/
appmodel.go
822 lines (714 loc) · 23.4 KB
/
appmodel.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
package appmodel
import (
"database/sql"
"encoding/json"
"errors"
"fmt"
"sort"
"time"
"github.com/blang/semver/v4"
"github.com/jmoiron/sqlx"
"github.com/teleclimber/DropServer/cmd/ds-host/domain"
"github.com/teleclimber/DropServer/cmd/ds-host/record"
"github.com/teleclimber/DropServer/internal/nulltypes"
)
type stmtPreparer interface {
Preparex(query string) (*sqlx.Stmt, error)
}
// AppModel represents the model for app
type AppModel struct {
DB *domain.DB
AppUrlDataEvents interface {
Send(ownerID domain.UserID, data domain.AppURLData)
}
stmt struct {
selectID *sqlx.Stmt
selectOwner *sqlx.Stmt
selectVersion *sqlx.Stmt
selectVersionForUI *sqlx.Stmt
selectVersionManifest *sqlx.Stmt
getAllVersions *sqlx.Stmt
selectAppVersions *sqlx.Stmt
selectAppVersionsForUI *sqlx.Stmt
insertVersion *sqlx.Stmt
deleteVersion *sqlx.Stmt
}
}
type prepper struct {
handle *sqlx.DB
err error
}
func (p *prepper) exec(query string) *sqlx.Stmt {
if p.err != nil {
return nil
}
stmt, err := p.handle.Preparex(query)
if err != nil {
p.err = errors.New("Error preparing statmement " + query + " " + err.Error())
return nil
}
return stmt
}
// PrepareStatements prepares the statements
func (m *AppModel) PrepareStatements() {
p := prepper{handle: m.DB.Handle}
//get from ID
m.stmt.selectID = p.exec(`SELECT * FROM apps WHERE app_id = ?`)
//get for a given owner user ID
m.stmt.selectOwner = p.exec(`SELECT * FROM apps WHERE owner_id = ?`)
// get version
// This one is intended for internal use (like running a sandbox)
// should include entrypoint. app_name, created may not be necessary.
m.stmt.selectVersion = p.exec(`SELECT
app_id, version,
json_extract(manifest, '$.schema') AS schema,
json_extract(manifest, '$.entrypoint') AS entrypoint,
created, location_key
FROM app_versions WHERE app_id = ? AND version = ?`)
m.stmt.selectVersionForUI = p.exec(`SELECT
app_id, version,
ifnull(json_extract(manifest, '$.name'), "") AS name,
ifnull(json_extract(manifest, '$.short-description'), "") AS short_desc,
json_extract(manifest, '$.schema') AS schema,
ifnull(json_extract(manifest, '$.accent-color'), "") AS color,
ifnull(json_extract(manifest, '$.authors'), "") AS authors,
ifnull(json_extract(manifest, '$.website'), "") AS website,
ifnull(json_extract(manifest, '$.code'), "") AS code,
ifnull(json_extract(manifest, '$.funding'), "") AS funding,
ifnull(json_extract(manifest, '$.release-date'), "") AS release_date,
ifnull(json_extract(manifest, '$.license'), "") AS license,
created
FROM app_versions WHERE app_id = ? AND version = ?`)
m.stmt.selectAppVersionsForUI = p.exec(`SELECT
app_id, version,
ifnull(json_extract(manifest, '$.name'), "") AS name,
ifnull(json_extract(manifest, '$.short-description'), "") AS short_desc,
json_extract(manifest, '$.schema') AS schema,
ifnull(json_extract(manifest, '$.accent-color'), "") AS color,
ifnull(json_extract(manifest, '$.authors'), "") AS authors,
ifnull(json_extract(manifest, '$.website'), "") AS website,
ifnull(json_extract(manifest, '$.code'), "") AS code,
ifnull(json_extract(manifest, '$.funding'), "") AS funding,
ifnull(json_extract(manifest, '$.release-date'), "") AS release_date,
ifnull(json_extract(manifest, '$.license'), "") AS license,
created
FROM app_versions WHERE app_id = ?`)
m.stmt.selectVersionManifest = p.exec(`SELECT manifest FROM app_versions WHERE app_id = ? AND version = ?`)
m.stmt.getAllVersions = p.exec(`SELECT version FROM app_versions WHERE app_id = ?`)
