kot.pink
1package repo
2
3import (
4 "context"
5 "crypto/rand"
6 "fmt"
7 "log"
8 "math/big"
9
10 "github.com/go-git/go-git/v5/plumbing/object"
11 "tangled.sh/tangled.sh/core/appview/db"
12)
13
14func uniqueEmails(commits []*object.Commit) []string {
15 emails := make(map[string]struct{})
16 for _, commit := range commits {
17 if commit.Author.Email != "" {
18 emails[commit.Author.Email] = struct{}{}
19 }
20 if commit.Committer.Email != "" {
21 emails[commit.Committer.Email] = struct{}{}
22 }
23 }
24 var uniqueEmails []string
25 for email := range emails {
26 uniqueEmails = append(uniqueEmails, email)
27 }
28 return uniqueEmails
29}
30
31func balanceIndexItems(commitCount, branchCount, tagCount, fileCount int) (commitsTrunc int, branchesTrunc int, tagsTrunc int) {
32 if commitCount == 0 && tagCount == 0 && branchCount == 0 {
33 return
34 }
35
36 // typically 1 item on right side = 2 files in height
37 availableSpace := fileCount / 2
38
39 // clamp tagcount
40 if tagCount > 0 {
41 tagsTrunc = 1
42 availableSpace -= 1 // an extra subtracted for headers etc.
43 }
44
45 // clamp branchcount
46 if branchCount > 0 {
47 branchesTrunc = min(max(branchCount, 1), 2)
48 availableSpace -= branchesTrunc // an extra subtracted for headers etc.
49 }
50
51 // show
52 if commitCount > 0 {
53 commitsTrunc = max(availableSpace, 3)
54 }
55
56 return
57}
58
59func EmailToDidOrHandle(r *Repo, emails []string) map[string]string {
60 emailToDid, err := db.GetEmailToDid(r.db, emails, true) // only get verified emails for mapping
61 if err != nil {
62 log.Printf("error fetching dids for emails: %v", err)
63 return nil
64 }
65
66 var dids []string
67 for _, v := range emailToDid {
68 dids = append(dids, v)
69 }
70 resolvedIdents := r.idResolver.ResolveIdents(context.Background(), dids)
71
72 didHandleMap := make(map[string]string)
73 for _, identity := range resolvedIdents {
74 if !identity.Handle.IsInvalidHandle() {
75 didHandleMap[identity.DID.String()] = fmt.Sprintf("@%s", identity.Handle.String())
76 } else {
77 didHandleMap[identity.DID.String()] = identity.DID.String()
78 }
79 }
80
81 // Create map of email to didOrHandle for commit display
82 emailToDidOrHandle := make(map[string]string)
83 for email, did := range emailToDid {
84 if didOrHandle, ok := didHandleMap[did]; ok {
85 emailToDidOrHandle[email] = didOrHandle
86 }
87 }
88
89 return emailToDidOrHandle
90}
91
92func randomString(n int) string {
93 const letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
94 result := make([]byte, n)
95
96 for i := 0; i < n; i++ {
97 n, _ := rand.Int(rand.Reader, big.NewInt(int64(len(letters))))
98 result[i] = letters[n.Int64()]
99 }
100
101 return string(result)
102}