prompty 2.0.0-beta.1

// Code generated by Prompty emitter; DO NOT EDIT.

#![allow(
    unused_imports,
    dead_code,
    non_camel_case_types,
    unused_variables,
    clippy::all
)]

use super::super::context::{LoadContext, SaveContext};

/// Positional marker for conversation history insertion during template rendering. During `prepare()`, nonce strings in rendered text are replaced with ThreadMarker objects. The pipeline then replaces them with actual conversation messages from the inputs.
#[derive(Debug, Clone, Default)]
pub struct ThreadMarker {
    /// The input property name (e.g. 'conversation')
    pub name: String,
    /// The rich kind ('thread', 'image', 'file', 'audio')
    pub kind: String,
}

impl ThreadMarker {
    /// Create a new ThreadMarker with default values.
    pub fn new() -> Self {
        Self::default()
    }

    /// Load ThreadMarker from a JSON string.
    pub fn from_json(json: &str, ctx: &LoadContext) -> Result<Self, serde_json::Error> {
        let value: serde_json::Value = serde_json::from_str(json)?;
        Ok(Self::load_from_value(&value, ctx))
    }

    /// Load ThreadMarker from a YAML string.
    pub fn from_yaml(yaml: &str, ctx: &LoadContext) -> Result<Self, serde_yaml::Error> {
        let value: serde_json::Value = serde_yaml::from_str(yaml)?;
        Ok(Self::load_from_value(&value, ctx))
    }

    /// Load ThreadMarker from a `serde_json::Value`.
    ///
    /// Calls `ctx.process_input` before field extraction.
    pub fn load_from_value(value: &serde_json::Value, ctx: &LoadContext) -> Self {
        let value = ctx.process_input(value.clone());
        Self {
            name: value
                .get("name")
                .and_then(|v| v.as_str())
                .unwrap_or_default()
                .to_string(),
            kind: value
                .get("kind")
                .and_then(|v| v.as_str())
                .unwrap_or_default()
                .to_string(),
        }
    }

    /// Serialize ThreadMarker to a `serde_json::Value`.
    ///
    /// Calls `ctx.process_dict` after serialization.
    pub fn to_value(&self, ctx: &SaveContext) -> serde_json::Value {
        let mut result = serde_json::Map::new();
        // Write base fields
        if !self.name.is_empty() {
            result.insert(
                "name".to_string(),
                serde_json::Value::String(self.name.clone()),
            );
        }
        if !self.kind.is_empty() {
            result.insert(
                "kind".to_string(),
                serde_json::Value::String(self.kind.clone()),
            );
        }
        ctx.process_dict(serde_json::Value::Object(result))
    }

    /// Serialize ThreadMarker to a JSON string.
    pub fn to_json(&self, ctx: &SaveContext) -> Result<String, serde_json::Error> {
        serde_json::to_string_pretty(&self.to_value(ctx))
    }

    /// Serialize ThreadMarker to a YAML string.
    pub fn to_yaml(&self, ctx: &SaveContext) -> Result<String, serde_yaml::Error> {
        serde_yaml::to_string(&self.to_value(ctx))
    }
}