// get versions for app
m.stmt.selectAppVersions = p.exec(`SELECT
app_id, version,
json_extract(manifest, '$.schema') AS schema,
created, location_key
FROM app_versions WHERE app_id = ?`)
m.stmt.insertVersion = p.exec(`INSERT INTO app_versions
(app_id, version, location_key, manifest, created) VALUES (?, ?, ?, json(?), datetime("now"))`)
m.stmt.deleteVersion = p.exec(`DELETE FROM app_versions WHERE app_id = ? AND version = ?`)
if p.err != nil {
panic(p.err)
}
}
// GetFromID gets the app using its unique ID on the system
// It returns an error if ID is not found
func (m *AppModel) GetFromID(appID domain.AppID) (domain.App, error) {
var app domain.App
err := m.stmt.selectID.QueryRowx(appID).StructScan(&app)
if err != nil {
log := m.getLogger("GetFromID()").AppID(appID)
if err == sql.ErrNoRows {
log.Debug(err.Error())
return app, domain.ErrNoRowsInResultSet
} else {
log.Error(err)
return app, err
}
}
return app, nil
}
// GetForOwner returns array of application data for a given user
func (m *AppModel) GetForOwner(userID domain.UserID) ([]*domain.App, error) {
ret := []*domain.App{}
err := m.stmt.selectOwner.Select(&ret, userID)
if err != nil {
m.getLogger("GetForOwner()").UserID(userID).Error(err)
return nil, err
}
return ret, nil
}
// Create adds an app to the database with no URL data
// For use with manually uploaded apps.
func (m *AppModel) Create(ownerID domain.UserID) (domain.AppID, error) {
tx, err := m.DB.Handle.Beginx()
if err != nil {
m.getLogger("Create(), Begin()").Error(err)
return domain.AppID(0), err
}
defer tx.Rollback()
appID, err := m.create(ownerID, tx)
if err != nil {
return domain.AppID(0), err
}
err = tx.Commit()
if err != nil {
m.getLogger("Create(), tx.Commit()").Error(err)
return domain.AppID(0), err
}
return appID, nil
}
// CreateFromURL creates the app and stores app url data
func (m *AppModel) CreateFromURL(ownerID domain.UserID, url string, auto bool, listingFetch domain.AppListingFetch) (domain.AppID, error) {
tx, err := m.DB.Handle.Beginx()
if err != nil {
m.getLogger("CreateFromURL(), Begin()").Error(err)
return domain.AppID(0), err
}
defer tx.Rollback()
appID, err := m.create(ownerID, tx)
if err != nil {
return domain.AppID(0), err
}
err = createAppUrlData(appID, url, auto, tx)
if err != nil {
m.getLogger("CreateFromURL(), createAppUrlData()").Error(err)
return domain.AppID(0), err
}
err = setListing(appID, listingFetch, tx)
if err != nil {
m.getLogger("CreateFromURL(), setListing()").Error(err)
return domain.AppID(0), err
}
err = setLast(appID, "ok", listingFetch.ListingDatetime, tx)
if err != nil {
m.getLogger("CreateFromURL(), setLast()").Error(err)
return domain.AppID(0), err
}
err = tx.Commit()
if err != nil {
m.getLogger("Create(), tx.Commit()").Error(err)
return domain.AppID(0), err
}
m.sendAppURLDataEvent(appID)
return appID, nil
}
func (m *AppModel) create(ownerID domain.UserID, sp stmtPreparer) (domain.AppID, error) {
stmt, err := sp.Preparex(`INSERT INTO apps
("owner_id", "created") VALUES (?, datetime("now"))`)
if err != nil {
m.getLogger("create(), tx.Preparex()").Error(err)
return domain.AppID(0), err
}
defer stmt.Close()
r, err := stmt.Exec(ownerID)
if err != nil {
m.getLogger("Create(), insertApp.Exec()").UserID(ownerID).Error(err)
return domain.AppID(0), err
}
lastID, err := r.LastInsertId()
if err != nil {
m.getLogger("Create(), r.LastInsertId()").UserID(ownerID).Error(err)
return domain.AppID(0), err
}
if lastID >= 0xFFFFFFFF {
m.getLogger("Create()").Log(fmt.Sprintf("Last insert ID out of bounds: %v", lastID))
