| 1 | <template> |
| 2 | <div class="test"> |
| 3 | <TestComp :vname="variant.name"/> |
| 4 | </div> |
| 5 | </template> |
| 6 | |
| 7 | <script> |
| 8 | // @ is an alias to /src |
| 9 | import TestComp from "@/components/TestComp.vue"; |
| 10 | |
| 11 | export default { |
| 12 | name: "test", |
| 13 | components: { |
| 14 | TestComp, |
| 15 | }, |
| 16 | data: function() { |
| 17 | return { |
| 18 | variant: {name: "Atomic", id: 3}, |
| 19 | }; |
| 20 | } |
| 21 | }; |
| 22 | </script> |
| 23 | Vue.component('my-problems', { |
| 24 | props: ["probId","settings"], |
| 25 | data: function () { |
| 26 | return { |
| 27 | userId: user.id, |
| 28 | problems: [], //oldest first |
| 29 | myProblems: [], //same, but only mine |
| 30 | singletons: [], //requested problems (using #num) |
| 31 | display: "others", //or "mine" |
| 32 | curProb: null, //(reference to) current displayed problem (if any) |
| 33 | showSolution: false, |
| 34 | nomoreMessage: "", |
| 35 | mode: "analyze", //for game component |
| 36 | pbNum: 0, //to navigate directly to some problem |
| 37 | // New problem (to upload), or existing problem to edit: |
| 38 | modalProb: { |
| 39 | id: 0, //defined if it's an edit |
| 40 | uid: 0, //...also |
| 41 | fen: "", |
| 42 | instructions: "", |
| 43 | solution: "", |
| 44 | preview: false, |
| 45 | }, |
| 46 | }; |
| 47 | }, |
| 48 | // NOTE: always modals first, because otherwise "scroll to the end" undesirable effect |
| 49 | template: ` |
| 50 | <div id="problemControls" class="button-group"> |
| 51 | <button :aria-label='translate("Previous problem(s)")' class="tooltip" |
| 52 | @click="showNext('backward')" |
| 53 | > |
| 54 | <i class="material-icons">skip_previous</i> |
| 55 | </button> |
| 56 | <button v-if="!!userId" :aria-label='translate("Add a problem")' |
| 57 | class="tooltip" onClick="doClick('modal-newproblem')" |
| 58 | > |
| 59 | {{ translate("New") }} |
| 60 | </button> |
| 61 | <button :aria-label='translate("Next problem(s)")' class="tooltip" |
| 62 | @click="showNext('forward')" |
| 63 | > |
| 64 | <i class="material-icons">skip_next</i> |
| 65 | </button> |
| 66 | </div> |
| 67 | <div id="mainBoard" v-if="!!curProb"> |
| 68 | <div id="instructions-div" class="section-content"> |
| 69 | <p id="problem-instructions">{{ curProb.instructions }}</p> |
| 70 | </div> |
| 71 | <my-game :fen="curProb.fen" :mode="mode" :allowMovelist="true" |
| 72 | :settings="settings"> |
| 73 | </my-game> |
| 74 | <div id="solution-div" class="section-content"> |
| 75 | <h3 class="clickable" @click="showSolution = !showSolution"> |
| 76 | {{ translate("Show solution") }} |
| 77 | </h3> |
| 78 | <p id="problem-solution" v-show="showSolution">{{ curProb.solution }}</p> |
| 79 | </div> |
| 80 | <button @click="displayList">Back to list display</button> |
| 81 | </div> |
| 82 | <div> |
| 83 | <input type="text" placeholder="Type problem number" v-model="pbNum"/> |
| 84 | <button @click="() => showProblem(pbNum)">Show problem</button> |
| 85 | </div> |
| 86 | <button v-if="!!userId" @click="toggleListDisplay" |
| 87 | :class="{'only-mine':display=='mine'}" |
| 88 | > |
| 89 | My problems (only) |
| 90 | </button> |
| 91 | <my-problem-summary v-show="!curProb" |
| 92 | v-on:edit-problem="editProblem(p)" v-on:delete-problem="deleteProblem(p.id)" |
| 93 | v-on:show-problem="() => showProblem(p.id)" |
| 94 | v-for="p in curProblems()" @click="curProb=p" |
| 95 | v-bind:prob="p" v-bind:userid="userId" v-bind:key="p.id"> |
| 96 | </my-problem-summary> |
| 97 | </div> |
| 98 | `, |
| 99 | watch: { |
| 100 | probId: function() { |
| 101 | this.showProblem(this.probId); |
| 102 | }, |
| 103 | }, |
| 104 | created: function() { |
| 105 | if (!!this.probId) |
| 106 | this.showProblem(this.probId); |
| 107 | else |
| 108 | this.firstFetch(); |
| 109 | }, |
| 110 | methods: { |
| 111 | translate: translate, |
| 112 | firstFetch: function() { |
| 113 | // Fetch most recent problems from server, for both lists |
| 114 | this.fetchProblems("others", "bacwkard"); |
| 115 | this.fetchProblems("mine", "bacwkard"); |
| 116 | this.listsInitialized = true; |
| 117 | }, |
| 118 | showProblem: function(pid) { |
| 119 | location.hash = "#problems?id=" + pid; |
| 120 | for (let parray of [this.singletons,this.problems,this.myProblems]) |
| 121 | { |
| 122 | const pIdx = parray.findIndex(p => p.id == pid); |
| 123 | if (pIdx >= 0) |
| 124 | { |
| 125 | this.curProb = parray[pIdx]; |
| 126 | break; |
| 127 | } |
| 128 | } |
| 129 | if (!this.curProb) |
| 130 | { |
| 131 | // Cannot find problem in current set; get from server, and add to singletons. |
| 132 | ajax( |
| 133 | "/problems/" + variant.id + "/" + pid, //TODO: variant ID should not be required |
| 134 | "GET", |
