client/src/components/UpsertUser.vue

   1 <template lang="pug">
   2 div
   3   input#modalUser.modal(type="checkbox" @change="trySetEnterTime")
   4   div(role="dialog")
   5     .card
   6       label.modal-close(for="modalUser")
   7       h3 {{ stage }}
   8       form#userForm(@submit.prevent="onSubmit()")
   9         div(v-show="stage!='Login'")
  10           fieldset
  11             label(for="username") Name
  12             input#username(type="text" v-model="user.name")
  13           fieldset
  14             label(for="useremail") Email
  15             input#useremail(type="email" v-model="user.email")
  16           fieldset
  17             label(for="notifyNew") Notify new moves &amp; games
  18             input#notifyNew(type="checkbox" v-model="user.notify")
  19         div(v-show="stage=='Login'")
  20           fieldset
  21             label(for="nameOrEmail") Name or Email
  22             input#nameOrEmail(type="text" v-model="nameOrEmail")
  23       .button-group
  24         button#submit(type="button" @click="onSubmit()")
  25           span {{ submitMessage }}
  26           i.material-icons send
  27         button(v-if="stage!='Update'" @click="toggleStage()")
  28           span {{ stage=="Login" ? "Register" : "Login" }}
  29         button(v-else onClick="location.replace('/logout')")
  30           span Logout
  31       #dialog(:style="{display: displayInfo}") {{ infoMsg }}
  32 </template>
  33
  34 <script>
  35 import { store } from "@/store";
  36 import { checkNameEmail } from "@/data/userCheck";
  37 import { ajax } from "@/utils/ajax";
  38 export default {
  39   name: 'my-upsert-user',
  40   data: function() {
  41     return {
  42       user: Object.assign({}, store.state.user),
  43       nameOrEmail: "", //for login
  44       stage: (store.state.user.id > 0 ? "Update" : "Login"), //TODO?
  45       infoMsg: "",
  46       enterTime: Number.MAX_SAFE_INTEGER, //for a basic anti-bot strategy
  47     };
  48   },
  49   computed: {
  50     submitMessage: function() {
  51       switch (this.stage)
  52       {
  53         case "Login":
  54           return "Go";
  55         case "Register":
  56           return "Send";
  57         case "Update":
  58           return "Apply";
  59       }
  60     },
  61     displayInfo: function() {
  62       return (this.infoMsg.length > 0 ? "block" : "none");
  63     },
  64   },
  65   methods: {
  66     trySetEnterTime: function(event) {
  67       if (!!event.target.checked)
  68         this.enterTime = Date.now();
  69     },
  70     toggleStage: function() {
  71       // Loop login <--> register (update is for logged-in users)
  72       this.stage = (this.stage == "Login" ? "Register" : "Login");
  73     },
  74     ajaxUrl: function() {
  75       switch (this.stage)
  76       {
  77         case "Login":
  78           return "/sendtoken";
  79         case "Register":
  80           return "/register";
  81         case "Update":
  82           return "/update";
  83       }
  84     },
  85     ajaxMethod: function() {
  86       switch (this.stage)
  87       {
  88         case "Login":
  89           return "GET";
  90         case "Register":
  91           return "POST";
  92         case "Update":
  93           return "PUT";
  94       }
  95     },
  96     infoMessage: function() {
  97       switch (this.stage)
  98       {
  99         case "Login":
 100           return "Connection token sent. Check your emails!";
 101         case "Register":
 102           return "Registration complete! Please check your emails.";
 103         case "Update":
 104           return "Modifications applied!";
 105       }
 106     },
 107     onSubmit: function() {
 108       // Basic anti-bot strategy:
 109       const exitTime = Date.now();
 110       if (this.stage == "Register" && exitTime - this.enterTime < 5000)
 111         return; //silently return, in (curious) case of it was legitimate
 112       let error = undefined;
 113       if (this.stage == 'Login')
 114       {
 115         const type = (this.nameOrEmail.indexOf('@') >= 0 ? "email" : "name");
 116         error = checkNameEmail({[type]: this.nameOrEmail});
 117       }
 118       else
 119         error = checkNameEmail(this.user);
 120       if (!!error)
 121         return alert(error);
 122       this.infoMsg = "Processing... Please wait";
 123       ajax(this.ajaxUrl(), this.ajaxMethod(),
 124         this.stage == "Login" ? { nameOrEmail: this.nameOrEmail } : this.user,
 125         res => {
 126           this.infoMsg = this.infoMessage();
 127           if (this.stage != "Update")
 128             this.nameOrEmail = "";
 129           setTimeout(() => {
 130             this.infoMsg = "";
 131             document.getElementById("modalUser").checked = false;
 132           }, 2000);
 133         },
 134         err => {
 135           this.infoMsg = "";
 136           alert(err);
 137         }
 138       );
 139     },
 140   },
 141 };
 142 </script>