return domain.AppID(0), errors.New("last Insert ID from DB greater than uint32")
}
return domain.AppID(lastID), nil
}
func createAppUrlData(appID domain.AppID, url string, auto bool, sp stmtPreparer) error {
stmt, err := sp.Preparex(`INSERT INTO app_urls
("app_id", "url", "automatic", "new_url") VALUES (?, ?, ?, ?)`)
if err != nil {
return err
}
defer stmt.Close()
_, err = stmt.Exec(appID, url, auto, "")
return err
}
// GetAppUrlData returns the app url data.
// If there is no app url data it returns domain.ErrNoRowsInResultSet
func (m *AppModel) GetAppUrlData(appID domain.AppID) (domain.AppURLData, error) {
urlData, err := getAppUrlData(appID, m.DB.Handle)
if err == domain.ErrNoRowsInResultSet {
return domain.AppURLData{}, err
} else if err != nil {
m.getLogger("GetAppUrlData").AppID(appID).Error(err)
return domain.AppURLData{}, err
}
return urlData, nil
}
func getAppUrlData(appID domain.AppID, sp stmtPreparer) (domain.AppURLData, error) {
stmt, err := sp.Preparex(`SELECT app_id, url, automatic,
last_dt, last_result,
new_url, new_url_dt,
listing_dt, etag, latest_version
FROM app_urls WHERE app_id = ?`)
if err != nil {
return domain.AppURLData{}, err
}
defer stmt.Close()
var urlData domain.AppURLData
err = stmt.QueryRowx(appID).StructScan(&urlData)
if err == sql.ErrNoRows {
return domain.AppURLData{}, domain.ErrNoRowsInResultSet
} else if err != nil {
return domain.AppURLData{}, err
}
return urlData, nil
}
func getListing(appID domain.AppID, sp stmtPreparer) (domain.AppListing, error) {
stmt, err := sp.Preparex(`SELECT listing FROM app_urls WHERE app_id = ?`)
if err != nil {
return domain.AppListing{}, err
}
defer stmt.Close()
var listingStr string
err = stmt.Get(&listingStr, appID)
if err == sql.ErrNoRows {
return domain.AppListing{}, domain.ErrNoRowsInResultSet
} else if err != nil {
return domain.AppListing{}, err
}
var listing domain.AppListing
err = json.Unmarshal([]byte(listingStr), &listing)
if err != nil {
return domain.AppListing{}, err
}
return listing, nil
}
// GetAppUrlListing returns the listing along with the URL data
// If app is not from a URL it returns the error domain.ErrNoRowsInResultSet
func (m *AppModel) GetAppUrlListing(appID domain.AppID) (domain.AppListing, domain.AppURLData, error) {
tx, err := m.DB.Handle.Beginx()
if err != nil {
m.getLogger("GetAppUrlListing(), Beginx()").Error(err)
return domain.AppListing{}, domain.AppURLData{}, err
}
defer tx.Commit()
urlData, err := getAppUrlData(appID, tx)
if err == domain.ErrNoRowsInResultSet {
return domain.AppListing{}, domain.AppURLData{}, err
} else if err != nil {
m.getLogger("GetAppUrlListing(), getAppUrlData()").AppID(appID).Error(err)
return domain.AppListing{}, domain.AppURLData{}, err
}
listing, err := getListing(appID, tx)
if err != nil {
m.getLogger("GetAppUrlListing(), getListing()").AppID(appID).Error(err)
return domain.AppListing{}, domain.AppURLData{}, err
}
return listing, urlData, nil
}
// UpdateAutomatic to set the value of the automatic column in app url data
func (m *AppModel) UpdateAutomatic(appID domain.AppID, auto bool) error {
stmt, err := m.DB.Handle.Preparex(`UPDATE app_urls SET automatic = ? WHERE app_id = ?`)
if err != nil {
m.getLogger("UpdateAutomatic(), Preparex()").AppID(appID).Error(err)
return err
}
_, err = stmt.Exec(auto, appID)
if err != nil {
m.getLogger("UpdateAutomatic(), Preparex()").AppID(appID).Error(err)
return err
}
m.sendAppURLDataEvent(appID)
return nil
}
// Delete the app from the DB row.
