Fix pronlems edit by admins
[vchess.git] / client / src / views / Problems.vue
index 2ea875e..bcfb3a3 100644 (file)
@@ -18,6 +18,7 @@ main
         )
           option(
             v-for="v in [emptyVar].concat(st.variants)"
+            v-if="!v.noProblems"
             :value="v.id"
             :selected="curproblem.vid==v.id"
           )
@@ -47,15 +48,15 @@ main
   .row(v-if="showOne")
     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
       #topPage
-        .button-group(v-if="st.user.id == curproblem.uid")
+        .button-group(v-if="canIedit(curproblem.uid)")
           button(@click="editProblem(curproblem)") {{ st.tr["Edit"] }}
           button(@click="deleteProblem(curproblem)") {{ st.tr["Delete"] }}
         span.vname {{ curproblem.vname }}
         span.uname ({{ curproblem.uname }})
         button.marginleft(@click="backToList()") {{ st.tr["Back to list"] }}
-        button.nomargin(@click="gotoPrevNext($event,curproblem,1)")
-          | {{ st.tr["Previous"] }}
-        button.nomargin(@click="gotoPrevNext($event,curproblem,-1)")
+        button.nomargin(@click="gotoPrevNext(curproblem,1)")
+          | {{ st.tr["Previous_p"] }}
+        button.nomargin(@click="gotoPrevNext(curproblem,-1)")
           | {{ st.tr["Next_p"] }}
       p.oneInstructions.clickable(
         v-html="parseHtml(curproblem.instruction)"
@@ -71,15 +72,17 @@ main
       #controls
         button#newProblem(@click="prepareNewProblem()")
           | {{ st.tr["New problem"] }}
-        label(for="checkboxMine") {{ st.tr["My problems"] }}
-        input#checkboxMine(
-          type="checkbox"
-          v-model="onlyMines"
-        )
+        div#myProblems(v-if="st.user.id > 0")
+          label(for="checkboxMine") {{ st.tr["My problems"] }}
+          input#checkboxMine(
+            type="checkbox"
+            v-model="onlyMine"
+          )
         label(for="selectVariant") {{ st.tr["Variant"] }}
         select#selectVariant(v-model="selectedVar")
           option(
             v-for="v in [emptyVar].concat(st.variants)"
+            v-if="!v.noProblems"
             :value="v.id"
           )
             | {{ v.name }}
@@ -89,16 +92,16 @@ main
           th {{ st.tr["Instructions"] }}
           th {{ st.tr["Number"] }}
         tr(
-          v-for="p in problems"
-          v-show="displayProblem(p)"
+          v-for="p in problems[onlyMine ? 'mine' : 'others']"
+          v-show="onlyMine || !selectedVar || p.vid == selectedVar"
           @click="setHrefPid(p)"
         )
           td {{ p.vname }}
           td {{ firstChars(p.instruction) }}
           td {{ p.id }}
       button#loadMoreBtn(
-        v-if="hasMore"
-        @click="loadMore()"
+        v-if="hasMore[onlyMine ? 'mine' : 'others']"
+        @click="loadMore(onlyMine ? 'mine' : 'others')"
       )
         | {{ st.tr["Load more"] }}
   BaseGame(
@@ -112,6 +115,7 @@ main
 import { store } from "@/store";
 import { ajax } from "@/utils/ajax";
 import { checkProblem } from "@/data/problemCheck";
+import params from "@/parameters";
 import { getDiagram } from "@/utils/printDiagram";
 import { processModalClick } from "@/utils/modalClick";
 import { ArrayFun } from "@/utils/array";
@@ -140,12 +144,15 @@ export default {
       },
       loadedVar: 0, //corresponding to loaded V
       selectedVar: 0, //to filter problems based on variant
-      problems: [],
+      problems: { "mine": [], "others": [] },
       // timestamp of oldest showed problem:
-      cursor: Number.MAX_SAFE_INTEGER,
+      cursor: {
+        mine: Number.MAX_SAFE_INTEGER,
+        others: Number.MAX_SAFE_INTEGER
+      },
       // hasMore == TRUE: a priori there could be more problems to load
-      hasMore: true,
-      onlyMines: false,
+      hasMore: { mine: true, others: true },
+      onlyMine: false,
       showOne: false,
       infoMsg: "",
       game: {
@@ -155,25 +162,9 @@ export default {
     };
   },
   created: function() {
-    ajax(
-      "/problems",
-      "GET",
-      {
-        data: { cursor: this.cursor },
-        success: (res) => {
-          // The returned list is sorted from most recent to oldest
-          this.problems = res.problems;
-          const L = res.problems.length;
-          if (L > 0) this.cursor = res.problems[L - 1].added;
-          else this.hasMore = false;
-          const showOneIfPid = () => {
-            const pid = this.$route.query["id"];
-            if (!!pid) this.showProblem(this.problems.find(p => p.id == pid));
-          };
-          this.decorate(this.problems, showOneIfPid);
-        }
-      }
-    );
+    const pid = this.$route.query["id"];
+    if (!!pid) this.showProblem(pid);
+    else this.loadMore("others", () => { this.loadMore("mine"); });
   },
   mounted: function() {
     document.getElementById("newprobDiv")
@@ -183,13 +174,20 @@ export default {
     // st.variants changes only once, at loading from [] to [...]
