client/src/components/UpsertUser.vue

   1 <template lang="pug">
   2 div
   3   input#modalUser.modal(type="checkbox" @change="trySetEnterTime($event)")
   4   div(role="dialog" data-checkbox="modalUser")
   5     .card
   6       label.modal-close(for="modalUser")
   7       h3.section {{ st.tr[stage] }}
   8       form(@submit.prevent="onSubmit()" @keyup.enter="onSubmit()")
   9         div(v-show="stage!='Login'")
  10           fieldset
  11             label(for="username") {{ st.tr["User name"] }}
  12             input#username(type="text" v-model="st.user.name")
  13           fieldset
  14             label(for="useremail") {{ st.tr["Email"] }}
  15             input#useremail(type="email" v-model="st.user.email")
  16           fieldset
  17             label(for="notifyNew") {{ st.tr["Notifications by email"] }}
  18             input#notifyNew(type="checkbox" v-model="st.user.notify")
  19         div(v-show="stage=='Login'")
  20           fieldset
  21             label(for="nameOrEmail") {{ st.tr["Name or Email"] }}
  22             input#nameOrEmail(type="text" v-model="nameOrEmail")
  23       .button-group
  24         button(@click="onSubmit()")
  25           span {{ st.tr[submitMessage] }}
  26         button(v-if="stage!='Update'" type="button" @click="toggleStage()")
  27           span {{ st.tr[stage=="Login" ? "Register" : "Login"] }}
  28         button(v-else type="button" @click="doLogout()")
  29           span {{ st.tr["Logout"] }}
  30       #dialog.text-center {{ st.tr[infoMsg] }}
  31 </template>
  32
  33 <script>
  34 import { store } from "@/store";
  35 import { checkNameEmail } from "@/data/userCheck";
  36 import { ajax } from "@/utils/ajax";
  37 export default {
  38   name: "my-upsert-user",
  39   data: function() {
  40     return {
  41       nameOrEmail: "", //for login
  42       logStage: "Login", //or Register
  43       infoMsg: "",
  44       enterTime: Number.MAX_SAFE_INTEGER, //for a basic anti-bot strategy
  45       st: store.state
  46     };
  47   },
  48   watch: {
  49     nameOrEmail: function(newValue) {
  50       if (newValue.indexOf("@") >= 0) {
  51         this.st.user.email = newValue;
  52         this.st.user.name = "";
  53       } else {
  54         this.st.user.name = newValue;
  55         this.st.user.email = "";
  56       }
  57     }
  58   },
  59   computed: {
  60     submitMessage: function() {
  61       switch (this.stage) {
  62         case "Login":
  63           return "Go";
  64         case "Register":
  65           return "Send";
  66         case "Update":
  67           return "Apply";
  68       }
  69       return "Never reached";
  70     },
  71     stage: function() {
  72       return this.st.user.id > 0 ? "Update" : this.logStage;
  73     }
  74   },
  75   methods: {
  76     trySetEnterTime: function(event) {
  77       if (event.target.checked) {
  78         this.infoMsg = "";
  79         this.enterTime = Date.now();
  80       }
  81     },
  82     toggleStage: function() {
  83       // Loop login <--> register (update is for logged-in users)
  84       this.logStage = this.logStage == "Login" ? "Register" : "Login";
  85     },
  86     ajaxUrl: function() {
  87       switch (this.stage) {
  88         case "Login":
  89           return "/sendtoken";
  90         case "Register":
  91           return "/register";
  92         case "Update":
  93           return "/update";
  94       }
  95       return "Never reached";
  96     },
  97     ajaxMethod: function() {
  98       switch (this.stage) {
  99         case "Login":
 100           return "GET";
 101         case "Register":
 102           return "POST";
 103         case "Update":
 104           return "PUT";
 105       }
 106       return "Never reached";
 107     },
 108     infoMessage: function() {
 109       switch (this.stage) {
 110         case "Login":
 111           return "Connection token sent. Check your emails!";
 112         case "Register":
 113           return "Registration complete! Please check your emails";
 114         case "Update":
 115           return "Modifications applied!";
 116       }
 117       return "Never reached";
 118     },
 119     onSubmit: function() {
 120       // Basic anti-bot strategy:
 121       const exitTime = Date.now();
 122       if (this.stage == "Register" && exitTime - this.enterTime < 5000) return;
 123       let error = undefined;
 124       if (this.stage == "Login") {
 125         const type = this.nameOrEmail.indexOf("@") >= 0 ? "email" : "name";
 126         error = checkNameEmail({ [type]: this.nameOrEmail });
 127       } else error = checkNameEmail(this.st.user);
 128       if (error) {
 129         alert(error);
 130         return;
 131       }
 132       this.infoMsg = "Processing... Please wait";
 133       ajax(
 134         this.ajaxUrl(),
 135         this.ajaxMethod(),
 136         this.stage == "Login"
 137           ? { nameOrEmail: this.nameOrEmail }
 138           : this.st.user,
 139         () => {
 140           this.infoMsg = this.infoMessage();
 141           if (this.stage != "Update") this.nameOrEmail = "";
 142         },
 143         err => {
 144           this.infoMsg = "";
 145           alert(err);
 146         }
 147       );
 148     },
 149     doLogout: function() {
 150       document.getElementById("modalUser").checked = false;
 151       this.$router.push("/logout");
 152     }
 153   }
 154 };
 155 </script>
 156
 157 <style lang="sass" scoped>
 158 [type="checkbox"].modal+div .card
 159   max-width: 370px
 160   max-height: 100%
 161 #dialog
 162   padding: 5px
 163   color: blue
 164 </style>