80 lines
1.8 KiB
Go
80 lines
1.8 KiB
Go
package storage
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import (
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"context"
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"fmt"
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"sync"
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"git.espin.casa/albert/cml04-falcon-printer/types"
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"gorm.io/driver/postgres"
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"gorm.io/gorm"
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)
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type Storager interface {
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ListProductionOrders(ctx context.Context, limit int) ([]*types.ProductionOrder, error)
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ListCostumerOrders(ctx context.Context, po int) ([]*types.CustomerOrder, error)
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}
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type storage struct {
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db *gorm.DB
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mux sync.RWMutex
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}
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// ListCostumerOrders implements Storager.
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func (s *storage) ListCostumerOrders(ctx context.Context, po int) ([]*types.CustomerOrder, error) {
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cos := []*types.CustomerOrder{}
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if err := s.db.WithContext(ctx).Order("c_order_no desc").Where("p_order_no = ?,po").Error; err != nil {
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return nil, err
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}
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return cos, nil
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}
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// ListProductionOrders implements Storager.
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func (s *storage) ListProductionOrders(ctx context.Context, limit int) ([]*types.ProductionOrder, error) {
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pos := []*types.ProductionOrder{}
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if err := s.db.WithContext(ctx).Order("created_at,p_order_no desc").Limit(limit).Find(&pos).Error; err != nil {
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return nil, err
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}
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return pos, nil
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}
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type DBConfig struct {
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Username string
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Password string
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Host string
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Port int
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Name string
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}
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func ProductionDataBase(conf *DBConfig) (*gorm.DB, error) {
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// create dsn string
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dsn := fmt.Sprintf("host=%s user=%s password=%s dbname=%s port=%d sslmode=disable TimeZone=Europe/Madrid",
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conf.Host,
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conf.Username,
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conf.Password,
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conf.Name,
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conf.Port,
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)
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// create open database connection
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db, err := gorm.Open(postgres.Open(dsn), &gorm.Config{})
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if err != nil {
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return nil, err
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}
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return db, nil
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}
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func New(conf *DBConfig) (Storager, error) {
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// database holder
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var db *gorm.DB
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// producctio
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db, err := ProductionDataBase(conf)
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if err != nil {
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return nil, err
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}
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// done
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return &storage{
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db: db,
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mux: sync.RWMutex{},
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}, nil
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}
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