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use super::message::{Message, MessageRole};
use serde::{Deserialize, Serialize};
const TEMP_NAME: &str = "Ｐ";
const INPUT_PLACEHOLDER: &str = "__INPUT__";
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct Role {
/// Role name
pub name: String,
/// Prompt text send to ai for setting up a role.
///
/// If prmopt contains __INPUT___, it's embeded prompt
/// If prmopt don't contain __INPUT___, it's system prompt
pub prompt: String,
/// What sampling temperature to use, between 0 and 2
pub temperature: Option<f64>,
}
impl Role {
pub fn new(prompt: &str, temperature: Option<f64>) -> Self {
Self {
name: TEMP_NAME.into(),
prompt: prompt.into(),
temperature,
}
}
pub fn is_temp(&self) -> bool {
self.name == TEMP_NAME
}
pub fn embeded(&self) -> bool {
self.prompt.contains(INPUT_PLACEHOLDER)
}
pub fn echo_messages(&self, content: &str) -> String {
if self.embeded() {
merge_prompt_content(&self.prompt, content)
} else {
format!("{}\n{content}", self.prompt)
}
}
pub fn build_emssages(&self, content: &str) -> Vec<Message> {
if self.embeded() {
let content = merge_prompt_content(&self.prompt, content);
vec![Message {
role: MessageRole::User,
content,
}]
} else {
vec![
Message {
role: MessageRole::System,
content: self.prompt.clone(),
},
Message {
role: MessageRole::User,
content: content.to_string(),
},
]
}
}
}
pub fn merge_prompt_content(prompt: &str, content: &str) -> String {
prompt.replace(INPUT_PLACEHOLDER, content)
}
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