client/src/views/News.vue

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