Introduce dashTime reducer v1

ui/spec/dashboards/reducers/dashTimeV1Spec.js

@@ -0,0 +1,22 @@
+import reducer from 'src/dashboards/reducers/dashTimeV1'
+import {setDashTimeV1} from 'src/dashboards/actions/index'
+
+describe.only('Dashboards.Reducers.DashTimeV1', () => {
+  it('can load initial state', () => {
+    const noopAction = () => ({type: 'NOOP'})
+    const actual = reducer(undefined, noopAction)
+    const expected = {dashTimeV1: []}
+
+    expect(actual).to.deep.equal(expected)
+  })
+
+  it('can set a dashboard time', () => {
+    const dashboardID = 1
+    const timeRange = {upper: null, lower: 'now() - 15m'}
+
+    const actual = reducer(undefined, setDashTimeV1(dashboardID, timeRange))
+    const expected = [{dashboardID, timeRange}]
+
+    expect(actual.dashTimeV1).to.deep.equal(expected)
+  })
+})

ui/src/dashboards/actions/index.js

@@ -28,6 +28,14 @@ export const loadDashboards = (dashboards, dashboardID) => ({
   },
 })
 
+export const setDashTimeV1 = (dashboardID, timeRange) => ({
+  type: 'SET_DASHBOARD_TIME_RANGE_V1',
+  payload: {
+    dashboardID,
+    timeRange,
+  },
+})
+
 export const setTimeRange = timeRange => ({
   type: 'SET_DASHBOARD_TIME_RANGE',
   payload: {

ui/src/dashboards/reducers/dashTimeV1.js

@@ -0,0 +1,20 @@
+const initialState = {
+  dashTimeV1: [],
+}
+
+const dashTimeV1 = (state = initialState, action) => {
+  switch (action.type) {
+    case 'SET_DASHBOARD_TIME_RANGE_V1': {
+      const {dashboardID, timeRange} = action.payload
+      const newState = {
+        dashTimeV1: [...state.dashTimeV1, {dashboardID, timeRange}],
+      }
+
+      return {...state, ...newState}
+    }
+  }
+
+  return state
+}
+
+export default dashTimeV1