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
   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#writeNews(
  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(
  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("/news", "GET", { cursor: this.cursor }, res => {
  60       this.newsList = res.newsList.sort((n1, n2) => n1.added - n2.added);
  61       const L = res.newsList.length;
  62       if (L > 0) this.cursor = this.newsList[0].id;
  63     });
  64   },
  65   mounted: function() {
  66     document
  67       .getElementById("newnewsDiv")
  68       .addEventListener("click", processModalClick);
  69   },
  70   methods: {
  71     formatDatetime: function(dt) {
  72       const dtObj = new Date(dt);
  73       const timePart = getTime(dtObj);
  74       // Show minutes but not seconds:
  75       return (
  76         getDate(dtObj) + " " + timePart.substr(0, timePart.lastIndexOf(":"))
  77       );
  78     },
  79     parseHtml: function(txt) {
  80       return !txt.match(/<[/a-zA-Z]+>/)
  81         ? txt.replace(/\n/g, "<br/>") //no HTML tag
  82         : txt;
  83     },
  84     adjustHeight: function() {
  85       const newsContent = document.getElementById("newsContent");
  86       // https://stackoverflow.com/questions/995168/textarea-to-resize-based-on-content-length
  87       newsContent.style.height = "1px";
  88       newsContent.style.height = 10 + newsContent.scrollHeight + "px";
  89     },
  90     resetCurnews: function() {
  91       this.curnews.id = 0;
  92       this.curnews.content = "";
  93       // No need for added and uid fields: never updated
  94     },
  95     showModalNews: function() {
  96       this.resetCurnews();
  97       window.doClick("modalNews");
  98     },
  99     sendNews: function() {
 100       const edit = this.curnews.id > 0;
 101       this.infoMsg = "Processing... Please wait";
 102       ajax("/news", edit ? "PUT" : "POST", { news: this.curnews }, res => {
 103         if (edit) {
 104           let n = this.newsList.find(n => n.id == this.curnews.id);
 105           if (n) n.content = this.curnews.content;
 106         } else {
 107           const newNews = {
 108             content: this.curnews.content,
 109             added: Date.now(),
 110             uid: this.st.user.id,
 111             id: res.id
 112           };
 113           this.newsList = [newNews].concat(this.newsList);
 114         }
 115         document.getElementById("modalNews").checked = false;
 116         this.infoMsg = "";
 117         this.resetCurnews();
 118       });
 119     },
 120     editNews: function(n) {
 121       this.curnews.content = n.content;
 122       this.curnews.id = n.id;
 123       // No need for added and uid fields: never updated
 124       window.doClick("modalNews");
 125     },
 126     deleteNews: function(n) {
 127       if (confirm(this.st.tr["Are you sure?"])) {
 128         this.infoMsg = "Processing... Please wait";
 129         ajax("/news", "DELETE", { id: n.id }, () => {
 130           const nIdx = this.newsList.findIndex(nw => nw.id == n.id);
 131           this.newsList.splice(nIdx, 1);
 132           this.infoMsg = "";
 133           document.getElementById("modalNews").checked = false;
 134         });
 135       }
 136     },
 137     loadMore: function() {
 138       ajax("/news", "GET", { cursor: this.cursor }, res => {
 139         if (res.newsList.length > 0) {
 140           this.newsList = this.newsList.concat(res.newsList);
 141           const L = res.newsList.length;
 142           if (L > 0) this.cursor = res.newsList[L - 1].id;
 143         } else this.hasMore = false;
 144       });
 145     }
 146   }
 147 };
 148 </script>
 149
 150 <style lang="sass" scoped>
 151 [type="checkbox"].modal+div .card
 152   max-width: 767px
 153   max-height: 100%
 154
 155 textarea#newsContent
 156   margin: 0
 157   width: 100%
 158   min-height: 200px
 159   max-height: 100%
 160
 161 #dialog
 162   padding: 5px
 163   color: blue
 164
 165 button#writeNews
 166   margin-top: 0
 167   margin-bottom: 0
 168
 169 span.ndt
 170   color: darkblue
 171   padding: 0 5px 0 var(--universal-margin)
 172
 173 .news
 174   padding-top: 10px
 175   & > div
 176     display: inline-block
 177
 178 .margintop
 179   margin-top: 25px
 180   border-top: 1px solid grey
 181 @media screen and (max-width: 767px)
 182   .margintop
 183     margin-top: 10px
 184 </style>