// It fails if there are versions of the app in the DB
func (m *AppModel) Delete(appID domain.AppID) error {
versions, err := m.GetVersionsForApp(appID)
if err != nil {
return err
}
if len(versions) != 0 {
err = errors.New("found app versions in db while trying to delete app")
m.getLogger("Delete").AppID(appID).Error(err)
return err
}
tx, err := m.DB.Handle.Beginx()
if err != nil {
m.getLogger("Delete(), Beginx()").AppID(appID).Error(err)
return err
}
defer tx.Rollback()
stmt, err := tx.Preparex(`DELETE FROM app_urls WHERE app_id = ?`)
if err != nil {
m.getLogger("Delete(), Preparex() for app_urls").AppID(appID).Error(err)
return err
}
_, err = stmt.Exec(appID)
if err != nil {
m.getLogger("Delete(), Exec() for app_urls").AppID(appID).Error(err)
return err
}
stmt, err = tx.Preparex(`DELETE FROM apps WHERE app_id = ?`)
if err != nil {
m.getLogger("Delete(), Preparex() for apps").AppID(appID).Error(err)
return err
}
_, err = stmt.Exec(appID)
if err != nil {
m.getLogger("Delete(), Exec() for apps").AppID(appID).Error(err)
return err
}
tx.Commit()
return nil
}
// SetLastFetch time of the last listing fetch
func (m *AppModel) SetLastFetch(appID domain.AppID, lastDt time.Time, lastResult string) error {
err := setLast(appID, lastResult, lastDt, m.DB.Handle)
if err != nil {
m.getLogger("SetLastFetch(), setLast()").AppID(appID).Error(err)
return err
}
m.sendAppURLDataEvent(appID)
return nil
}
// SetListing and the last fetch data and reset the new url data.
func (m *AppModel) SetListing(appID domain.AppID, listingFetch domain.AppListingFetch) error {
tx, err := m.DB.Handle.Beginx()
if err != nil {
m.getLogger("SetListing(), Beginx()").Error(err)
return err
}
defer tx.Rollback()
// set last fetch data
err = setLast(appID, "ok", listingFetch.ListingDatetime, tx)
if err != nil {
m.getLogger("SetListing(), setLast()").AppID(appID).Error(err)
return err
}
// reset new URL data since we got a listing
err = setNewUrl(appID, "", nulltypes.NewTime(time.Time{}, false), tx)
if err != nil {
m.getLogger("SetListing(), setNewUrl()").AppID(appID).Error(err)
return err
}
// set listing
err = setListing(appID, listingFetch, tx)
if err != nil {
m.getLogger("SetListing(), setListing()").AppID(appID).Error(err)
return err
}
tx.Commit()
m.sendAppURLDataEvent(appID)
return nil
}
// SetNewUrl sets the new url that the remote site says future requests should go
func (m *AppModel) SetNewUrl(appID domain.AppID, url string, dt nulltypes.NullTime) error {
err := setNewUrl(appID, url, dt, m.DB.Handle)
if err != nil {
m.getLogger("SetNewUrl(), setNewUrl()").AppID(appID).Error(err)
return err
}
m.sendAppURLDataEvent(appID)
return nil
}
// UpdateURL of app listing and set the listing.
