exports.history = function()

in BuildAnIntelligentBot/src/ChatBot/wwwroot/built/Store.js [130:203]

• 72 lines of code
• 34 McCabe index (conditional complexity)

exports.history = function (state, action) {
    if (state === void 0) { state = {
        activities: [],
        clientActivityBase: Date.now().toString() + Math.random().toString().substr(1) + '.',
        clientActivityCounter: 0,
        selectedActivity: null
    }; }
    konsole.log("history action", action);
    switch (action.type) {
        case 'Receive_Sent_Message': {
            if (!action.activity.channelData || !action.activity.channelData.clientActivityId) {
                // only postBack messages don't have clientActivityId, and these shouldn't be added to the history
                return state;
            }
            var i_1 = state.activities.findIndex(function (activity) {
                return activity.channelData && activity.channelData.clientActivityId === action.activity.channelData.clientActivityId;
            });
            if (i_1 !== -1) {
                var activity_1 = state.activities[i_1];
                return tslib_1.__assign({}, state, { activities: copyArrayWithUpdatedItem(state.activities, i_1, activity_1), selectedActivity: state.selectedActivity === activity_1 ? action.activity : state.selectedActivity });
            }
            // else fall through and treat this as a new message
        }
        case 'Receive_Message':
            if (state.activities.find(function (a) { return a.id === action.activity.id; }))
                return state; // don't allow duplicate messages
            return tslib_1.__assign({}, state, { activities: state.activities.filter(function (activity) { return activity.type !== "typing"; }).concat([
                    action.activity
                ], state.activities.filter(function (activity) { return activity.from.id !== action.activity.from.id && activity.type === "typing"; })) });
        case 'Send_Message':
            return tslib_1.__assign({}, state, { activities: state.activities.filter(function (activity) { return activity.type !== "typing"; }).concat([
                    tslib_1.__assign({}, action.activity, { timestamp: (new Date()).toISOString(), channelData: { clientActivityId: state.clientActivityBase + state.clientActivityCounter } })
                ], state.activities.filter(function (activity) { return activity.type === "typing"; })), clientActivityCounter: state.clientActivityCounter + 1 });
        case 'Send_Message_Retry': {
            var activity_2 = state.activities.find(function (activity) {
                return activity.channelData && activity.channelData.clientActivityId === action.clientActivityId;
            });
            var newActivity_1 = activity_2.id === undefined ? activity_2 : tslib_1.__assign({}, activity_2, { id: undefined });
            return tslib_1.__assign({}, state, { activities: state.activities.filter(function (activityT) { return activityT.type !== "typing" && activityT !== activity_2; }).concat([
                    newActivity_1
                ], state.activities.filter(function (activity) { return activity.type === "typing"; })), selectedActivity: state.selectedActivity === activity_2 ? newActivity_1 : state.selectedActivity });
        }
        case 'Send_Message_Succeed':
        case 'Send_Message_Fail': {
            var i_2 = state.activities.findIndex(function (activity) {
                return activity.channelData && activity.channelData.clientActivityId === action.clientActivityId;
            });
            if (i_2 === -1)
                return state;
            var activity_3 = state.activities[i_2];
            if (activity_3.id && activity_3.id != "retry")
                return state;
            var newActivity_2 = tslib_1.__assign({}, activity_3, { id: action.type === 'Send_Message_Succeed' ? action.id : null });
            return tslib_1.__assign({}, state, { activities: copyArrayWithUpdatedItem(state.activities, i_2, newActivity_2), clientActivityCounter: state.clientActivityCounter + 1, selectedActivity: state.selectedActivity === activity_3 ? newActivity_2 : state.selectedActivity });
        }
        case 'Show_Typing':
            return tslib_1.__assign({}, state, { activities: state.activities.filter(function (activity) { return activity.type !== "typing"; }).concat(state.activities.filter(function (activity) { return activity.from.id !== action.activity.from.id && activity.type === "typing"; }), [
                    action.activity
                ]) });
        case 'Clear_Typing':
            return tslib_1.__assign({}, state, { activities: state.activities.filter(function (activity) { return activity.id !== action.id; }), selectedActivity: state.selectedActivity && state.selectedActivity.id === action.id ? null : state.selectedActivity });
        case 'Select_Activity':
            if (action.selectedActivity === state.selectedActivity)
                return state;
            return tslib_1.__assign({}, state, { selectedActivity: action.selectedActivity });
        case 'Take_SuggestedAction':
            var i = state.activities.findIndex(function (activity) { return activity === action.message; });
            var activity = state.activities[i];
            var newActivity = tslib_1.__assign({}, activity, { suggestedActions: undefined });
            return tslib_1.__assign({}, state, { activities: copyArrayWithUpdatedItem(state.activities, i, newActivity), selectedActivity: state.selectedActivity === activity ? newActivity : state.selectedActivity });
        default:
            return state;
    }
};