1  import * as types from './types';
 2  
 3  export const INITIAL_STATE: types.ParitySignerState = {
 4    requested: null
 5  };
 6  
 7  function requestTransactionSignature(
 8    state: types.ParitySignerState,
 9    action: types.RequestTransactionSignatureAction
10  ): types.ParitySignerState {
11    return {
12      ...state,
13      requested: action.payload
14    };
15  }
16  
17  function requestMessageSignature(
18    state: types.ParitySignerState,
19    action: types.RequestMessageSignatureAction
20  ): types.ParitySignerState {
21    return {
22      ...state,
23      requested: action.payload
24    };
25  }
26  
27  function finalizeSignature(state: types.ParitySignerState): types.ParitySignerState {
28    return {
29      ...state,
30      requested: null
31    };
32  }
33  
34  export function paritySignerReducer(
35    state: types.ParitySignerState = INITIAL_STATE,
36    action: types.ParitySignerAction
37  ): types.ParitySignerState {
38    switch (action.type) {
39      case types.ParitySignerActions.REQUEST_TX_SIGNATURE:
40        return requestTransactionSignature(state, action);
41      case types.ParitySignerActions.REQUEST_MSG_SIGNATURE:
42        return requestMessageSignature(state, action);
43      case types.ParitySignerActions.FINALIZE_SIGNATURE:
44        return finalizeSignature(state);
45      default:
46        return state;
47    }
48  }