func (m *AppModel) UpdateURL(appID domain.AppID, url string, listingFetch domain.AppListingFetch) error { // this should include the listing found at theat url and any relevant meta, like when updating listing
tx, err := m.DB.Handle.Beginx()
if err != nil {
m.getLogger("SetListing(), Beginx()").Error(err)
return err
}
defer tx.Rollback()
stmt, err := tx.Preparex(`UPDATE app_urls SET url = ? WHERE app_id = ?`)
if err != nil {
m.getLogger("UpdateURL(), Preparex()").AppID(appID).Error(err)
return err
}
_, err = stmt.Exec(url, appID)
if err != nil {
m.getLogger("UpdateURL(), Exec()").AppID(appID).Error(err)
return err
}
// set last fetch data
err = setLast(appID, "ok", listingFetch.ListingDatetime, tx)
if err != nil {
m.getLogger("UpdateURL(), setLast()").AppID(appID).Error(err)
return err
}
// reset new URL data since we got a listing
err = setNewUrl(appID, "", nulltypes.NewTime(time.Time{}, false), tx)
if err != nil {
m.getLogger("UpdateURL(), setNewUrl()").AppID(appID).Error(err)
return err
}
// set listing
err = setListing(appID, listingFetch, tx)
if err != nil {
m.getLogger("UpdateURL(), setListing()").AppID(appID).Error(err)
return err
}
tx.Commit()
m.sendAppURLDataEvent(appID)
return nil
}
func setLast(appID domain.AppID, result string, dt time.Time, sp stmtPreparer) error {
stmt, err := sp.Preparex(`UPDATE app_urls SET
last_dt = ?, last_result = ?
WHERE app_id = ?`)
if err != nil {
return err
}
defer stmt.Close()
_, err = stmt.Exec(dt, result, appID)
return err
}
func setNewUrl(appID domain.AppID, new_url string, dt nulltypes.NullTime, sp stmtPreparer) error {
stmt, err := sp.Preparex(`UPDATE app_urls SET
new_url = ?, new_url_dt = ?
WHERE app_id = ?`)
if err != nil {
return err
}
defer stmt.Close()
_, err = stmt.Exec(new_url, dt, appID)
return err
}
func setListing(appID domain.AppID, l domain.AppListingFetch, sp stmtPreparer) error {
listingBytes, err := json.Marshal(l.Listing)
if err != nil {
return err
}
stmt, err := sp.Preparex(`UPDATE app_urls SET
listing = json(?), listing_dt = ?, etag = ?, latest_version = ?
