fix linkedin escapes

3 files changed, 62 insertions, 5 deletions

diff --git a/internal/platforms/linkedin/escapes.go b/internal/platforms/linkedin/escapes.go
new file mode 100644
index 0000000..5f803a5
--- /dev/null
+++ b/internal/platforms/linkedin/escapes.go
@@ -0,0 +1,39 @@
+package linkedin
+
+import (
+	"strings"
+)
+
+// https://learn.microsoft.com/en-us/linkedin/marketing/community-management/shares/little-text-format?view=li-lms-2024-01#language-grammar
+func escapeLinkedInText(input string) string {
+	var builder strings.Builder
+
+	reservedChars := map[rune]string{
+		'"': "\\\"",
+		'|': "\\|",
+		'{': "\\{",
+		'}': "\\}",
+		// '@': "\\@",
+		'[': "\\[",
+		']': "\\]",
+		'(': "\\(",
+		')': "\\)",
+		'<': "\\<",
+		'>': "\\>",
+		//'#':  "\\#",
+		'\\': "\\\\",
+		'*':  "\\*",
+		'_':  "\\_",
+		'~':  "\\~",
+	}
+
+	for _, char := range input {
+		if escapeSeq, ok := reservedChars[char]; ok {
+			builder.WriteString(escapeSeq)
+		} else {
+			builder.WriteRune(char)
+		}
+	}
+
+	return builder.String()
+}
diff --git a/internal/platforms/linkedin/escapes_test.go b/internal/platforms/linkedin/escapes_test.go
new file mode 100644
index 0000000..b1f9203
--- /dev/null
+++ b/internal/platforms/linkedin/escapes_test.go
@@ -0,0 +1,15 @@
+package linkedin
+
+import (
+	"testing"
+)
+
+func TestLinkedInEscapes(t *testing.T) {
+	var (
+		input    = `This is a test message with special characters: " {} @ [] () <> # \ * _ ~ |`
+		expected = `This is a test message with special characters: \" \{\} @ \[\] \(\) \<\> # \\ \* \_ \~ \|`
+	)
+	if escaped := escapeLinkedInText(input); escaped != expected {
+		t.Errorf("expected '%s' but got '%s'", expected, escaped)
+	}
+}
diff --git a/internal/platforms/linkedin/linkedin.go b/internal/platforms/linkedin/linkedin.go
index c283fbc..f6d89f5 100644
--- a/internal/platforms/linkedin/linkedin.go
+++ b/internal/platforms/linkedin/linkedin.go
@@ -14,6 +14,7 @@ import (
 	"codeberg.org/snonux/gos/internal/entry"
 	"codeberg.org/snonux/gos/internal/platforms/linkedin/oauth2"
 	"codeberg.org/snonux/gos/internal/prompt"
+	"github.com/fatih/color"
 )
 
 var errUnauthorized = errors.New("unauthorized access, refresh or create token?")
@@ -58,7 +59,7 @@ func callLinkedInAPI(ctx context.Context, personID, accessToken, content string)
 
 	post := map[string]interface{}{
 		"author":     fmt.Sprintf("urn:li:person:%s", personID),
-		"commentary": content, // TODO: Can't post (...) paretenthesis? escape them? TEST AGAIN!
+		"commentary": escapeLinkedInText(content),
 		"visibility": "PUBLIC",
 		"distribution": map[string]interface{}{
 			"feedDistribution":               "MAIN_FEED",
@@ -88,15 +89,17 @@ func callLinkedInAPI(ctx context.Context, personID, accessToken, content string)
 		return fmt.Errorf("Error sending request: %w", err)
 	}
 	defer resp.Body.Close()
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return err
+	}
+	color.Cyan(string(body))
 
 	if resp.StatusCode != http.StatusCreated {
-		body, _ := io.ReadAll(resp.Body)
-		err = fmt.Errorf("failed to post to LinkedIn. Status: %s\n%s\n", resp.Status, body)
+		err = fmt.Errorf("failed to post to LinkedIn. Status: %s\n", resp.Status)
 		if resp.StatusCode == http.StatusUnauthorized {
 			err = errors.Join(err, errUnauthorized)
 		}
 	}
 	return err
 }
-
-// TODO: Implement Gemini output?