Fix Dark enlightened array update
[vchess.git] / public / javascripts / components / problems.js
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4ecf423b 1Vue.component('my-problems', {
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2 data: function () {
3 return {
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4 problems: problemArray, //initial value
5 newProblem: {
77fa6d1f 6 fen: "",
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7 instructions: "",
8 solution: "",
9 stage: "nothing", //or "preview" after new problem is filled
10 },
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11 };
12 },
4ecf423b 13 template: `
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14 <div class="col-sm-12 col-md-10 col-md-offset-1 col-lg-8 col-lg-offset-2">
15 <div id="problemControls" class="button-group">
247356cd 16 <button :aria-label='translate("Load previous problems")' class="tooltip"
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17 @click="fetchProblems('backward')">
18 <i class="material-icons">skip_previous</i>
19 </button>
247356cd 20 <button :aria-label='translate("Add a problem")' class="tooltip"
a5d56686 21 @click="showNewproblemModal">
247356cd 22 {{ translate("New") }}
a5d56686 23 </button>
247356cd 24 <button :aria-label='translate("Load next problems")' class="tooltip"
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25 @click="fetchProblems('forward')">
26 <i class="material-icons">skip_next</i>
27 </button>
28 </div>
c794dbb8 29 <my-problem-summary v-on:show-problem="bubbleUp(p)"
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30 v-for="(p,idx) in sortedProblems"
31 v-bind:prob="p" v-bind:preview="false" v-bind:key="idx">
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32 </my-problem-summary>
33 <input type="checkbox" id="modal-newproblem" class="modal">
34 <div role="dialog" aria-labelledby="newProblemTxt">
45109880 35 <div v-show="newProblem.stage=='nothing'" class="card newproblem-form">
da06a6eb 36 <label for="modal-newproblem" class="modal-close"></label>
247356cd 37 <h3 id="newProblemTxt">{{ translate("Add a problem") }}</h3>
45109880 38 <form @submit.prevent="previewNewProblem">
da06a6eb 39 <fieldset>
247356cd 40 <label for="newpbFen">FEN</label>
77fa6d1f 41 <input id="newpbFen" type="text" v-model="newProblem.fen"
e081ffe3 42 :placeholder='translate("Full FEN description")'/>
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43 </fieldset>
44 <fieldset>
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45 <p class="emphasis">{{ translate("Safe HTML tags allowed") }}</p>
46 <label for="newpbInstructions">{{ translate("Instructions") }}</label>
45109880 47 <textarea id="newpbInstructions" v-model="newProblem.instructions"
d289b043 48 :placeholder='translate("Describe the problem goal")'></textarea>
247356cd 49 <label for="newpbSolution">{{ translate("Solution") }}</label>
45109880 50 <textarea id="newpbSolution" v-model="newProblem.solution"
d289b043 51 :placeholder='translate("How to solve the problem?")'></textarea>
247356cd 52 <button class="center-btn">{{ translate("Preview") }}</button>
da06a6eb 53 </fieldset>
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54 </form>
55 </div>
45109880 56 <div v-show="newProblem.stage=='preview'" class="card newproblem-preview">
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57 <label for="modal-newproblem" class="modal-close"></label>
58 <my-problem-summary v-bind:prob="newProblem" v-bind:preview="true">
59 </my-problem-summary>
a5d56686 60 <div class="button-group">
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61 <button @click="newProblem.stage='nothing'">{{ translate("Cancel") }}</button>
62 <button @click="sendNewProblem()">{{ translate("Send") }}</button>
b5fb8e69 63 </div>
45109880 64 </div>
da06a6eb 65 </div>
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66 </div>
67 `,
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68 computed: {
69 sortedProblems: function() {
70 // Newest problem first
7931e479 71 return this.problems.sort((p1,p2) => { return p2.added - p1.added; });
da06a6eb 72 },
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73 },
74 methods: {
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75 translate: function(text) {
76 return translations[text];
77 },
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78 // Propagate "show problem" event to parent component (my-variant)
79 bubbleUp: function(problem) {
80 this.$emit('show-problem', JSON.stringify(problem));
81 },
da06a6eb 82 fetchProblems: function(direction) {
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83 if (this.problems.length == 0)
84 return; //what could we do?!
85 // Search for newest date (or oldest)
86 let last_dt = this.problems[0].added;
87 for (let i=0; i<this.problems.length; i++)
88 {
89 if ((direction == "forward" && this.problems[i].added > last_dt) ||
90 (direction == "backward" && this.problems[i].added < last_dt))
91 {
92 last_dt = this.problems[i].added;
93 }
94 }
95 ajax("/problems/" + variant, "GET", {
96 direction: direction,
97 last_dt: last_dt,
98 }, response => {
99 if (response.problems.length > 0)
100 this.problems = response.problems;
101 });
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102 },
103 showNewproblemModal: function() {
104 document.getElementById("modal-newproblem").checked = true;
105 },
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106 previewNewProblem: function() {
107 if (!V.IsGoodFen(this.newProblem.fen))
e081ffe3 108 return alert(translations["Bad FEN description"]);
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109 if (this.newProblem.instructions.trim().length == 0)
110 return alert(translations["Empty instructions"]);
111 if (this.newProblem.solution.trim().length == 0)
112 return alert(translations["Empty solution"]);
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113 this.newProblem.stage = "preview";
114 },
115 sendNewProblem: function() {
116 // Send it to the server and close modal
7931e479 117 ajax("/problems/" + variant, "POST", {
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118 fen: this.newProblem.fen,
119 instructions: this.newProblem.instructions,
120 solution: this.newProblem.solution,
7931e479 121 }, response => {
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122 this.newProblem.added = Date.now();
123 this.problems.push(JSON.parse(JSON.stringify(this.newProblem)));
7931e479 124 document.getElementById("modal-newproblem").checked = false;
45109880 125 this.newProblem.stage = "nothing";
7931e479 126 });
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127 },
128 },
4ecf423b 129})