✨ (lean) add push strategy

src/modules/feature/FeatureSteps.vue

@@ -17,7 +17,9 @@ onMounted(() => featureStore.initBoard())
       {{ featureStore.meanLeadTime }} days
     </div>
     <div>
-      <button @click="featureStore.nextDay()">next day</button>
+      <button @click="featureStore.nextDay('push')">
+        add feature and next day
+      </button>
       Total days: {{ featureStore.meta.totalDays }}
     </div>
   </div>

src/modules/feature/feature-board.ts

@@ -1,6 +1,7 @@
 import { Feature } from '@/modules/feature/feature'
 import { FeatureStep } from '@/modules/feature/feature-steps'
 import { features } from '@/modules/feature/feature.fixture'
+import { Strategy } from '@/modules/lean/strategy'
 import { pickRandomElement, popNElement, shuffleArray } from '@/utils'
 
 const MAX_FEATURES = 30
@@ -73,11 +74,13 @@ export const initBoard = (
 export const nextDay = ({
   backlog,
   features,
-  initialStep
+  initialStep,
+  strategy
 }: {
   backlog: Feature[]
   features: Feature[]
   initialStep: number
+  strategy: Strategy
 }): Feature[] => {
   features.forEach((feature) => {
     const isFeatureLive = feature.step === 0 && feature.status === 'done'
@@ -111,7 +114,7 @@ export const nextDay = ({
     }
   })
 
-  if (features.length < MAX_FEATURES) {
+  if (strategy === 'push' && features.length < MAX_FEATURES) {
     const [newFeature] = popNElement(backlog, 1)
 
     if (newFeature) {

src/modules/feature/store.ts

@@ -1,6 +1,7 @@
 import { Feature } from '@/modules/feature/feature'
 import { initBoard, newBoard, nextDay } from '@/modules/feature/feature-board'
 import { FeatureStep, featureSteps } from '@/modules/feature/feature-steps'
+import { Strategy } from '@/modules/lean/strategy'
 import { sumElements } from '@/utils'
 import { defineStore } from 'pinia'
 
@@ -29,11 +30,12 @@ export const useFeatureStore = defineStore('feature', {
       this.features = initBoard(this.steps, this.backlog)
       this.meta.totalDays = 0
     },
-    nextDay() {
+    nextDay(strategy: Strategy) {
       this.features = nextDay({
         backlog: this.backlog,
         features: this.features,
-        initialStep: this.steps[0].stepIndex
+        initialStep: this.steps[0].stepIndex,
+        strategy
       })
       this.meta.totalDays++
     }

src/modules/lean/strategy.ts

@@ -0,0 +1 @@
+export type Strategy = 'push'