import _createStore, { AeruxStore, StoreOption } from './store'
import _createModel, { ModelConfig, AeruxModel } from './model'
import _connect from './connect'

interface AeruxActionMap {
  [actionName: string]: (...args: any[]) => any
}

export interface AeruxNamespaceActionMap {
  [namespace: string]: AeruxActionMap
}

let store: AeruxStore

export const actions: AeruxNamespaceActionMap = {}

export function createStore(option: StoreOption = {}): AeruxStore {
  if (!store) {
    const {
      middlewares = [],
      enhancers = [],
      reducers = {},
      state = {},
      compose
    } = option
    store = _createStore({
      middlewares,
      enhancers,
      reducers,
      state,
      compose
    })
    store.actions = actions
  }

  return store
}

export function createModel<State = any>(
  model: ModelConfig<State>
): AeruxModel<State> {
  const { namespace, actions: createdActions, reducer } = _createModel(
    model,
    store
  )

  actions[namespace] = {}

  Object.keys(createdActions).map(key => {
    const action = (...args: any[]) => {
      if (store) {
        store.dispatch(createdActions[key](...args))
      }
    }
    actions[namespace][key] = action
  })

  return {
    namespace,
    actions: createdActions,
    reducer
  }
}

export const connect = _connect

export default {
  createStore,
  createModel,
  connect,
  actions
}