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use crate::parameter::media_segment::MediaSegment; use crate::{MessageError, Result}; use serde::de::DeserializeOwned; use serde::Deserialize; use serde::Serialize; use serde_json::Value; pub mod container; pub mod credential; pub mod media_segment; pub trait ParameterValue { fn parse_value(content: Value, store: &Option<String>) -> Result<Self> where Self: Sized + DeserializeOwned, { let content = if let Some(store_code) = store { debug!( "Retrieve credential value {} from store {}", content.to_string(), store_code ); if let Value::String(credential_key) = content { Self::from_store(&credential_key, &store_code) } else { Err(MessageError::ParameterValueError(format!( "Cannot handle credential type for {:?}", content ))) }? } else { content }; Self::from_value(content) } fn from_store(key: &str, store_code: &str) -> Result<Value> { credential::request_value(&key, &store_code) .map_err(|e| MessageError::ParameterValueError(format!("{:?}", e))) } fn from_value(content: Value) -> Result<Self> where Self: Sized + DeserializeOwned, { serde_json::value::from_value(content) .map_err(|e| MessageError::ParameterValueError(format!("{:?}", e))) } fn get_type_as_string() -> String; } impl ParameterValue for String { fn get_type_as_string() -> String { "string".to_string() } } impl ParameterValue for i64 { fn from_value(value: Value) -> Result<i64> { match value { Value::String(value) => value .parse() .map_err(|e| MessageError::ParameterValueError(format!("{:?}", e))), Value::Number(value) => value.as_i64().ok_or_else(|| { MessageError::ParameterValueError(format!( "Cannot convert value type '{:?}' to type {}", value, std::any::type_name::<Self>() )) }), _ => Err(MessageError::ParameterValueError(format!( "Cannot convert value type '{:?}' to type {}", value, std::any::type_name::<Self>() ))), } } fn get_type_as_string() -> String { "integer".to_string() } } impl ParameterValue for f64 { fn from_value(value: Value) -> Result<f64> { match value { Value::String(value) => value .parse() .map_err(|e| MessageError::ParameterValueError(format!("{:?}", e))), Value::Number(value) => value.as_f64().ok_or_else(|| { MessageError::ParameterValueError(format!( "Cannot convert value type '{:?}' to type {}", value, std::any::type_name::<Self>() )) }), _ => Err(MessageError::ParameterValueError(format!( "Cannot convert value type '{:?}' to type {}", value, std::any::type_name::<Self>() ))), } } fn get_type_as_string() -> String { "float".to_string() } } impl ParameterValue for bool { fn from_value(value: Value) -> Result<bool> { match value { Value::String(value) => value .parse() .map_err(|e| MessageError::ParameterValueError(format!("{:?}", e))), Value::Number(value) => Ok(value.as_i64().map_or_else(|| false, |v| v > 0)), Value::Bool(value) => Ok(value), _ => Err(MessageError::ParameterValueError(format!( "Cannot convert value type '{:?}' to type {}", value, std::any::type_name::<Self>() ))), } } fn get_type_as_string() -> String { "boolean".to_string() } } impl ParameterValue for Vec<String> { fn get_type_as_string() -> String { "array_of_strings".to_string() } } #[cfg_attr(feature = "cargo-clippy", allow(deprecated))] impl ParameterValue for credential::Credential { fn parse_value(content: Value, store: &Option<String>) -> Result<Self> where Self: Sized + DeserializeOwned, { let store_code = store.clone().unwrap_or_else(|| "BACKEND".to_string()); debug!( "Retrieve credential value {} from store {}", content.to_string(), store_code ); if let Value::String(credential_key) = &content { let value = Self::from_store(&credential_key, &store_code)?; Self::from_value(value) } else { Err(MessageError::ParameterValueError(format!( "Cannot handle credential type for {:?}", content ))) } } fn get_type_as_string() -> String { "credential".to_string() } } impl ParameterValue for Requirement { fn get_type_as_string() -> String { "requirements".to_string() } } impl ParameterValue for Vec<MediaSegment> { fn get_type_as_string() -> String { "array_of_media_segments".to_string() } } #[derive(Clone, Default, Debug, Serialize, Deserialize, PartialEq)] pub struct Requirement { pub paths: Option<Vec<String>>, } #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)] pub struct Parameter { pub id: String, #[serde(rename = "type")] pub kind: String, pub store: Option<String>, pub value: Option<Value>, pub default: Option<Value>, } impl Parameter { pub fn get_id(&self) -> String { self.id.clone() } pub fn has_value_or_default(&self) -> bool { self.value.is_some() || self.default.is_some() } } impl ToString for Parameter { fn to_string(&self) -> String { let current_value = if let Some(value) = &self.value { value } else if let Some(default) = &self.default { default } else { return "".to_string(); }; match current_value { Value::Null => format!("{:?}", current_value), Value::Object(_content) => serde_json::to_string(current_value).unwrap(), Value::Array(_content) => serde_json::to_string(current_value).unwrap(), Value::Bool(content) => format!("{}", content), Value::Number(content) => format!("{}", content), Value::String(content) => content.to_string(), } } }