     "st.variants": function() {
       // Set problems vname (either all are set or none)
-      if (this.problems.length > 0 && this.problems[0].vname == "")
-        this.problems.forEach(p => this.setVname(p));
+      let problems = this.problems["others"].concat(this.problems["mine"]);
+      if (problems.length > 0 && problems[0].vname == "")
+        problems.forEach(p => this.setVname(p));
     },
     $route: function(to) {
       const pid = to.query["id"];
-      if (!!pid) this.showProblem(this.problems.find(p => p.id == pid));
-      else this.showOne = false;
+      if (!!pid) this.showProblem(pid);
+      else {
+        if (this.cursor["others"] == Number.MAX_SAFE_INTEGER)
+          // Back from a single problem view at initial loading:
+          // problems lists are empty!
+          this.loadMore("others", () => { this.loadMore("mine"); });
+        this.showOne = false;
+      }
     }
   },
   methods: {
@@ -278,22 +276,26 @@ export default {
       this.loadVariant(prob.vid, () => {
         // Set FEN if possible (might not be correct yet)
         if (V.IsGoodFen(prob.fen)) this.setDiagram(prob);
+        else prob.diag = "";
       });
     },
     loadVariant: async function(vid, cb) {
       // Condition: vid is a valid variant ID
       this.loadedVar = 0;
       const variant = this.st.variants.find(v => v.id == vid);
-      const vModule = await import("@/variants/" + variant.name + ".js");
-      window.V = vModule.VariantRules;
-      this.loadedVar = vid;
-      cb();
+      await import("@/variants/" + variant.name + ".js")
+      .then((vModule) => {
+        window.V = vModule[variant.name + "Rules"];
+        this.loadedVar = vid;
+        cb();
+      });
     },
     trySetDiagram: function(prob) {
       // Problem edit: FEN could be wrong or incomplete,
       // variant could not be ready, or not defined
       if (prob.vid > 0 && this.loadedVar == prob.vid && V.IsGoodFen(prob.fen))
         this.setDiagram(prob);
+      else prob.diag = "";
     },
     setDiagram: function(prob) {
       // Condition: prob.fen is correct and global V is ready
@@ -304,41 +306,65 @@ export default {
       };
       prob.diag = getDiagram(args);
     },
-    displayProblem: function(p) {
-      return (
-        (!this.selectedVar || p.vid == this.selectedVar) &&
-        ((this.onlyMines && p.uid == this.st.user.id) ||
-          (!this.onlyMines && p.uid != this.st.user.id))
-      );
-    },
-    showProblem: function(p) {
-      this.loadVariant(p.vid, () => {
-        // The FEN is already checked at this stage:
-        this.game.vname = p.vname;
-        this.game.mycolor = V.ParseFen(p.fen).turn; //diagram orientation
-        this.game.fenStart = p.fen;
-        this.game.fen = p.fen;
-        this.showOne = true;
-        // $nextTick to be sure $refs["basegame"] exists
-        this.$nextTick(() => {
-          this.$refs["basegame"].re_setVariables(this.game); });
-        this.copyProblem(p, this.curproblem);
-      });
+    showProblem: function(p_id) {
+      const processWhenWeHaveProb = () => {
+        this.loadVariant(p.vid, () => {
+          this.onlyMine = (p.uid == this.st.user.id);
+          // The FEN is already checked at this stage:
+          this.game.vname = p.vname;
+          this.game.mycolor = V.ParseFen(p.fen).turn; //diagram orientation
+          this.game.fenStart = p.fen;
+          this.game.fen = p.fen;
+          this.showOne = true;
+          // $nextTick to be sure $refs["basegame"] exists
+          this.$nextTick(() => {
+            this.$refs["basegame"].re_setVariables(this.game); });
+          this.curproblem.showSolution = false; //in case of
+          this.copyProblem(p, this.curproblem);
+        });
+      };
+      let p = undefined;
+      if (typeof p_id == "object") p = p_id;
+      else {
+        const problems = this.problems["others"].concat(this.problems["mine"]);
+        p = problems.find(prob => prob.id == p_id);
+      }
+      if (!p) {
+        // Bad luck: problem not in list. Get from server
+        ajax(
+          "/problems",
+          "GET",
+          {
+            data: { id: p_id },
+            success: (res) => {
+              this.decorate([res.problem], () => {
+                p = res.problem;
+                const mode = (p.uid == this.st.user.id ? "mine" : "others");
+                this.problems[mode].push(p);
+                processWhenWeHaveProb();
+              });
+            }
+          }
+        );
+      } else processWhenWeHaveProb();
     },
-    gotoPrevNext: function(e, prob, dir) {
-      const startIdx = this.problems.findIndex(p => p.id == prob.id);
-      let nextIdx = startIdx + dir;
