use std::{fmt::Debug, marker::PhantomData};

use serde::{de::DeserializeOwned, Deserialize, Serialize};

use crate::{error::GetValueError, object::GiteratedObject, operation::GiteratedOperation};

pub trait GiteratedObjectValue: Send + Sync + Serialize + DeserializeOwned {
    type Object: GiteratedObject;

    fn value_name() -> &'static str;
}

#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct GetValue {
    pub value_name: String,
}

impl<O: GiteratedObject + Send> GiteratedOperation<O> for GetValue {
    fn operation_name() -> &'static str {
        "get_value"
    }
    type Success = Vec<u8>;
    type Failure = GetValueError;
}

#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct GetValueTyped<V: GiteratedObjectValue> {
    pub ty: PhantomData<V>,
}

impl<O: GiteratedObject + Send, V: GiteratedObjectValue<Object = O>> GiteratedOperation<O>
    for GetValueTyped<V>
{
    fn operation_name() -> &'static str {
        "get_value"
    }
    type Success = V;
    type Failure = GetValueError;
}

#[derive(Clone, Copy, Hash, PartialEq, Eq, Debug)]
pub struct ObjectValuePair<'s> {
    pub object_kind: &'s str,
    pub value_name: &'s str,
}

impl<'s> ObjectValuePair<'s> {
    pub fn new(object_kind: &'s str, value_name: &'s str) -> Self {
        Self {
            object_kind,
            value_name,
        }
    }
}