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use crate::CallbackResult;
use holochain_serialized_bytes::prelude::*;
use holochain_wasmer_common::*;

#[derive(Clone, Serialize, Deserialize, SerializedBytes, Debug)]
pub enum MigrateAgent {
    Open,
    Close,
}

#[derive(Clone, PartialEq, Serialize, Deserialize, SerializedBytes, Debug)]
pub enum MigrateAgentCallbackResult {
    Pass,
    Fail(String),
}

impl CallbackResult for MigrateAgentCallbackResult {
    fn is_definitive(&self) -> bool {
        matches!(self, MigrateAgentCallbackResult::Fail(_))
    }
    fn try_from_wasm_error(wasm_error: WasmError) -> Result<Self, WasmError> {
        match wasm_error.error {
            WasmErrorInner::Guest(_)
            | WasmErrorInner::Serialize(_)
            | WasmErrorInner::Deserialize(_) => {
                Ok(MigrateAgentCallbackResult::Fail(wasm_error.to_string()))
            }
            WasmErrorInner::Host(_)
            | WasmErrorInner::HostShortCircuit(_)
            | WasmErrorInner::Compile(_)
            | WasmErrorInner::CallError(_)
            | WasmErrorInner::PointerMap
            | WasmErrorInner::ErrorWhileError
            | WasmErrorInner::Memory
            | WasmErrorInner::UninitializedSerializedModuleCache => Err(wasm_error),
        }
    }
}