WHERE app_id = ?`)
if err != nil {
return err
}
defer stmt.Close()
_, err = stmt.Exec(listingBytes, l.ListingDatetime, l.Etag, l.LatestVersion, appID)
return err
}
func (m *AppModel) sendAppURLDataEvent(appID domain.AppID) {
if m.AppUrlDataEvents == nil {
return
}
app, err := m.GetFromID(appID)
if err != nil {
return
}
urlData, err := m.GetAppUrlData(appID)
if err != nil {
return
}
m.AppUrlDataEvents.Send(app.OwnerID, urlData)
}
// GetVersion returns the version for the app
func (m *AppModel) GetVersion(appID domain.AppID, version domain.Version) (domain.AppVersion, error) {
var appVersion domain.AppVersion
err := m.stmt.selectVersion.QueryRowx(appID, version).StructScan(&appVersion)
if err != nil {
if err == sql.ErrNoRows {
return appVersion, domain.ErrNoRowsInResultSet
}
m.getLogger("GetVersion()").AppID(appID).AppVersion(version).Error(err)
return appVersion, err
}
return appVersion, nil
}
type AppVersionUIDB struct {
domain.AppVersionUI
AuthorsDB string `db:"authors"`
}
func (m *AppModel) GetVersionForUI(appID domain.AppID, version domain.Version) (domain.AppVersionUI, error) {
var appVersion AppVersionUIDB
err := m.stmt.selectVersionForUI.QueryRowx(appID, version).StructScan(&appVersion)
if err != nil {
if err == sql.ErrNoRows {
return domain.AppVersionUI{}, domain.ErrNoRowsInResultSet
}
m.getLogger("GetVersionForUI()").AppID(appID).AppVersion(version).Error(err)
return domain.AppVersionUI{}, err
}
ret, err := makeAppVersionUI(appVersion)
if err != nil {
m.getLogger("GetVersionForUI() makeAppVersionUI()").AppID(appID).AppVersion(version).Error(err)
return domain.AppVersionUI{}, err
}
return ret, nil
}
func (m *AppModel) GetVersionManifestJSON(appID domain.AppID, version domain.Version) (string, error) {
var manifest string
err := m.stmt.selectVersionManifest.Get(&manifest, appID, version)
if err != nil {
if err == sql.ErrNoRows {
return "", domain.ErrNoRowsInResultSet
}
m.getLogger("GetVersionManifestJSON()").AppID(appID).AppVersion(version).Error(err)
return "", err
}
return manifest, nil
}
func (m *AppModel) GetVersionManifest(appID domain.AppID, version domain.Version) (domain.AppVersionManifest, error) {
manifestJSON, err := m.GetVersionManifestJSON(appID, version)
if err != nil {
return domain.AppVersionManifest{}, err
}
var manifest domain.AppVersionManifest
err = json.Unmarshal([]byte(manifestJSON), &manifest)
if err != nil {
m.getLogger("GetVersionManifest() Unmarshal").AppID(appID).AppVersion(version).Error(err)
return domain.AppVersionManifest{}, err
}
return manifest, nil
}
// GetVersionsForApp returns an array of versions of code for that application
func (m *AppModel) GetVersionsForApp(appID domain.AppID) ([]*domain.AppVersion, error) {
ret := []*domain.AppVersion{}
err := m.stmt.selectAppVersions.Select(&ret, appID)
if err != nil {
m.getLogger("GetVersionsForApp()").AppID(appID).Error(err)
return nil, err
}
sort.Slice(ret, func(i, j int) bool {
iSemver, err := semver.New(string(ret[i].Version)) // this is not efficient, but ok for now
if err != nil {
return false
}
jSemver, err := semver.New(string(ret[j].Version))
if err != nil {
return false
}
return iSemver.Compare(*jSemver) == -1
})
return ret, nil
}
// GetUIOVersionsForApp returns an array of versions of code for that application
func (m *AppModel) GetVersionsForUIForApp(appID domain.AppID) ([]domain.AppVersionUI, error) {
rows := []AppVersionUIDB{}
err := m.stmt.selectAppVersionsForUI.Select(&rows, appID)
if err != nil {
m.getLogger("GetVersionsForUIForApp()").AppID(appID).Error(err)
return nil, err
}
sort.Slice(rows, func(i, j int) bool {
iSemver, err := semver.New(string(rows[i].Version)) // this is not efficient, but ok for now
if err != nil {
return false
}
jSemver, err := semver.New(string(rows[j].Version))
if err != nil {
return false
}
return iSemver.Compare(*jSemver) == -1
})
ret := make([]domain.AppVersionUI, len(rows))
for i, r := range rows {
ui, err := makeAppVersionUI(r)
if err != nil {
m.getLogger("GetVersionForUI() makeAppVersionUI()").AppID(appID).AppVersion(r.Version).Error(err)
return nil, err
}
ret[i] = ui
}
return ret, nil
}
// CreateVersion adds a new version for an app in the DB
// has appid, version, location key, create date
// use appid and version as primary keys
// index on appid as well
func (m *AppModel) CreateVersion(appID domain.AppID, locationKey string, manifest domain.AppVersionManifest) (domain.AppVersion, error) {
manifestBytes, err := json.Marshal(manifest)
if err != nil {
m.getLogger("CreateVersion(), json.Marshal").AppID(appID).AppVersion(manifest.Version).Error(err)
return domain.AppVersion{}, err
}
_, err = m.stmt.insertVersion.Exec(appID, manifest.Version, locationKey, manifestBytes)
if err != nil {
m.getLogger("CreateVersion(), insertVersion").AppID(appID).AppVersion(manifest.Version).Error(err)
return domain.AppVersion{}, err
}
appVersion, err := m.GetVersion(appID, manifest.Version)
if err != nil {
m.getLogger("CreateVersion(), GetVersion").AppID(appID).AppVersion(manifest.Version).Error(err)
return domain.AppVersion{}, err
}
return appVersion, nil
}
type parsedVersion struct {
dom domain.Version
parsed semver.Version
}
// GetCurrentVersion returns the current version of the app.
