add: invite user via email, invited user can accept or decline, allow member to quit

models/boards.js

@@ -80,8 +80,7 @@ Boards.helpers({
   },
 
   lists() {
-    return Lists.find({ boardId: this._id, archived: false },
-                                                          { sort: { sort: 1 }});
+    return Lists.find({ boardId: this._id, archived: false }, { sort: { sort: 1 }});
   },
 
   activities() {
@@ -92,6 +91,14 @@ Boards.helpers({
     return _.where(this.members, {isActive: true});
   },
 
+  activeAdmins() {
+    return _.where(this.members, {isActive: true, isAdmin: true});
+  },
+
+  memberUsers() {
+    return Users.find({ _id: {$in: _.pluck(this.members, 'userId')} });
+  },
+
   getLabel(name, color) {
     return _.findWhere(this.labels, { name, color });
   },
@@ -172,20 +179,30 @@ Boards.mutations({
   addMember(memberId) {
     const memberIndex = this.memberIndex(memberId);
     if (memberIndex === -1) {
-      return {
-        $push: {
-          members: {
-            userId: memberId,
-            isAdmin: false,
-            isActive: true,
+      const xIndex = this.memberIndex('x');
+      if (xIndex === -1) {
+        return {
+          $push: {
+            members: {
+              userId: memberId,
+              isAdmin: false,
+              isActive: true,
+            },
           },
-        },
-      };
+        };
+      } else {
+        return {
+          $set: {
+            [`members.${xIndex}.userId`]: memberId,
+            [`members.${xIndex}.isActive`]: true,
+            [`members.${xIndex}.isAdmin`]: false,
+          },
+        };
+      }
     } else {
       return {
         $set: {
           [`members.${memberIndex}.isActive`]: true,
-          [`members.${memberIndex}.isAdmin`]: false,
         },
       };
     }
@@ -194,16 +211,34 @@ Boards.mutations({
   removeMember(memberId) {
     const memberIndex = this.memberIndex(memberId);
 
-    return {
-      $set: {
-        [`members.${memberIndex}.isActive`]: false,
-      },
-    };
+    // we do not allow the only one admin to be removed
+    const allowRemove = (!this.members[memberIndex].isAdmin) || (this.activeAdmins().length > 1);
+
+    if (allowRemove) {
+      return {
+        $set: {
+          [`members.${memberIndex}.userId`]: 'x',
+          [`members.${memberIndex}.isActive`]: false,
+          [`members.${memberIndex}.isAdmin`]: false,
+        },
+      };
+    } else {
+      return {
+        $set: {
+          [`members.${memberIndex}.isActive`]: true,
+        },
+      };
+    }
   },
 
   setMemberPermission(memberId, isAdmin) {
     const memberIndex = this.memberIndex(memberId);
 
+    // do not allow change permission of self
+    if (memberId === Meteor.userId()) {
+      isAdmin = this.members[memberIndex].isAdmin;
+    }
+
     return {
       $set: {
         [`members.${memberIndex}.isAdmin`]: isAdmin,
@@ -240,9 +275,7 @@ if (Meteor.isServer) {
         return false;
 
       // If there is more than one admin, it's ok to remove anyone
-      const nbAdmins = _.filter(doc.members, (member) => {
-        return member.isAdmin;
-      }).length;
+      const nbAdmins = _.where(doc.members, {isActive: true, isAdmin: true}).length;
       if (nbAdmins > 1)
         return false;
 
@@ -256,6 +289,21 @@ if (Meteor.isServer) {
     },
     fetch: ['members'],
   });
+
+  Meteor.methods({
+    quitBoard(boardId) {
+      check(boardId, String);
+      const board = Boards.findOne(boardId);
+      if (board) {
+        const userId = Meteor.userId();
+        const index = board.memberIndex(userId);
+        if (index>=0) {
+          board.removeMember(userId);
+          return true;
+        } else throw new Meteor.Error('error-board-notAMember');
+      } else throw new Meteor.Error('error-board-doesNotExist');
+    },
+  });
 }
 
 Boards.before.insert((userId, doc) => {