wgu/server/src/lib.rs

58 lines
2.1 KiB
Rust

pub mod modules;
pub mod types;
use crate::modules::{ModuleItem, item_registry};
use crate::types::{ObjectInstance, ObjectTemplate};
use serde_json::{Value, json};
impl ObjectInstance {
pub fn validate(obj: &ObjectInstance) -> Result<(), String> {
let modules = item_registry();
let object_type = &obj.object_type;
let template: ObjectTemplate = match modules.get(object_type.as_str()) {
Some(ModuleItem::Template(template_str)) => toml::from_str(template_str).unwrap(),
Some(_) => panic!("{} is not a ModuleItem::Template", object_type),
None => return Err(format!("template {} doesn't exist", object_type))
};
match modules.get(format!("{}:func:validator", object_type).as_str()) {
Some(ModuleItem::Validator(validate)) => validate(&obj)?,
Some(_) => panic!("{}:func:validator is not a ModuleItem::Validator", object_type),
None => (),
};
for (name, property) in template.input {
for transform in property.transforms {
let destination = transform.split(":").collect::<Vec<&str>>();
let temp_object = ObjectInstance {
object_type: destination[0].to_string(),
input: json!({
destination[1]: obj.input.get(&name)
}),
..ObjectInstance::default()
};
match modules.get(format!("{}:func:validator", &destination[0]).as_str()) {
Some(ModuleItem::Validator(validate)) => validate(&temp_object)?,
Some(_) => panic!("{}:func:validator is not a ModuleItem::Validator", object_type),
None => ()
}
}
}
Ok(())
}
pub fn from_template(object_type: &str, input: Value) -> Result<Self, String> {
let instance = ObjectInstance {
object_type: object_type.to_string(),
input: json!(input),
..ObjectInstance::default()
};
ObjectInstance::validate(&instance)?;
Ok(instance)
}
}