/
external_resource.go
177 lines (146 loc) · 5.31 KB
/
external_resource.go
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package service
import (
"database/sql"
"net/url"
"time"
"github.com/builderscon/octav/octav/cache"
"github.com/builderscon/octav/octav/db"
"github.com/builderscon/octav/octav/internal/context"
"github.com/builderscon/octav/octav/model"
"github.com/builderscon/octav/octav/tools"
"github.com/pkg/errors"
pdebug "github.com/lestrrat/go-pdebug"
)
func (v *ExternalResourceSvc) Init() {}
func (v *ExternalResourceSvc) populateRowForCreate(ctx context.Context, vdb *db.ExternalResource, payload *model.CreateExternalResourceRequest) error {
vdb.EID = tools.UUID()
vdb.ConferenceID = payload.ConferenceID
vdb.Title = payload.Title
if payload.Description.Valid() {
vdb.Description = payload.Description.String
}
// Parse the URL, and do away with the URL fragment, if any
u, err := url.Parse(payload.URL)
if err != nil {
return errors.Wrap(err, "failed to parse URL")
}
u.Fragment = ""
vdb.URL = u.String()
if payload.SortOrder.Valid() {
vdb.SortOrder = int(payload.SortOrder.Int)
}
return nil
}
func (v *ExternalResourceSvc) populateRowForUpdate(ctx context.Context, vdb *db.ExternalResource, payload *model.UpdateExternalResourceRequest) error {
if payload.Description.Valid() {
vdb.Description = payload.Description.String
}
if payload.Title.Valid() {
vdb.Title = payload.Title.String
}
if payload.URL.Valid() {
// Parse the URL, and do away with the URL fragment, if any
u, err := url.Parse(payload.URL.String)
if err != nil {
return errors.Wrap(err, "failed to parse URL")
}
u.Fragment = ""
vdb.URL = u.String()
}
if payload.SortOrder.Valid() {
vdb.SortOrder = int(payload.SortOrder.Int)
}
return nil
}
func (v *ExternalResourceSvc) CreateFromPayload(ctx context.Context, tx *sql.Tx, result *model.ExternalResource, payload *model.CreateExternalResourceRequest) error {
var vdb db.ExternalResource
if err := v.Create(ctx, tx, &vdb, payload); err != nil {
return errors.Wrap(err, "failed to insert into database")
}
var m model.ExternalResource
if err := m.FromRow(&vdb); err != nil {
return errors.Wrap(err, "failed to populate model from database row")
}
*result = m
return nil
}
func (v *ExternalResourceSvc) DeleteFromPayload(ctx context.Context, tx *sql.Tx, payload *model.DeleteExternalResourceRequest) error {
su := User()
if err := su.IsAdministrator(ctx, tx, context.GetUserID(ctx)); err != nil {
return errors.Wrap(err, "deleting exrernal resources require administrator privileges")
}
return errors.Wrap(v.Delete(tx, payload.ID), "failed to delete from database")
}
func (v *ExternalResourceSvc) ListFromPayload(ctx context.Context, tx *sql.Tx, result *model.ExternalResourceList, payload *model.ListExternalResourceRequest) error {
var vdbl db.ExternalResourceList
if err := vdbl.LoadSinceEID(tx, payload.Since.String, int(payload.Limit.Int)); err != nil {
return errors.Wrap(err, "failed to load from database")
}
l := make(model.ExternalResourceList, len(vdbl))
for i, vdb := range vdbl {
if err := (l[i]).FromRow(&vdb); err != nil {
return errors.Wrap(err, "failed to populate model from database")
}
if err := v.Decorate(ctx, tx, &l[i], payload.VerifiedCall, payload.Lang.String); err != nil {
return errors.Wrap(err, "failed to decorate exrernal resource with associated data")
}
}
*result = l
return nil
}
func invalidateExternalResourceLoadByConferenceID(conferenceID string) error {
c := Cache()
key := c.Key("ExternalResource", "LoadByConferenceID", conferenceID)
c.Delete(key)
if pdebug.Enabled {
pdebug.Printf("CACHE DEL: %s", key)
}
return nil
}
func (v *ExternalResourceSvc) PostCreateHook(ctx context.Context, _ *sql.Tx, vdb *db.ExternalResource) error {
return invalidateExternalResourceLoadByConferenceID(vdb.ConferenceID)
}
func (v *ExternalResourceSvc) PostUpdateHook(_ *sql.Tx, vdb *db.ExternalResource) error {
return invalidateExternalResourceLoadByConferenceID(vdb.ConferenceID)
}
func (v *ExternalResourceSvc) PostDeleteHook(_ *sql.Tx, vdb *db.ExternalResource) error {
return invalidateExternalResourceLoadByConferenceID(vdb.ConferenceID)
}
func (v *ExternalResourceSvc) Decorate(ctx context.Context, tx *sql.Tx, c *model.ExternalResource, verifiedCall bool, lang string) error {
if lang == "" {
return nil
}
if err := v.ReplaceL10NStrings(tx, c, lang); err != nil {
return errors.Wrap(err, "failed to replace L10N strings")
}
return nil
}
func (v *ExternalResourceSvc) LoadByConferenceID(tx *sql.Tx, result *model.ExternalResourceList, cid string, verifiedCall bool, lang string) (err error) {
if pdebug.Enabled {
g := pdebug.Marker("service.ExternalResource.LoadByConferenceID %s", cid).BindError(&err)
defer g.End()
}
c := Cache()
key := c.Key("ExternalResource", "LoadByConferenceID", cid)
x, err := c.GetOrSet(key, result, func() (interface{}, error) {
if pdebug.Enabled {
pdebug.Printf("CACHE MISS: Re-generating")
}
var vdbl db.ExternalResourceList
if err := vdbl.LoadByConference(tx, cid); err != nil {
return nil, errors.Wrap(err, "failed to load from database")
}
l := make(model.ExternalResourceList, len(vdbl))
for i, vdb := range vdbl {
if err := l[i].FromRow(&vdb); err != nil {
return nil, errors.Wrap(err, "failed to populate model from database")
}
}
return &l, nil
}, cache.WithExpires(time.Hour))
if err != nil {
return err
}
*result = *(x.(*model.ExternalResourceList))
return nil
}