Files
libredesk/internal/view/view.go

102 lines
2.8 KiB
Go

// Package view handles the management of conversation views.
package view
import (
"database/sql"
"embed"
"github.com/abhinavxd/libredesk/internal/dbutil"
"github.com/abhinavxd/libredesk/internal/envelope"
"github.com/abhinavxd/libredesk/internal/view/models"
"github.com/jmoiron/sqlx"
"github.com/zerodha/logf"
)
var (
//go:embed queries.sql
efs embed.FS
)
// Manager manages views.
type Manager struct {
q queries
lo *logf.Logger
}
// Opts contains options for initializing the Manager.
type Opts struct {
DB *sqlx.DB
Lo *logf.Logger
}
// queries contains prepared SQL queries.
type queries struct {
GetView *sqlx.Stmt `query:"get-view"`
GetUserViews *sqlx.Stmt `query:"get-user-views"`
InsertView *sqlx.Stmt `query:"insert-view"`
DeleteView *sqlx.Stmt `query:"delete-view"`
UpdateView *sqlx.Stmt `query:"update-view"`
}
// New creates and returns a new instance of the Manager.
func New(opts Opts) (*Manager, error) {
var q queries
if err := dbutil.ScanSQLFile("queries.sql", &q, opts.DB, efs); err != nil {
return nil, err
}
return &Manager{
q: q,
lo: opts.Lo,
}, nil
}
// Get returns a view by ID.
func (v *Manager) Get(id int) (models.View, error) {
var view = models.View{}
if err := v.q.GetView.Get(&view, id); err != nil {
if err == sql.ErrNoRows {
return view, envelope.NewError(envelope.NotFoundError, "View not found", nil)
}
v.lo.Error("error fetching view", "error", err)
return view, envelope.NewError(envelope.GeneralError, "Error fetching view", nil)
}
return view, nil
}
// GetUsersViews returns all views for a user.
func (v *Manager) GetUsersViews(userID int) ([]models.View, error) {
views := []models.View{}
if err := v.q.GetUserViews.Select(&views, userID); err != nil {
v.lo.Error("error fetching views", "error", err)
return nil, envelope.NewError(envelope.GeneralError, "Error fetching views", nil)
}
return views, nil
}
// Create creates a new view.
func (v *Manager) Create(name string, filter []byte, baseList string, userID int) error {
if _, err := v.q.InsertView.Exec(name, filter, baseList, userID); err != nil {
v.lo.Error("error inserting view", "error", err)
return envelope.NewError(envelope.GeneralError, "Error creating view", nil)
}
return nil
}
// Update updates a view by id.
func (v *Manager) Update(id int, name string, filter []byte, baseList string) error {
if _, err := v.q.UpdateView.Exec(id, name, filter, baseList); err != nil {
v.lo.Error("error updating view", "error", err)
return envelope.NewError(envelope.GeneralError, "Error updating view", nil)
}
return nil
}
// Delete deletes a view by ID.
func (v *Manager) Delete(id int) error {
if _, err := v.q.DeleteView.Exec(id); err != nil {
v.lo.Error("error deleting view", "error", err)
return envelope.NewError(envelope.GeneralError, "Error deleting view", nil)
}
return nil
}