| 135 | response => { |
| 136 | if (!!response.problem) |
| 137 | { |
| 138 | this.singletons.push(response.problem); |
| 139 | this.curProb = response.problem; |
| 140 | this.display = (response.problem.uid == this.userId ? "mine" : "others"); |
| 141 | } |
| 142 | else |
| 143 | this.noMoreProblems("Sorry, problem " + pid + " does not exist"); |
| 144 | } |
| 145 | ); |
| 146 | } |
| 147 | else |
| 148 | this.display = (this.curProb.uid == this.userId ? "mine" : "others"); |
| 149 | }, |
| 150 | curProblems: function() { |
| 151 | switch (this.display) |
| 152 | { |
| 153 | case "others": |
| 154 | return this.problems; |
| 155 | case "mine": |
| 156 | return this.myProblems; |
| 157 | } |
| 158 | }, |
| 159 | // TODO?: get 50 from server but only show 10 at a time (for example) |
| 160 | showNext: function(direction) { |
| 161 | const nomorePb = |
| 162 | problems => { |
| 163 | if (!problems || problems.length == 0) |
| 164 | this.noMoreProblems("No more problems in this direction"); |
| 165 | }; |
| 166 | if (!this.curProb) |
| 167 | return this.fetchProblems(this.display, direction, nomorePb); |
| 168 | // Show next problem (older or newer): |
| 169 | let curProbs = this.curProblems(); |
| 170 | // Try to find a neighbour problem in the direction, among current set |
| 171 | const neighbor = this.findClosestNeighbor(this.curProb, curProbs, direction); |
| 172 | if (!!neighbor) |
| 173 | { |
| 174 | this.curProb = neighbor; |
| 175 | return; |
| 176 | } |
| 177 | // Boundary case: nothing in current set, need to fetch from server |
| 178 | const curSize = curProbs.length; |
| 179 | this.fetchProblems(this.display, direction, problems => { |
| 180 | if (problems.length > 0) |
| 181 | { |
| 182 | // Ok, found something: |
| 183 | this.curProb = |
| 184 | this.findClosestNeighbor(this.curProb, curProbs, direction); |
| 185 | } |
| 186 | else |
| 187 | nomorePb(); |
| 188 | }); |
| 189 | }, |
| 190 | findClosestNeighbor: function(problem, probList, direction) { |
| 191 | let neighbor = undefined; |
| 192 | let smallestDistance = Number.MAX_SAFE_INTEGER; |
| 193 | for (let prob of probList) |
| 194 | { |
| 195 | const delta = Math.abs(prob.id - problem.id); |
| 196 | if (delta < smallestDistance && |
| 197 | ((direction == "backward" && prob.id < problem.id) |
| 198 | || (direction == "forward" && prob.id > problem.id))) |
| 199 | { |
| 200 | neighbor = prob; |
| 201 | smallestDistance = delta; |
| 202 | } |
| 203 | } |
| 204 | return neighbor; |
| 205 | }, |
| 206 | noMoreProblems: function(message) { |
| 207 | this.nomoreMessage = message; |
| 208 | let modalNomore = document.getElementById("modalNomore"); |
| 209 | modalNomore.checked = true; |
| 210 | setTimeout(() => modalNomore.checked = false, 2000); |
| 211 | }, |
| 212 | displayList: function() { |
| 213 | this.curProb = null; |
| 214 | location.hash = "#problems"; |
| 215 | // Fetch problems if first call (if #num, and then lists) |
| 216 | if (!this.listsInitialized) |
| 217 | this.firstFetch(); |
| 218 | }, |
| 219 | toggleListDisplay: function() { |
| 220 | const displays = ["mine","others"]; |
| 221 | const curIndex = displays.findIndex(item => item == this.display); |
| 222 | this.display = displays[1-curIndex]; |
| 223 | }, |
| 224 | fetchProblems: function(type, direction, cb) { |
| 225 | let problems = (type == "others" ? this.problems : this.myProblems); |
| 226 | // "last datetime" set at a value OK for an empty initial array |
| 227 | let last_dt = (direction=="forward" ? 0 : Number.MAX_SAFE_INTEGER); |
| 228 | if (problems.length > 0) |
| 229 | { |
| 230 | // Search for newest date (or oldest) |
| 231 | last_dt = problems[0].added; |
| 232 | for (let i=1; i<problems.length; i++) |
| 233 | { |
| 234 | if ((direction == "forward" && problems[i].added > last_dt) || |
| 235 | (direction == "backward" && problems[i].added < last_dt)) |
| 236 | { |
| 237 | last_dt = problems[i].added; |
| 238 | } |
| 239 | } |
| 240 | } |
| 241 | ajax( |
| 242 | "/problems/" + variant.id, |
| 243 | "GET", |
| 244 | { |
| 245 | type: type, |
| 246 | direction: direction, |
| 247 | last_dt: last_dt, |
| 248 | }, |
| 249 | response => { |
| 250 | if (response.problems.length > 0) |
| 251 | { |
| 252 | Array.prototype.push.apply(problems, response.problems.sort( |
| 253 | (p1,p2) => { return p2.added - p1.added; })); |
| 254 | // If one list is empty but not the other, show the non-empty |
| 255 | const otherArray = |
| 256 | (type == "mine" ? this.problems : this.myProblems); |
| 257 | if (otherArray.length == 0) |
| 258 | this.display = type; |
| 259 | this.$forceUpdate(); //TODO... |
| 260 | } |
| 261 | if (!!cb) |
| 262 | cb(response.problems); |
| 263 | } |
| 264 | ); |
| 265 | }, |
| 266 | }, |
| 267 | }) |