Change get_about_message to parse json

src/lib.rs

@@ -80,7 +80,6 @@ pub struct PeerRelationship {
     blocking: bool
 }
 
-
 /// SBOT METHODS
 
 /// An `sbotcli` instance with associated methods for querying a Go sbot server.
@@ -338,14 +337,21 @@ impl Sbot {
         let output = Command::new(&self.sbotcli_path)
             .arg("bytype")
             .arg("--limit")
-            .arg("10")
+            .arg("1")
             .arg("--reverse")
             .arg("about")
             .output()?;
         if output.status.success() {
+            // TODO: figure out how to take a stream of messages, and filter down to just ones with the value we are looking for
             let stdout = String::from_utf8(output.stdout)?;
-            let regex_string = format!(r#""{}": "(.*)""#, key);
-            let value = utils::regex_finder(&regex_string, &stdout)?;
+            let ssb_message : SsbMessageValue = serde_json::from_str(&stdout).map_err(|err| {
+                SbotCliError::GetAboutMsgs(format!("error deserializing ssb message while getting about message: {}", err))
+            })?;
+            let value = ssb_message.content.get(key);
+            match value {
+                Some(val) => Ok(val),
+                None => SbotCliError::GetAboutMsgs(format!("error parsing {} from about message: {}", key, err))
+            }
             Ok(value)
         } else {
             let stderr = std::str::from_utf8(&output.stderr)?;