Decouple layers 🚀
parent
0ccb1226fc
commit
a1b10758cd
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package cfg
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import (
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"os"
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"sort"
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"strconv"
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"strings"
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)
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const (
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MASTODON_ACCESS_TOKEN = "MASTODON_ACCESS_TOKEN"
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MASTODON_SERVER_ADDRESS = "MASTODON_SERVER_ADDRESS"
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MASTODON_TOOT_FOOTER = "MASTODON_TOOT_FOOTER"
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MASTODON_TOOT_MAX_CHARACTERS = "MASTODON_TOOT_MAX_CHARACTERS"
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MASTODON_TOOT_VISIBILITY = "MASTODON_TOOT_VISIBILITY"
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TELEGRAM_BOT_TOKEN = "TELEGRAM_BOT_TOKEN"
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TELEGRAM_CHAT_ID = "TELEGRAM_CHAT_ID"
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TELEGRAM_DEBUG = "TELEGRAM_DEBUG"
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)
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// Check the specified Mastodon visibility and return it if valid or return
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// unlisted if it's not valid.
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// The specified string will be cheched case unsensitive.
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func parseMastodonVisibility(s string) string {
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s = strings.ToLower(s)
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// Keep sorted since we search inside.
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visibilities := []string{"direct", "private", "public", "unlisted"}
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r := sort.SearchStrings(visibilities, s)
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if r < len(visibilities) && visibilities[r] == s {
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return s
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}
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return "unlisted"
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}
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// Return configured Mastodon visibility for toot.
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func GetMastodonVisibility() string {
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return parseMastodonVisibility(os.Getenv(MASTODON_TOOT_VISIBILITY))
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}
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// Parse Mastodon max characters and return 500 as default in case of errors.
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func parseMastodonMaxCharacters(s string) int {
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if n, err := strconv.ParseUint(s, 10, 32); err == nil {
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return int(n)
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}
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return 500
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}
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func GetMastodonMaxCharacters() int {
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return parseMastodonMaxCharacters(os.Getenv(MASTODON_TOOT_MAX_CHARACTERS))
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}
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@ -0,0 +1,30 @@
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package cfg
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import (
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"testing"
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"github.com/alecthomas/assert"
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)
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func TestParseMastodonVisibility(t *testing.T) {
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assert.Equal(t, parseMastodonVisibility("public"), "public")
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assert.Equal(t, parseMastodonVisibility("direct"), "direct")
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assert.Equal(t, parseMastodonVisibility("unlisted"), "unlisted")
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assert.Equal(t, parseMastodonVisibility("private"), "private")
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assert.Equal(t, parseMastodonVisibility("Public"), "public")
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assert.Equal(t, parseMastodonVisibility("diRect"), "direct")
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assert.Equal(t, parseMastodonVisibility("unlisTED"), "unlisted")
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assert.Equal(t, parseMastodonVisibility("PRIVATE"), "private")
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assert.Equal(t, parseMastodonVisibility("True"), "unlisted")
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assert.Equal(t, parseMastodonVisibility("eriol"), "unlisted")
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assert.Equal(t, parseMastodonVisibility(""), "unlisted")
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assert.Equal(t, parseMastodonVisibility(" "), "unlisted")
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}
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func TestParseMastodonMaxCharacters(t *testing.T) {
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assert.Equal(t, parseMastodonMaxCharacters("42"), 42)
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assert.Equal(t, parseMastodonMaxCharacters("-42"), 500)
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assert.Equal(t, parseMastodonMaxCharacters("hello"), 500)
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}
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@ -0,0 +1,59 @@
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package mastodon
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import (
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"context"
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"io"
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"log"
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mastodonapi "github.com/cking/go-mastodon"
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)
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// Post one or more toots.
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func PostToots(client *mastodonapi.Client, messages []string, visibility string) {
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in_reply_to := ""
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for _, message := range messages {
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status, err := client.PostStatus(context.Background(), &mastodonapi.Toot{
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Status: message,
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Visibility: visibility,
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InReplyToID: mastodonapi.ID(in_reply_to),
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})
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if err != nil {
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log.Printf("Could not post status: %v", err)
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continue
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}
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log.Printf("Posted status %s", status.URL)
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in_reply_to = string(status.ID)
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}
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}
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// Post a photo on mastodon with caption.
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func PostPhoto(
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client *mastodonapi.Client,
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file io.ReadCloser,
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caption string,
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maxCharacters int,
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visibility string) {
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attachment, err := client.UploadMediaFromReader(
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context.Background(), file)
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if err != nil {
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log.Printf("Could not upload media: %v", err)
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}
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file.Close()
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log.Printf("Posted attachment %s", attachment.TextURL)
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mediaIds := [...]mastodonapi.ID{attachment.ID}
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if len(caption) > maxCharacters {
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caption = caption[:maxCharacters]
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}
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status, err := client.PostStatus(context.Background(), &mastodonapi.Toot{
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// Write the caption in the toot because it almost probably
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// doesn't describe the image.
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Status: caption,
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MediaIDs: mediaIds[:],
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Visibility: visibility,
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})
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if err != nil {
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log.Printf("Could not post status: %v", err)
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}
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log.Printf("Posted status %s", status.URL)
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}
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