-      while (
-        nextIdx >= 0 &&
-        nextIdx < this.problems.length &&
-        ((this.onlyMines && this.problems[nextIdx].uid != this.st.user.id) ||
-          (!this.onlyMines && this.problems[nextIdx].uid == this.st.user.id))
-      )
-        nextIdx += dir;
-      if (nextIdx >= 0 && nextIdx < this.problems.length)
-        this.setHrefPid(this.problems[nextIdx]);
-      else
-        alert(this.st.tr["No more problems"]);
+    gotoPrevNext: function(prob, dir) {
+      const mode = (this.onlyMine ? "mine" : "others");
+      const problems = this.problems[mode];
+      const startIdx = problems.findIndex(p => p.id == prob.id);
+      const nextIdx = startIdx + dir;
+      if (nextIdx >= 0 && nextIdx < problems.length)
+        this.setHrefPid(problems[nextIdx]);
+      else if (this.hasMore[mode]) {
+        this.loadMore(
+          mode,
+          (nbProbs) => {
+            if (nbProbs > 0) this.gotoPrevNext(prob, dir);
+            else alert(this.st.tr["No more problems"]);
+          }
+        );
+      }
+      else alert(this.st.tr["No more problems"]);
     },
     prepareNewProblem: function() {
       this.resetCurProb();
@@ -359,7 +385,12 @@ export default {
           data: { prob: this.curproblem },
           success: (ret) => {
             if (edit) {
-              let editedP = this.problems.find(p => p.id == this.curproblem.id);
+              let editedP = this.problems["mine"]
+                .find(p => p.id == this.curproblem.id);
+              if (!editedP)
+                // I'm an admin and edit another user' problem
+                editedP = this.problems["others"]
+                  .find(p => p.id == this.curproblem.id);
               this.copyProblem(this.curproblem, editedP);
               this.showProblem(editedP);
             }
@@ -368,7 +399,8 @@ export default {
               newProblem.id = ret.id;
               newProblem.uid = this.st.user.id;
               newProblem.uname = this.st.user.name;
-              this.problems = [newProblem].concat(this.problems);
+              this.problems["mine"] =
+                [newProblem].concat(this.problems["mine"]);
             }
             document.getElementById("modalNewprob").checked = false;
             this.infoMsg = "";
@@ -376,6 +408,9 @@ export default {
         }
       );
     },
+    canIedit: function(puid) {
+      return params.devs.concat([puid]).includes(this.st.user.id);
+    },
     editProblem: function(prob) {
       // prob.diag might correspond to some other problem or be empty:
       this.setDiagram(prob); //V is loaded at this stage
@@ -390,26 +425,42 @@ export default {
           {
             data: { id: prob.id },
             success: () => {
-              ArrayFun.remove(this.problems, p => p.id == prob.id);
+              const mode = prob.uid == (this.st.user.id ? "mine" : "others");
+              ArrayFun.remove(this.problems[mode], p => p.id == prob.id);
               this.backToList();
             }
           }
         );
       }
     },
-    loadMore: function() {
+    loadMore: function(mode, cb) {
       ajax(
         "/problems",
         "GET",
         {
-          data: { cursor: this.cursor },
+          data: {
+            uid: this.st.user.id,
+            mode: mode,
+            cursor: this.cursor[mode]
+          },
           success: (res) => {
             const L = res.problems.length;
             if (L > 0) {
+              this.cursor[mode] = res.problems[L - 1].added;
+              // Remove potential duplicates:
+              const pids = this.problems[mode].map(p => p.id);
+              ArrayFun.remove(res.problems, p => pids.includes(p.id), "all");
               this.decorate(res.problems);
-              this.problems = this.problems.concat(res.problems);
-              this.cursor = res.problems[L - 1].added;
-            } else this.hasMore = false;
+              this.problems[mode] =
+                this.problems[mode].concat(res.problems)
+                // TODO: problems are alrady sorted, would just need to insert
+                // the current individual problem in list; more generally
+                // there is probably only one misclassified problem.
+                // (Unless the user navigated several times by URL to show a
+                // single problem...)
+                .sort((p1, p2) => p2.added - p1.added);
+            } else this.hasMore[mode] = false;
+            if (!!cb) cb(L);
           }
         }
       );
@@ -452,6 +503,9 @@ p.oneInstructions
   padding: 2px 5px
   background-color: lightgreen
 
+#myProblems
+  display: inline-block
+
 #topPage
   span.vname
     font-weight: bold