// If there are no versions it returns domain.ErrNotRowsInResultSet
func (m *AppModel) GetCurrentVersion(appID domain.AppID) (domain.Version, error) {
pVersions, err := m.getParsedVersions(appID)
if err != nil {
return domain.Version(""), err
}
if len(pVersions) == 0 {
return domain.Version(""), domain.ErrNoRowsInResultSet
}
// here we should iterate over the array backwards and ignore pre-release versions
return pVersions[len(pVersions)-1].dom, nil
}
// getParsedVersions returns a sorted array of versions in both parsed
// and original form for a given app id.
func (m *AppModel) getParsedVersions(appID domain.AppID) ([]parsedVersion, error) {
versions := make([]domain.Version, 0)
err := m.stmt.getAllVersions.Select(&versions, appID)
if err != nil {
m.getLogger("getAllVersions() Select").AppID(appID).Error(err)
return nil, err
}
pVersions := make([]parsedVersion, len(versions))
for i, v := range versions {
p, err := semver.Parse(string(v))
if err != nil {
m.getLogger("getAllVersions() Parse").AppID(appID).Error(err)
return nil, err
}
pVersions[i] = parsedVersion{v, p}
}
sortVersions(pVersions)
return pVersions, nil
}
// sortVersions sorts the array such that the earliest version is at index 0
// and latest / highest version number is at the end of the array
func sortVersions(pVersions []parsedVersion) {
sort.Slice(pVersions, func(i, j int) bool {
return pVersions[i].parsed.Compare(pVersions[j].parsed) == -1
})
}
// DeleteVersion removes a version from the DB
func (m *AppModel) DeleteVersion(appID domain.AppID, version domain.Version) error {
_, err := m.stmt.deleteVersion.Exec(appID, version)
if err != nil {
m.getLogger("DeleteVersion()").AppID(appID).AppVersion(version).Error(err)
return err
}
return nil
}
func makeAppVersionUI(row AppVersionUIDB) (domain.AppVersionUI, error) {
authors := make([]domain.ManifestAuthor, 0)
if row.AuthorsDB != "" {
err := json.Unmarshal([]byte(row.AuthorsDB), &authors)
if err != nil {
return domain.AppVersionUI{}, err
}
}
return domain.AppVersionUI{
AppID: row.AppID,
Name: row.Name,
Version: row.Version,
Schema: row.Schema,
Created: row.Created,
ShortDescription: row.ShortDescription,
AccentColor: row.AccentColor,
Authors: authors,
Website: row.Website,
Code: row.Code,
Funding: row.Funding,
ReleaseDate: row.ReleaseDate,
License: row.License,
}, nil
}
func (m *AppModel) getLogger(note string) *record.DsLogger {
r := record.NewDsLogger().AddNote("AppModel")
if note != "" {
r.AddNote(note)
}
return r
}