link between servers & groups, clean, bug fix

services/groups.service.js

@@ -0,0 +1,116 @@
+const Group = require('../model/group.model')
+const Member = require('../model/member.model')
+const User = require('../model/user.model')
+const Server = require('../model/server.model')
+const Access = require('../model/access.model')
+
+const regexp_space = /^\S*$/;
+
+
+async function addGroup(name) {
+    Group.findOne({where: { name: name}}).then((result) => {
+        if (result) {
+           return false;
+        } else {
+            if (name && regexp_space.test(name)) {
+                Group.create({
+                    name: name.toLowerCase(),
+                }).then((result) => {
+                    console.log('Group ' + result.name + ' added to database')
+                });
+            } else {
+                return false;
+            }
+
+        }
+    });
+}
+
+
+
+async function delGroup(name) {
+    Group.findOne({where: { name: name}}).then((result) => {
+        if (result && regexp_space.test(name)) {
+            result.destroy()
+                .then(() => {
+                    console.log('group ' + result.name + ' added to database')
+                    Member.findAll({where: { groupName: name}}).then((members) => {
+                        for (x in members) {
+                            members[x].destroy().then(() => {
+                                console.log('member ' + members[x].userId + ' deleted from database')
+                            })
+                        }
+                    });
+                    Access.findAll({where: { groupName: name}}).then((accesses) => {
+                        for (x in accesses) {
+                            accesses[x].destroy().then(() => {
+                                console.log('access ' + accesses[x].userId + ' deleted from database')
+                            })
+                        }
+                    });
+                });
+        } else {
+            return false;
+        }
+    });
+}
+
+async function getGroupsWithMembers() {
+    Group.hasMany(Member);
+    Member.belongsTo(Group);
+    const count = await Group.findAll({ include: Member });
+    return count
+}
+
+
+
+async function groupUserList(groupName) {
+    User.hasMany(Member);
+    Member.belongsTo(User);
+    const users = await User.findAll({ include: Member });
+    var result = []
+    for (x in users) {
+        try {
+            for (y in users[x].dataValues.members) {
+                if (users[x].dataValues.members[y].dataValues.groupName === groupName) {
+                    result[x] = (users[x].dataValues)
+                }
+            }
+
+        } catch (error) {
+    }}
+    return result
+};
+
+
+async function groupServerList(groupName) {
+    Server.hasMany(Access);
+    Access.belongsTo(Server);
+    const servers = await Server.findAll({ include: Access });
+    var result = []
+    for (x in servers) {
+        try {
+            for (y in servers[x].dataValues.accesses) {
+                if (servers[x].dataValues.accesses[y].dataValues.groupName === groupName) {
+                    result[x] = (servers[x].dataValues)
+                }
+            }
+
+        } catch (error) {
+        }}
+    return result
+};
+
+groupServerList('group1').then(
+    (result) => {
+        console.log(result)
+    }
+)
+module.exports = {
+    addGroup,
+    delGroup,
+    groupUserList,
+    getGroupsWithMembers,
+    groupServerList
+
+};