DO NOTHING", charID)
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return err
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}
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// GetSlot reads a single goocoo slot by character ID and slot index (0-4).
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func (r *GoocooRepository) GetSlot(charID uint32, slot uint32) ([]byte, error) {
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if err := validGoocooSlot(slot); err != nil {
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return nil, err
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}
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var data []byte
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err := r.db.QueryRow(fmt.Sprintf("SELECT goocoo%d FROM goocoo WHERE id=$1", slot), charID).Scan(&data)
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return data, err
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}
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// ClearSlot sets a goocoo slot to NULL.
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func (r *GoocooRepository) ClearSlot(charID uint32, slot uint32) error {
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if err := validGoocooSlot(slot); err != nil {
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return err
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}
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_, err := r.db.Exec(fmt.Sprintf("UPDATE goocoo SET goocoo%d=NULL WHERE id=$1", slot), charID)
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return err
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}
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// SaveSlot writes data to a goocoo slot.
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func (r *GoocooRepository) SaveSlot(charID uint32, slot uint32, data []byte) error {
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if err := validGoocooSlot(slot); err != nil {
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return err
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}
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_, err := r.db.Exec(fmt.Sprintf("UPDATE goocoo SET goocoo%d=$1 WHERE id=$2", slot), data, charID)
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return err
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}
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