client/src/views/News.vue

   1 <template lang="pug">
   2 main
   3   input#modalNews.modal(type="checkbox")
   4   div#newnewsDiv(
   5     role="dialog"
   6     data-checkbox="modalNews"
   7   )
   8     .card#writeNews
   9       label.modal-close(for="modalNews")
  10       textarea#newsContent(
  11         v-model="curnews.content"
  12         :placeholder="st.tr['News go here']"
  13         @input="adjustHeight"
  14       )
  15       button(@click="sendNews()") {{ st.tr["Send"] }}
  16       #dialog.text-center {{ st.tr[infoMsg] }}
  17   .row
  18     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
  19       button#writeNewsBtn(
  20         v-if="devs.includes(st.user.id)"
  21         @click="showModalNews"
  22       )
  23         | {{ st.tr["Write news"] }}
  24       .news(
  25         v-for="n,idx in newsList"
  26         :class="{margintop:idx>0}"
  27       )
  28         span.ndt {{ formatDatetime(n.added) }}
  29         div(v-if="devs.includes(st.user.id)")
  30           button(@click="editNews(n)") {{ st.tr["Edit"] }}
  31           button(@click="deleteNews(n)") {{ st.tr["Delete"] }}
  32         p(v-html="parseHtml(n.content)")
  33       button#loadMoreBtn(
  34         v-if="hasMore"
  35         @click="loadMore()"
  36       )
  37         | {{ st.tr["Load more"] }}
  38 </template>
  39
  40 <script>
  41 import { store } from "@/store";
  42 import { ajax } from "@/utils/ajax";
  43 import { getDate, getTime } from "@/utils/datetime";
  44 import { processModalClick } from "@/utils/modalClick";
  45 export default {
  46   name: "my-news",
  47   data: function() {
  48     return {
  49       devs: [1], //for now the only dev is me
  50       st: store.state,
  51       cursor: 0, //ID of last showed news
  52       hasMore: true, //a priori there could be more news to load
  53       curnews: { id: 0, content: "" },
  54       newsList: [],
  55       infoMsg: ""
  56     };
  57   },
  58   created: function() {
  59     ajax(
  60       "/news",
  61       "GET",
  62       {
  63         data: { cursor: this.cursor },
  64         success: (res) => {
  65           this.newsList = res.newsList.sort((n1, n2) => n2.added - n1.added);
  66           const L = res.newsList.length;
  67           if (L > 0) this.cursor = this.newsList[0].id;
  68         }
  69       }
  70     );
  71   },
  72   mounted: function() {
  73     document
  74       .getElementById("newnewsDiv")
  75       .addEventListener("click", processModalClick);
  76   },
  77   methods: {
  78     formatDatetime: function(dt) {
  79       const dtObj = new Date(dt);
  80       const timePart = getTime(dtObj);
  81       // Show minutes but not seconds:
  82       return (
  83         getDate(dtObj) + " " + timePart.substr(0, timePart.lastIndexOf(":"))
  84       );
  85     },
  86     parseHtml: function(txt) {
  87       return !txt.match(/<[/a-zA-Z]+>/)
  88         ? txt.replace(/\n/g, "<br/>") //no HTML tag
  89         : txt;
  90     },
  91     adjustHeight: function() {
  92       const newsContent = document.getElementById("newsContent");
  93       // https://stackoverflow.com/questions/995168/textarea-to-resize-based-on-content-length
  94       newsContent.style.height = "1px";
  95       newsContent.style.height = 10 + newsContent.scrollHeight + "px";
  96     },
  97     resetCurnews: function() {
  98       this.curnews.id = 0;
  99       this.curnews.content = "";
 100       // No need for added and uid fields: never updated
 101     },
 102     showModalNews: function() {
 103       this.resetCurnews();
 104       window.doClick("modalNews");
 105     },
 106     sendNews: function() {
 107       const edit = this.curnews.id > 0;
 108       this.infoMsg = "Processing... Please wait";
 109       ajax(
 110         "/news",
 111         edit ? "PUT" : "POST",
 112         {
 113           data: { news: this.curnews },
 114           success: (res) => {
 115             if (edit) {
 116               let n = this.newsList.find(n => n.id == this.curnews.id);
 117               if (n) n.content = this.curnews.content;
 118             } else {
 119               const newNews = {
 120                 content: this.curnews.content,
 121                 added: Date.now(),
 122                 uid: this.st.user.id,
 123                 id: res.id
 124               };
 125               this.newsList = [newNews].concat(this.newsList);
 126             }
 127             document.getElementById("modalNews").checked = false;
 128             this.infoMsg = "";
 129             this.resetCurnews();
 130           }
 131         }
 132       );
 133     },
 134     editNews: function(n) {
 135       this.curnews.content = n.content;
 136       this.curnews.id = n.id;
 137       // No need for added and uid fields: never updated
 138       window.doClick("modalNews");
 139     },
 140     deleteNews: function(n) {
 141       if (confirm(this.st.tr["Are you sure?"])) {
 142         this.infoMsg = "Processing... Please wait";
 143         ajax(
 144           "/news",
 145           "DELETE",
 146           {
 147             data: { id: n.id },
 148             success: () => {
 149               const nIdx = this.newsList.findIndex(nw => nw.id == n.id);
 150               this.newsList.splice(nIdx, 1);
 151               this.infoMsg = "";
 152               document.getElementById("modalNews").checked = false;
 153             }
 154           }
 155         );
 156       }
 157     },
 158     loadMore: function() {
 159       ajax(
 160         "/news",
 161         "GET",
 162         {
 163           data: { cursor: this.cursor },
 164           success: (res) => {
 165             if (res.newsList.length > 0) {
 166               this.newsList = this.newsList.concat(res.newsList);
 167               const L = res.newsList.length;
 168               if (L > 0) this.cursor = res.newsList[L - 1].id;
 169             } else this.hasMore = false;
 170           }
 171         }
 172       );
 173     }
 174   }
 175 };
 176 </script>
 177
 178 <style lang="sass" scoped>
 179 [type="checkbox"].modal+div .card
 180   max-width: 767px
 181   max-height: 100%
 182
 183 textarea#newsContent
 184   margin: 0
 185   width: 100%
 186   min-height: 200px
 187   max-height: 100%
 188
 189 #dialog
 190   padding: 5px
 191   color: blue
 192
 193 #writeNews
 194   padding-top: 50px
 195
 196 button#writeNewsBtn, button#loadMoreBtn
 197   margin-top: 0
 198   margin-bottom: 0
 199
 200 span.ndt
 201   color: darkblue
 202   padding: 0 5px 0 var(--universal-margin)
 203
 204 .news
 205   padding-top: 10px
 206   & > div
 207     display: inline-block
 208
 209 .margintop
 210   margin-top: 25px
 211   border-top: 1px solid grey
 212 @media screen and (max-width: 767px)
 213   .margintop
 214     margin-top: 10px
 215 </style>