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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.
80 lines
2.7 KiB
Go
80 lines
2.7 KiB
Go
package channelserver
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import (
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"github.com/jmoiron/sqlx"
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)
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// DistributionRepository centralizes all database access for the distribution,
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// distribution_items, and distributions_accepted tables.
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type DistributionRepository struct {
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db *sqlx.DB
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}
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// NewDistributionRepository creates a new DistributionRepository.
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func NewDistributionRepository(db *sqlx.DB) *DistributionRepository {
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return &DistributionRepository{db: db}
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}
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// List returns all distributions matching the given character and type.
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func (r *DistributionRepository) List(charID uint32, distType uint8) ([]Distribution, error) {
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rows, err := r.db.Queryx(`
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SELECT d.id, event_name, description, COALESCE(rights, 0) AS rights, COALESCE(selection, false) AS selection, times_acceptable,
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COALESCE(min_hr, -1) AS min_hr, COALESCE(max_hr, -1) AS max_hr,
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COALESCE(min_sr, -1) AS min_sr, COALESCE(max_sr, -1) AS max_sr,
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COALESCE(min_gr, -1) AS min_gr, COALESCE(max_gr, -1) AS max_gr,
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(
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SELECT count(*) FROM distributions_accepted da
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WHERE d.id = da.distribution_id AND da.character_id = $1
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) AS times_accepted,
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COALESCE(deadline, TO_TIMESTAMP(0)) AS deadline
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FROM distribution d
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WHERE character_id = $1 AND type = $2 OR character_id IS NULL AND type = $2 ORDER BY id DESC
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`, charID, distType)
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if err != nil {
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return nil, err
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}
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defer func() { _ = rows.Close() }()
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var dists []Distribution
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for rows.Next() {
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var d Distribution
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if err := rows.StructScan(&d); err != nil {
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continue
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}
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dists = append(dists, d)
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}
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return dists, nil
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}
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// GetItems returns all items for a given distribution.
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func (r *DistributionRepository) GetItems(distributionID uint32) ([]DistributionItem, error) {
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rows, err := r.db.Queryx(`SELECT id, item_type, COALESCE(item_id, 0) AS item_id, COALESCE(quantity, 0) AS quantity FROM distribution_items WHERE distribution_id=$1`, distributionID)
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if err != nil {
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return nil, err
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}
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defer func() { _ = rows.Close() }()
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var items []DistributionItem
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for rows.Next() {
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var item DistributionItem
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if err := rows.StructScan(&item); err != nil {
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continue
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}
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items = append(items, item)
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}
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return items, nil
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}
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// RecordAccepted records that a character has accepted a distribution.
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func (r *DistributionRepository) RecordAccepted(distributionID, charID uint32) error {
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_, err := r.db.Exec(`INSERT INTO public.distributions_accepted VALUES ($1, $2)`, distributionID, charID)
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return err
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}
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// GetDescription returns the description text for a distribution.
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func (r *DistributionRepository) GetDescription(distributionID uint32) (string, error) {
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var desc string
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err := r.db.QueryRow("SELECT description FROM distribution WHERE id = $1", distributionID).Scan(&desc)
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return desc, err
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}
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