/
search.go
201 lines (187 loc) · 4.43 KB
/
search.go
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package main
import (
"bufio"
"bytes"
_ "embed"
"errors"
"fmt"
"log"
"os"
"regexp"
"strconv"
"strings"
"github.com/blevesearch/bleve/v2"
"github.com/blevesearch/bleve/v2/search/highlight/highlighter/ansi"
"github.com/fatih/color"
"github.com/olekukonko/tablewriter"
)
var topNRegexp = regexp.MustCompile(`-top(\d+)`)
//go:embed logo.txt
var logo string
func search(ch chan struct{}) {
color.Cyan(logo)
showHelp()
for {
err := func() error {
fmt.Println("search: ")
fmt.Printf("=> ")
q, _ := bufio.NewReader(os.Stdin).ReadString('\n')
q = strings.TrimRight(q, "\n")
if q == "" {
showHelp()
return nil
}
index, err := bleve.Open(bleveDir)
fatalError(err)
defer index.Close()
switch q {
case "showall":
markM.Range(func(m *mark) {
Debugf("key: %s content: %d", m.key(), len(m.Html))
})
return nil
case "exit":
close(ch)
return errors.New("exit")
default:
}
size := 10
hl := false
if strings.Contains(q, " -h") {
hl = true
q = strings.ReplaceAll(q, " -h", "")
}
submatch := topNRegexp.FindAllStringSubmatch(q, -1)
for _, i := range submatch {
if len(i) == 2 {
atoi, err := strconv.Atoi(i[1])
if err == nil && atoi > 0 && atoi < 100 {
size = atoi
q = strings.ReplaceAll(q, i[0], "")
}
}
}
if strings.HasPrefix(q, "show ") {
id := strings.TrimSpace(strings.TrimLeft(q, "show "))
atoi, err := strconv.Atoi(id)
if err != nil {
return nil
}
for i, s := range lastResult {
if i == atoi-1 {
get := markM.Get(s)
if get == nil {
Warnf("not found %s", s)
return nil
}
Debug(get.Html)
Info(get.key())
break
}
}
return nil
}
if strings.HasPrefix(q, "refetch ") {
id := strings.TrimSpace(q[len("refetch "):])
atoi, err := strconv.Atoi(id)
if err != nil {
return nil
}
for i, s := range lastResult {
if i == atoi-1 {
get := markM.Get(s)
if get == nil {
Warnf("not found %s", s)
return nil
}
old := get.Html
get.Html = httpClient.GetResponseString(get.Url)
Debugf("refetch %s length: %d %d", get.key(), len(get.Html), len(old))
if old != get.Html {
markM.Add(get)
index.Index(get.key(), get)
var res []*mark
markM.Range(func(m *mark) {
res = append(res, m)
})
syncFile(res)
}
break
}
}
return nil
}
query := bleve.NewQueryStringQuery(q)
searchRequest := bleve.NewSearchRequest(query)
if highlight || hl {
searchRequest.Highlight = bleve.NewHighlightWithStyle(ansi.Name)
}
searchRequest.Size = size
searchResult, err := index.Search(searchRequest)
fatalError(err)
log.Println(fmtResult(searchResult))
return nil
}()
if err != nil {
return
}
}
}
func showHelp() {
color.Cyan(`Command:
showall:
show all bookmarks info. eg: "showall"
show $id:
show one bookmark. eg: "show 1"
refetch $id:
refetch bookmark html content. eg: "refetch 1"
-h:
show search hits. eg: "book -h"
-topN:
limit results. eg: "book -top1"
`)
}
var lastResult []string
func fmtResult(sr *bleve.SearchResult) string {
lastResult = nil
rv := ""
if sr.Total > 0 {
if sr.Request.Size > 0 {
rv = fmt.Sprintf("%d matches, showing %d through %d, took %s\n", sr.Total, sr.Request.From+1, sr.Request.From+len(sr.Hits), sr.Took)
for i, hit := range sr.Hits {
item := markM.Get(hit.ID)
var length interface{}
if item != nil {
length = len(item.Html)
} else {
length = "loading..."
}
rv += fmt.Sprintf("%3d. %s (%f, content-length: %v)\n", i+sr.Request.From+1, color.GreenString(hit.ID), hit.Score, length)
lastResult = append(lastResult, hit.ID)
if len(hit.Fragments) > 0 {
bf := &bytes.Buffer{}
table := tablewriter.NewWriter(bf)
table.SetHeader([]string{"#", "type", "matched data"})
table.SetColMinWidth(0, 2)
table.SetColMinWidth(1, 6)
table.SetColMinWidth(2, 100)
table.SetRowLine(true)
i := 0
for fragmentField, fragments := range hit.Fragments {
for _, fragment := range fragments {
i++
table.Append([]string{strconv.Itoa(i), fragmentField, fragment})
}
}
table.Render()
rv += bf.String()
}
}
} else {
rv = fmt.Sprintf("%d matches, took %s\n", sr.Total, sr.Took)
}
} else {
rv = "No matches"
}
return rv
}