Sync settings after installing the integration

encode.js

@@ -0,0 +1,118 @@
+const Base64 = {
+
+  _keyStr: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=',
+
+  encode: function (input) {
+    var output = ''
+    var chr1, chr2, chr3, enc1, enc2, enc3, enc4
+    var i = 0
+
+    input = Base64._utf8_encode(input)
+
+    while (i < input.length) {
+      chr1 = input.charCodeAt(i++)
+      chr2 = input.charCodeAt(i++)
+      chr3 = input.charCodeAt(i++)
+
+      enc1 = chr1 >> 2
+      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4)
+      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6)
+      enc4 = chr3 & 63
+
+      if (isNaN(chr2)) {
+        enc3 = enc4 = 64
+      } else if (isNaN(chr3)) {
+        enc4 = 64
+      }
+
+      output = output + this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) + this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4)
+    }
+
+    return output
+  },
+
+  decode: function (input) {
+    var output = ''
+    var chr1, chr2, chr3
+    var enc1, enc2, enc3, enc4
+    var i = 0
+
+    input = input.replace(/[^A-Za-z0-9]/g, '')
+
+    while (i < input.length) {
+      enc1 = this._keyStr.indexOf(input.charAt(i++))
+      enc2 = this._keyStr.indexOf(input.charAt(i++))
+      enc3 = this._keyStr.indexOf(input.charAt(i++))
+      enc4 = this._keyStr.indexOf(input.charAt(i++))
+
+      chr1 = (enc1 << 2) | (enc2 >> 4)
+      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2)
+      chr3 = ((enc3 & 3) << 6) | enc4
+
+      output = output + String.fromCharCode(chr1)
+
+      if (enc3 !== 64) {
+        output = output + String.fromCharCode(chr2)
+      }
+      if (enc4 !== 64) {
+        output = output + String.fromCharCode(chr3)
+      }
+    }
+
+    output = Base64._utf8_decode(output)
+
+    return output
+  },
+
+  _utf8_encode: function (string) {
+    string = string.replace(/\r\n/g, '\n')
+    var utftext = ''
+
+    for (var n = 0; n < string.length; n++) {
+      var c = string.charCodeAt(n)
+
+      if (c < 128) {
+        utftext += String.fromCharCode(c)
+      } else if ((c > 127) && (c < 2048)) {
+        utftext += String.fromCharCode((c >> 6) | 192)
+        utftext += String.fromCharCode((c & 63) | 128)
+      } else {
+        utftext += String.fromCharCode((c >> 12) | 224)
+        utftext += String.fromCharCode(((c >> 6) & 63) | 128)
+        utftext += String.fromCharCode((c & 63) | 128)
+      }
+    }
+
+    return utftext
+  },
+
+  _utf8_decode: function (utftext) {
+    var string = ''
+    var i = 0
+    var c, c2, c3
+    c = c2 = 0
+
+    while (i < utftext.length) {
+      c = utftext.charCodeAt(i)
+
+      if (c < 128) {
+        string += String.fromCharCode(c)
+        i++
+      } else if ((c > 191) && (c < 224)) {
+        c2 = utftext.charCodeAt(i + 1)
+        string += String.fromCharCode(((c & 31) << 6) | (c2 & 63))
+        i += 2
+      } else {
+        c2 = utftext.charCodeAt(i + 1)
+        c3 = utftext.charCodeAt(i + 2)
+        string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63))
+        i += 3
+      }
+    }
+
+    return string
+  }
+
+}
+
+module.exports = Base64

index.js

@@ -14,4 +14,90 @@ module.exports = (robot, _, Settings = require('./lib/settings')) => {
       return Settings.sync(context.github, context.repo())
     }
   }
+
+  robot.on('installation_repositories.added', installSync)
+
+  async function installSync (context) {
+    const payload = context.payload
+    // getting all the repos that are adding
+    const repoAddedId = await payload.repositories_added
+    const repoAddedIds = []
+    repoAddedId.forEach(async function (value) {
+      await repoAddedIds.push(value.id)
+    })
+    repoAddedIds.forEach(async function (value) {
+      const result = await context.github.repos.getById({id: value})
+      const owner = result.data.owner.login
+      const repoName = result.data.name
+      // As context.repo() was undefined so had to convert it into object
+      const repo = {
+        owner: owner,
+        repo: repoName
+      }
+      // repo should have a .github folder
+      const path = '.github'
+      try {
+        const repoInfo = await context.github.repos.getContent({owner: owner, repo: repoName, path: path})
+
+        const FILE_NAME = repoInfo.data.find(async file => {
+          if (file.name === 'settings.yml') {
+            return file.name
+          } else {
+            try {
+              const reference = await context.github.gitdata.getReference({owner: owner, repo: repoName, ref: 'heads/master'})
+              const refData = reference.data
+              const sha = refData.object.sha
+              try {
+                await context.github.gitdata.createReference({owner: owner, repo: repoName, ref: 'refs/heads/probot', sha: sha})
+                // setting the template of file
+                const string = 'repository: \n' +
+                              '  name: repo-name \n' +
+                              '  description: description of repo \n' +
+                              '  homepage: www.google.com \n' +
+                              '  topics: github, probot \n' +
+                              '  private: true \n' +
+                              '  has_issues: true \n' +
+                              '  has_projects: true \n' +
+                              '  has_wiki: true \n' +
+                              '  has_downloads: true \n' +
+                              '  default_branch: master \n' +
+                              '  allow_squash_merge: true \n' +
+                              '  allow_merge_commit: true \n' +
+                              '  allow_rebase_merge: true \n\n' +
+                              'labels: \n' +
+                              '  - name: bug \n' +
+                              '    color: CC0000 \n' +
+                              '  - name: feature \n' +
+                              '    color: 336699 \n' +
+                              '  - name: first-timers-only \n' +
+                              '    oldname: bug \n\n' +
+                              'collaborators: \n' +
+                              '  - username: your username \n' +
+                              '    permission: push'
+
+                const base64 = require('./encode')
+                const encodedString = base64.encode(string)
+                // creating a file
+                await context.github.repos.createFile({owner: owner, repo: repoName, path: '.github/settings.yml', message: 'adding settings.yml file', content: encodedString, branch: 'probot'})
+                // creating pull request
+                await context.github.pullRequests.create({owner: owner, repo: repoName, head: 'probot', base: 'master', title: 'Settings Bot adding config file', body: 'Merge it to configure the bot'})
+              } catch (error) {
+                context.log(error)
+              }
+            } catch (error) {
+              context.log(error)
+            }
+          }
+        })
+        // syncying the file if present
+        if (FILE_NAME.name === 'settings.yml') {
+          return Settings.sync(context.github, repo)
+        } else {
+          context.log('file not found so creating a pull request')
+        }
+      } catch (error) {
+        context.log('Wrong path create a .github folder')
+      }
+    })
+  }
 }