Add average issue/day and list of issues from each label

main.js

@@ -162,14 +162,19 @@ function createStatistics() {
   statistics += `${opened.length} issues were opened and `
   statistics += `${closed.length} issues were closed.\n\n`
 
+  const averageOpenPerDay = (opened.length / 30).toFixed(2)
+  const averageClosePerDay = (closed.length / 30).toFixed(2)
+  statistics += `An average of ${averageOpenPerDay} issues were opened `
+  statistics += `and ${averageClosePerDay} issues were closed each day.\n\n`
+
   let averageClosedDays
   let averageClosedHours
   for (const file of closed) {
     const issue = require(file.path)
     const openedAt = new Date(issue.created_at)
     const closedAt = new Date(issue.closed_at)
-    const diffDays = Math.floor((closedAt - openedAt) / (1000 * 60 * 60 * 24))
+    const diffDays = (closedAt - openedAt) / (1000 * 60 * 60 * 24)
-    const diffHours = Math.floor((closedAt - openedAt) / (1000 * 60 * 60))
+    const diffHours = (closedAt - openedAt) / (1000 * 60 * 60)
 
     averageClosedDays = (typeof averageClosedDays === 'undefined')
       ? averageClosedDays = diffDays
@@ -178,11 +183,42 @@ function createStatistics() {
       ? averageClosedHours = diffHours
       : averageClosedHours += diffHours
   }
-  averageClosedDays = Math.floor(averageClosedDays / closed.length)
+  averageClosedDays = (averageClosedDays / closed.length).toFixed(2)
-  averageClosedHours = Math.floor(averageClosedHours / closed.length)
+  averageClosedHours = (averageClosedHours / closed.length).toFixed(2)
 
   statistics += `The average time to close issues was ${averageClosedDays} days `
   statistics += `or ${averageClosedHours} hours.\n\n`
 
+  let labels = {}
+  for (const file of opened) {
+    const issue = require(file.path)
+    if (issue.closed_at !== null) continue
+    for (const label of issue.labels) {
+      if (typeof labels[label] === 'undefined') labels[label] = 1
+      else labels[label]++
+    }
+  }
+
+  statistics += 'Total amount of labels assigned to currently open issues:\n'
+
+  for (const label in labels) {
+    statistics += `* [${label}](https://gitlab.com/tildes/tildes/issues?state=opened&label_name%5B%5D=${label.replace(' ', '+')}): ${labels[label]} times.\n`
+  }
+
+  labels = {}
+  for (const file of closed) {
+    const issue = require(file.path)
+    for (const label of issue.labels) {
+      if (typeof labels[label] === 'undefined') labels[label] = 1
+      else labels[label]++
+    }
+  }
+
+  statistics += '\nTotal amount of labels assigned to closed issues:\n'
+
+  for (const label in labels) {
+    statistics += `* [${label}](https://gitlab.com/tildes/tildes/issues?state=closed&label_name%5B%5D=${label.replace(' ', '+')}): ${labels[label]} times.\n`
+  }
+
   fs.writeFileSync(path.join(__dirname, year, month, 'statistics.md'), statistics, {encoding: 'UTF-8'})
 }