···
1
+
// heavily inspired by gitea's model (basically copy-pasted)
···
"github.com/blevesearch/bleve/v2"
11
+
"github.com/blevesearch/bleve/v2/analysis/analyzer/custom"
12
+
"github.com/blevesearch/bleve/v2/analysis/token/camelcase"
13
+
"github.com/blevesearch/bleve/v2/analysis/token/lowercase"
14
+
"github.com/blevesearch/bleve/v2/analysis/token/unicodenorm"
15
+
"github.com/blevesearch/bleve/v2/analysis/tokenizer/unicode"
"github.com/blevesearch/bleve/v2/index/upsidedown"
17
+
"github.com/blevesearch/bleve/v2/mapping"
"github.com/blevesearch/bleve/v2/search/query"
"tangled.sh/tangled.sh/core/appview/db"
"tangled.sh/tangled.sh/core/appview/indexer/base36"
···
"tangled.sh/tangled.sh/core/appview/pagination"
27
+
issueIndexerAnalyzer = "issueIndexer"
28
+
issueIndexerDocType = "issueIndexerDocType"
30
+
unicodeNormalizeName = "uicodeNormalize"
···
log.Println("Initialized the issue indexer")
60
+
func generateIssueIndexMapping() (mapping.IndexMapping, error) {
61
+
mapping := bleve.NewIndexMapping()
62
+
docMapping := bleve.NewDocumentMapping()
64
+
textFieldMapping := bleve.NewTextFieldMapping()
65
+
textFieldMapping.Store = false
66
+
textFieldMapping.IncludeInAll = false
68
+
boolFieldMapping := bleve.NewBooleanFieldMapping()
69
+
boolFieldMapping.Store = false
70
+
boolFieldMapping.IncludeInAll = false
72
+
keywordFieldMapping := bleve.NewKeywordFieldMapping()
73
+
keywordFieldMapping.Store = false
74
+
keywordFieldMapping.IncludeInAll = false
76
+
// numericFieldMapping := bleve.NewNumericFieldMapping()
78
+
docMapping.AddFieldMappingsAt("title", textFieldMapping)
79
+
docMapping.AddFieldMappingsAt("body", textFieldMapping)
81
+
docMapping.AddFieldMappingsAt("repo_at", keywordFieldMapping)
82
+
docMapping.AddFieldMappingsAt("is_open", boolFieldMapping)
84
+
err := mapping.AddCustomTokenFilter(unicodeNormalizeName, map[string]any{
85
+
"type": unicodenorm.Name,
86
+
"form": unicodenorm.NFC,
92
+
err = mapping.AddCustomAnalyzer(issueIndexerAnalyzer, map[string]any{
93
+
"type": custom.Name,
94
+
"char_filters": []string{},
95
+
"tokenizer": unicode.Name,
96
+
"token_filters": []string{unicodeNormalizeName, camelcase.Name, lowercase.Name},
102
+
mapping.DefaultAnalyzer = issueIndexerAnalyzer
103
+
mapping.AddDocumentMapping(issueIndexerDocType, docMapping)
104
+
mapping.AddDocumentMapping("_all", bleve.NewDocumentDisabledMapping())
105
+
mapping.DefaultMapping = bleve.NewDocumentDisabledMapping()
107
+
return mapping, nil
func (ix *Indexer) intialize(_ context.Context) (bool, error) {
return false, errors.New("indexer is already initialized")
···
60
-
mapping := bleve.NewIndexMapping()
124
+
mapping, err := generateIssueIndexMapping()
indexer, err = bleve.New(ix.path, mapping)
···
dataList = append(dataList, &IssueData{
166
+
RepoAt: issue.RepoAt.String(),
172
+
log.Println(dataList[len(dataList)-1])
err = ix.Index(ctx, dataList...)
···
// IssueData data stored and will be indexed
189
+
RepoAt string `json:"repo_at"`
IssueID int `json:"issue_id"`
Title string `json:"title"`
Body string `json:"body"`
···
Comments []IssueCommentData `json:"comments"`
198
+
// Type returns the document type, for bleve's mapping.Classifier interface.
199
+
func (i *IssueData) Type() string {
200
+
return issueIndexerDocType
type IssueCommentData struct {
Body string `json:"body"`
···
queries = append(queries, bleve.NewDisjunctionQuery(
155
-
matchAndQuery(opts.Keyword, "title"),
156
-
matchAndQuery(opts.Keyword, "body"),
231
+
matchAndQuery(opts.Keyword, "title", issueIndexerAnalyzer, 0),
232
+
matchAndQuery(opts.Keyword, "body", issueIndexerAnalyzer, 0),
235
+
queries = append(queries, keywordFieldQuery(opts.RepoAt, "repo_at"))
queries = append(queries, boolFieldQuery(opts.IsOpen, "is_open"))
// TODO: append more queries
···
182
-
func matchAndQuery(keyword, field string) query.Query {
259
+
func matchAndQuery(keyword, field, analyzer string, fuzziness int) query.Query {
q := bleve.NewMatchQuery(keyword)
262
+
q.Analyzer = analyzer
263
+
q.Fuzziness = fuzziness
···
273
+
func keywordFieldQuery(keyword, field string) query.Query {
274
+
q := bleve.NewTermQuery(keyword)
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