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use crate::{
    AbstractContract, AppError, ExecuteHandlerFn, IbcCallbackHandlerFn, InstantiateHandlerFn,
    MigrateHandlerFn, QueryHandlerFn, ReceiveHandlerFn, ReplyHandlerFn,
};
use abstract_core::objects::dependency::StaticDependency;
use abstract_sdk::{
    base::SudoHandlerFn,
    feature_objects::AnsHost,
    namespaces::{ADMIN_NAMESPACE, BASE_STATE},
    AbstractSdkError,
};
use cosmwasm_std::{Addr, Empty, StdResult, Storage};
use cw_controllers::Admin;
use cw_storage_plus::Item;
use schemars::JsonSchema;
use serde::{Deserialize, Serialize};

pub trait ContractError:
    From<cosmwasm_std::StdError> + From<AppError> + From<AbstractSdkError> + 'static
{
}
impl<T> ContractError for T where
    T: From<cosmwasm_std::StdError> + From<AppError> + From<AbstractSdkError> + 'static
{
}

/// The BaseState contains the main addresses needed for sending and verifying messages
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, JsonSchema)]
pub struct AppState {
    /// Proxy contract address for relaying transactions
    pub proxy_address: Addr,
    /// AnsHost contract struct (address)
    pub ans_host: AnsHost,
}
/// The state variables for our AppContract.
pub struct AppContract<
    Error: ContractError,
    CustomInitMsg: 'static,
    CustomExecMsg: 'static,
    CustomQueryMsg: 'static,
    CustomMigrateMsg: 'static,
    Receive: 'static = Empty,
    SudoMsg: 'static = Empty,
> {
    // Custom state for every App
    pub admin: Admin<'static>,
    pub(crate) base_state: Item<'static, AppState>,

    // Scaffolding contract that handles type safety and provides helper methods
    pub(crate) contract: AbstractContract<Self, Error>,
}

/// Constructor
impl<
        Error: ContractError,
        CustomInitMsg,
        CustomExecMsg,
        CustomQueryMsg,
        CustomMigrateMsg,
        ReceiveMsg,
        SudoMsg,
    >
    AppContract<
        Error,
        CustomInitMsg,
        CustomExecMsg,
        CustomQueryMsg,
        CustomMigrateMsg,
        ReceiveMsg,
        SudoMsg,
    >
{
    pub const fn new(
        name: &'static str,
        version: &'static str,
        metadata: Option<&'static str>,
    ) -> Self {
        Self {
            base_state: Item::new(BASE_STATE),
            admin: Admin::new(ADMIN_NAMESPACE),
            contract: AbstractContract::new(name, version, metadata),
        }
    }

    pub fn load_state(&self, store: &dyn Storage) -> StdResult<AppState> {
        self.base_state.load(store)
    }

    /// add dependencies to the contract
    pub const fn with_dependencies(mut self, dependencies: &'static [StaticDependency]) -> Self {
        self.contract = self.contract.with_dependencies(dependencies);
        self
    }

    pub const fn with_instantiate(
        mut self,
        instantiate_handler: InstantiateHandlerFn<Self, CustomInitMsg, Error>,
    ) -> Self {
        self.contract = self.contract.with_instantiate(instantiate_handler);
        self
    }

    pub const fn with_execute(
        mut self,
        execute_handler: ExecuteHandlerFn<Self, CustomExecMsg, Error>,
    ) -> Self {
        self.contract = self.contract.with_execute(execute_handler);
        self
    }

    pub const fn with_query(
        mut self,
        query_handler: QueryHandlerFn<Self, CustomQueryMsg, Error>,
    ) -> Self {
        self.contract = self.contract.with_query(query_handler);
        self
    }

    pub const fn with_migrate(
        mut self,
        migrate_handler: MigrateHandlerFn<Self, CustomMigrateMsg, Error>,
    ) -> Self {
        self.contract = self.contract.with_migrate(migrate_handler);
        self
    }

    pub const fn with_replies(
        mut self,
        reply_handlers: &'static [(u64, ReplyHandlerFn<Self, Error>)],
    ) -> Self {
        self.contract = self.contract.with_replies([&[], reply_handlers]);
        self
    }

    pub const fn with_sudo(mut self, sudo_handler: SudoHandlerFn<Self, SudoMsg, Error>) -> Self {
        self.contract = self.contract.with_sudo(sudo_handler);
        self
    }

    pub const fn with_receive(
        mut self,
        receive_handler: ReceiveHandlerFn<Self, ReceiveMsg, Error>,
    ) -> Self {
        self.contract = self.contract.with_receive(receive_handler);
        self
    }

    /// add IBC callback handler to contract
    pub const fn with_ibc_callbacks(
        mut self,
        callbacks: &'static [(&'static str, IbcCallbackHandlerFn<Self, Error>)],
    ) -> Self {
        self.contract = self.contract.with_ibc_callbacks(callbacks);
        self
    }
}