89 lines
2.3 KiB
Go
89 lines
2.3 KiB
Go
package main
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import (
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"fmt"
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"log"
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"time"
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"github.com/joho/godotenv"
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"github.com/namsral/flag"
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)
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var (
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SnUserName string
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)
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func init() {
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err := godotenv.Load()
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if err != nil {
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log.Fatal("Error loading .env file")
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}
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flag.StringVar(&SnUserName, "SN_USERNAME", "", "Username of bot on SN")
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flag.Parse()
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if SnUserName == "" {
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log.Fatal("SN_USERNAME not set")
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}
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}
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func GenerateHnComment(id int, sats int, nComments int) string {
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lnInvoiceDocs := "https://docs.lightning.engineering/the-lightning-network/payment-lifecycle/understanding-lightning-invoices"
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return fmt.Sprintf(
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""+
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"Your post received %d sats and %d comments on %s [0].\n\n"+
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"To claim your sats, reply to this comment with a LN address or invoice [1].\n\n"+
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"You can create a SN account to obtain a LN address.\n"+
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"\n\n"+
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"[0] %s/r/%s (referral link)\n\n"+
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"[1] %s",
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sats,
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nComments,
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StackerNewsUrl,
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StackerNewsItemLink(id),
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SnUserName,
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lnInvoiceDocs,
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)
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}
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func GenerateSnReply(sats int, nComments int) string {
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return fmt.Sprintf("Notified OP on HN that their post received %d sats and %d comments.", sats, nComments)
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}
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func main() {
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stories := FetchHackerNewsTopStories()
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filtered := CurateContentForStackerNews(&stories)
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for _, story := range *filtered {
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PostStoryToStackerNews(&story)
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}
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items := FetchStackerNewsUserItems(SnUserName)
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now := time.Now()
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for _, item := range *items {
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duration := now.Sub(item.CreatedAt)
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if duration >= 24*time.Hour && item.Sats > 0 {
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log.Printf("Found SN item (id=%d) older than 24 hours with %d sats and %d comments\n", item.Id, item.Sats, item.NComments)
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for _, comment := range item.Comments {
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if comment.User.Name == SnUserName {
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snReply := GenerateSnReply(item.Sats, item.NComments)
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// Check if OP on HN was already notified
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alreadyNotified := false
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for _, comment2 := range comment.Comments {
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if comment2.User.Name == SnUserName {
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alreadyNotified = true
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}
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}
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if alreadyNotified {
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log.Println("OP on HN was already notified")
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break
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}
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text := comment.Text
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hnItemId := FindHackerNewsItemId(text)
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hnComment := GenerateHnComment(item.Id, item.Sats, item.NComments)
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CommentHackerNewsStory(hnComment, hnItemId)
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CommentStackerNewsPost(snReply, comment.Id)
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break
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}
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}
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}
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}
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}
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