73 lines
1.4 KiB
Go
73 lines
1.4 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io"
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"os"
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"strings"
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)
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type xkcd struct {
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Num int `json:"num"`
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Day string `json:"day"`
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Month string `json:"month"`
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Year string `json:"year"`
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Title string `json:"title"`
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Transcript string `json:"transcript"`
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}
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func main() {
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if len(os.Args) < 2 {
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fmt.Fprintln(os.Stderr, "No file was given")
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os.Exit(-1)
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}
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filename := os.Args[1]
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if len(os.Args) < 3 {
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fmt.Fprintln(os.Stderr, "No search tags were given")
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os.Exit(0)
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}
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var (
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items []xkcd
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terms []string
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input io.ReadCloser
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cnt int
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err error
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)
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// okay so let's decode the file, get search terms and search
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if input, err = os.Open(filename); err != nil {
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fmt.Fprintf(os.Stderr, "Corrupt file: %s\n", err)
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os.Exit(-1)
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}
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if err = json.NewDecoder(input).Decode(&items); err != nil {
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fmt.Fprintf(os.Stderr, "Bad json Fromat: %s", err)
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os.Exit(-1)
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}
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fmt.Fprintf(os.Stderr, "read %d comics\n", len(items))
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for _, t := range os.Args[2:] {
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terms = append(terms, strings.ToLower(t))
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}
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outer:
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for _, item := range items {
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title := strings.ToLower(item.Title)
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transcript := strings.ToLower(item.Transcript)
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for _, term := range terms {
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if !strings.Contains(title, term) && !strings.Contains(transcript, term) {
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continue outer
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}
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}
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fmt.Printf("https://xkcd.com/%d/%s/%s/%s\n", item.Num, item.Day, item.Month, item.Year)
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cnt++
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}
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fmt.Fprintf(os.Stderr, "found %d comics\n", cnt)
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}
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