92 lines
3.0 KiB
Rust
92 lines
3.0 KiB
Rust
use super::strings;
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use crate::
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{
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// Internal code
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character,
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api,
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UnwrapOrExit,
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//Libs
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Mutex,
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Arc,
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HashMap,
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info,
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warn,
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debug,
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};
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// Parsing character related instructions
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// TODO only send relevant tokens
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#[allow(unused_variables)]
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pub fn character_parse
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(
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index: usize,
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tokens: &Vec<&str>,
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character_name: String,
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characters: &Arc<Mutex<HashMap::<String, character::Character>>>,
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data_to_send: &Arc<Mutex<api::DataToSend>>,
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) -> Result<usize,(String,usize)>
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{
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let mut sum_index: usize = index;
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// Ensure the index is valid (the index is not beyond the vector)
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let token = tokens
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.get(sum_index)
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.ok_or_else(|| ("File unexpectedly reached termination point".to_string(), sum_index))?;
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match token.to_lowercase().as_str()
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{
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// The character is saying something, so grab the text and pass it
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// to the client
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"says" =>
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{
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info!("SAYS command with character {character_name}");
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match strings::extract_quoted(&tokens[sum_index+1..])
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{
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Some((output_string, counter)) =>
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{
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debug!("{output_string}");
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sum_index += counter;
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api::modify_data(data_to_send, "output".to_string(), output_string, character_name, vec![]);
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},
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None => return Err(("Unable to read output string".to_string(), sum_index)),
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}
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},
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// Change the property of the selected character eg @tim CHANGE name "Bill Buffins"
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// will change the character with ID tim to "Bill Buffins"; a character's ID cannot change
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"change" =>
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{
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sum_index += 1;
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let feature = tokens
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.get(sum_index)
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.ok_or_else(|| ("File unexpectedly reached termination point".to_string(), sum_index))?;
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let output_string: String;
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(output_string, sum_index) = match strings::extract_quoted(&tokens[sum_index+1..])
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{
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Some((string,counter)) => (string,sum_index+counter),
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None => return Err(("Unable to parse property to change character".to_string(),sum_index)),
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};
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info!("CHANGE command with character {character_name} feature {feature}");
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let mut characters = characters.lock().unwrap_or_exit("Character Mutex was poisoned",3);
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if let Some(character) = characters.get_mut(&character_name)
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&& character.set_field(feature, &output_string)
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.is_err() { warn!("Feature {feature} does not exist") }
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drop(characters);
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api::modify_data(data_to_send, "change".to_string(), String::new(), character_name, vec![]);
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},
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// These two are mainly just actions performed by the frontend client, so just tell the client to move/animate
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// the character and not much other processing needed on the serverside
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"to"|"animate" =>
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{
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sum_index += 1;
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let content = tokens
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.get(sum_index)
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.ok_or_else(|| ("File unexpectedly reached termination point".to_string(), sum_index))?;
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api::modify_data(data_to_send, token.to_lowercase(), content.to_string(), character_name, vec![]);
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},
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// Catch all condition, if the instruction is unrecognised as a
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// character command
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_ => return Err((format!("Invalid command: {token}"),sum_index)),
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}
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sum_index += 1;
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Ok(sum_index)
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}
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