1package launchpad
2
3import (
4 "context"
5 "fmt"
6 "time"
7
8 "github.com/MichaelMure/git-bug/bridge/core"
9 "github.com/MichaelMure/git-bug/bug"
10 "github.com/MichaelMure/git-bug/cache"
11 "github.com/MichaelMure/git-bug/entity"
12)
13
14type launchpadImporter struct {
15 conf core.Configuration
16}
17
18func (li *launchpadImporter) Init(_ context.Context, repo *cache.RepoCache, conf core.Configuration) error {
19 li.conf = conf
20 return nil
21}
22
23func (li *launchpadImporter) ensurePerson(repo *cache.RepoCache, owner LPPerson) (*cache.IdentityCache, error) {
24 // Look first in the cache
25 i, err := repo.ResolveIdentityImmutableMetadata(metaKeyLaunchpadLogin, owner.Login)
26 if err == nil {
27 return i, nil
28 }
29 if entity.IsErrMultipleMatch(err) {
30 return nil, err
31 }
32
33 return repo.NewIdentityRaw(
34 owner.Name,
35 "",
36 owner.Login,
37 "",
38 map[string]string{
39 metaKeyLaunchpadLogin: owner.Login,
40 },
41 )
42}
43
44func (li *launchpadImporter) ImportAll(ctx context.Context, repo *cache.RepoCache, since time.Time) (<-chan core.ImportResult, error) {
45 out := make(chan core.ImportResult)
46 lpAPI := new(launchpadAPI)
47
48 err := lpAPI.Init()
49 if err != nil {
50 return nil, err
51 }
52
53 lpBugs, err := lpAPI.SearchTasks(ctx, li.conf["project"])
54 if err != nil {
55 return nil, err
56 }
57
58 go func() {
59 for _, lpBug := range lpBugs {
60 select {
61 case <-ctx.Done():
62 return
63 default:
64 lpBugID := fmt.Sprintf("%d", lpBug.ID)
65 b, err := repo.ResolveBugCreateMetadata(metaKeyLaunchpadID, lpBugID)
66 if err != nil && err != bug.ErrBugNotExist {
67 out <- core.NewImportError(err, entity.Id(lpBugID))
68 return
69 }
70
71 owner, err := li.ensurePerson(repo, lpBug.Owner)
72 if err != nil {
73 out <- core.NewImportError(err, entity.Id(lpBugID))
74 return
75 }
76
77 if err == bug.ErrBugNotExist {
78 createdAt, _ := time.Parse(time.RFC3339, lpBug.CreatedAt)
79 b, _, err = repo.NewBugRaw(
80 owner,
81 createdAt.Unix(),
82 lpBug.Title,
83 lpBug.Description,
84 nil,
85 map[string]string{
86 core.MetaKeyOrigin: target,
87 metaKeyLaunchpadID: lpBugID,
88 },
89 )
90 if err != nil {
91 out <- core.NewImportError(err, entity.Id(lpBugID))
92 return
93 }
94
95 out <- core.NewImportBug(b.Id())
96
97 }
98
99 /* Handle messages */
100 if len(lpBug.Messages) == 0 {
101 return
102 }
103
104 // The Launchpad API returns the bug description as the first
105 // comment, so skip it.
106 for _, lpMessage := range lpBug.Messages[1:] {
107 _, err := b.ResolveOperationWithMetadata(metaKeyLaunchpadID, lpMessage.ID)
108 if err != nil && err != cache.ErrNoMatchingOp {
109 out <- core.NewImportError(err, entity.Id(lpMessage.ID))
110 return
111 }
112
113 // If this comment already exists, we are probably
114 // updating an existing bug. We do not want to duplicate
115 // the comments, so let us just skip this one.
116 // TODO: Can Launchpad comments be edited?
117 if err == nil {
118 continue
119 }
120
121 owner, err := li.ensurePerson(repo, lpMessage.Owner)
122 if err != nil {
123 out <- core.NewImportError(err, "")
124 return
125 }
126
127 // This is a new comment, we can add it.
128 createdAt, _ := time.Parse(time.RFC3339, lpMessage.CreatedAt)
129 op, err := b.AddCommentRaw(
130 owner,
131 createdAt.Unix(),
132 lpMessage.Content,
133 nil,
134 map[string]string{
135 metaKeyLaunchpadID: lpMessage.ID,
136 })
137 if err != nil {
138 out <- core.NewImportError(err, op.Id())
139 return
140 }
141
142 out <- core.NewImportComment(op.Id())
143 }
144
145 if !b.NeedCommit() {
146 out <- core.NewImportNothing(b.Id(), "no imported operation")
147 } else if err := b.Commit(); err != nil {
148 out <- core.NewImportError(err, "")
149 return
150 }
151 }
152 }
153 }()
154
155 return out, nil
156}