[O] Optimize nav bar shadow

This reverts commit 0ebce968b9.

package-lock.json

@@ -10848,6 +10848,11 @@
       "resolved": "https://registry.npm.taobao.org/vue-class-component/download/vue-class-component-7.1.0.tgz",
       "integrity": "sha1-sz78sQ4XI21oT3Cx6W8ZRux5Poc="
     },
+    "vue-cookies": {
+      "version": "1.5.13",
+      "resolved": "https://registry.npmjs.org/vue-cookies/-/vue-cookies-1.5.13.tgz",
+      "integrity": "sha512-8pjpXnvbNWx1Lft0t3MJnW+ylv0Wa2Tb6Ch617u/pQah3+SfXUZZdkh3EL3bSpe/Sw2Wdw3+DhycgQsKANSxXg=="
+    },
     "vue-hot-reload-api": {
       "version": "2.3.3",
       "resolved": "https://registry.npm.taobao.org/vue-hot-reload-api/download/vue-hot-reload-api-2.3.3.tgz",

package.json

@@ -15,6 +15,7 @@
     "v-charts": "^1.19.0",
     "vue": "^2.6.10",
     "vue-class-component": "^7.0.2",
+    "vue-cookies": "^1.5.13",
     "vue-property-decorator": "^8.1.0"
   },
   "devDependencies": {

src/components/app/app.ts

@@ -5,6 +5,7 @@ import Overall from '@/pages/overall/overall';
 import Constants from '@/constants';
 import JsonUtils from '@/utils/json-utils';
 import pWaitFor from 'p-wait-for';
+import {HttpUtils} from '@/utils/http-utils';
 
 /**
  * Objects of this interface represent assignment grades.
@@ -31,6 +32,13 @@ export interface Course
     id: number,
     name: string,
     teacherName: string,
+    status: string,
+
+    letterGrade?: string,
+    numericGrade?: number,
+
+    level: string,
+    scaleUp: number,
 
     assignments: Grade[]
 }
@@ -52,39 +60,93 @@ export default class App extends Vue
     // Are the course assignments loaded from the server.
     public assignmentsReady: boolean = false;
 
+    // Token
+    public token: string = '';
+
+    // Http Client
+    public http: HttpUtils = new HttpUtils('');
+
+    /**
+     * This is called when the instance is created.
+     */
+    public created()
+    {
+        // Show splash
+        console.log(Constants.SPLASH);
+    }
+
     /**
      * This is called when the user logs in.
      *
-     * @param courses Courses Json
+     * @param token Authorization token
      */
-    public onLogin(courses: Course[])
+    public onLogin(token: string)
     {
         // Hide login bar
         this.showLogin = false;
 
-        // Assign courses
-        this.courses = courses;
+        // Store token
+        this.token = token;
 
-        // Debug output TODO: Remove this
-        console.log(courses);
+        // Assign token to http client
+        this.http.token = token;
 
+        // Load data
+        this.loadCoursesAfterLogin();
+    }
+
+    /**
+     * Load courses data after login.
+     */
+    public loadCoursesAfterLogin()
+    {
+        this.http.post('/courses', {}).then(response =>
+        {
+            // Check success
+            if (response.success)
+            {
+                // Save courses
+                this.courses = response.data;
+
+                // Load assignments
+                this.loadAssignments();
+            }
+            else
+            {
+                // Show error message TODO: Show it properly
+                alert(response.data);
+            }
+        })
+        .catch(alert);
+    }
+
+    /**
+     * Load the assignments of the courses
+     *
+     * @param courses Courses Json
+     */
+    public loadAssignments()
+    {
         // Get assignments for all the courses
         this.courses.forEach(course =>
         {
             // Send request to get assignments
-            fetch(`${Constants.API_URL}/veracross/assignments?id=${course.assignmentsId}`).then(res =>
+            this.http.post('/assignments', {id: course.assignmentsId}).then(response =>
             {
-                // Get response body text
-                res.text().then(text =>
+                // Check success
+                if (response.success)
                 {
+                    // Load assignments
                     // Parse json and filter it
-                    course.assignments = JsonUtils.filterAssignments(JSON.parse(text));
-                })
+                    course.assignments = JsonUtils.filterAssignments(response.data);
+                }
+                else
+                {
+                    // Show error message TODO: Show it properly
+                    alert(response.data);
+                }
             })
-            .catch(err =>
-            {
-                alert(err);
-            });
+            .catch(alert);
         });
 
         // Wait for assignments to be ready.

src/components/app/app.vue

@@ -1,6 +1,6 @@
 <template>
     <div id="app">
-        <login v-if="showLogin" v-on:login:courses="onLogin"></login>
+        <login v-if="showLogin" v-on:login:token="onLogin" :http="http"></login>
         <navigation :courses="courses" v-on:navigation:select="onNavigate"></navigation>
 
         <div id="app-content">

src/components/login/login.scss

@@ -72,3 +72,28 @@
         width: 100%;
     }
 }
+
+// Error
+.input-error
+{
+    .el-input__inner
+    {
+        color: #ff3a3a6b !important;
+        border-color: #ff3a3a6b !important;
+        background-color: #ffdddd3b !important;
+    }
+
+    .el-input__inner:focus
+    {
+        background-color: white !important;
+    }
+}
+
+// Fix error message
+.el-form-item__error.custom
+{
+    padding-top: 0;
+    position: relative;
+    top: auto;
+    float: left;
+}

src/components/login/login.ts

@@ -1,5 +1,6 @@
-import {Component, Vue} from 'vue-property-decorator';
+import {Component, Prop, Vue} from 'vue-property-decorator';
 import Constants from '@/constants';
+import {HttpUtils} from '@/utils/http-utils';
 
 /**
  * This component handles user login, and obtains data from the server.
@@ -13,6 +14,23 @@ export default class Login extends Vue
     public password: any = '';
 
     public loading: boolean = false;
+    public error: String = '';
+
+    @Prop()
+    public http?: HttpUtils;
+
+    /**
+     * This is called when the instance is created.
+     */
+    public created()
+    {
+        // Check login cookies
+        if (this.$cookies.isKey('va.token'))
+        {
+            // Already contains valid token / TODO: Validate
+            this.$emit('login:token', this.$cookies.get('va.token'));
+        }
+    }
 
     /**
      * On click, sends username and password to the server.
@@ -22,15 +40,27 @@ export default class Login extends Vue
         // Make login button loading
         this.loading = true;
 
-        // Fetch request TODO: Add username and password when the https server is ready.
-        fetch(`${Constants.API_URL}/veracross/courses`).then(res =>
+        // Fetch request
+        (<HttpUtils> this.http).post('/login', {username: this.username, password: this.password})
+        .then(response =>
         {
-            // Get response body text
-            res.text().then(text =>
+            // Check success
+            if (response.success)
             {
-                // Call custom event with courses info
-                this.$emit('login:courses', JSON.parse(text));
-            })
+                // Save token to cookies
+                this.$cookies.set('va.token', response.data, '7d');
+
+                // Call custom event with token
+                this.$emit('login:token', response.data);
+            }
+            else
+            {
+                // Show error message
+                this.error = response.data;
+
+                // Allow the user to retry
+                this.loading = false;
+            }
         })
         .catch(err =>
         {

src/components/login/login.vue

@@ -3,9 +3,22 @@
         <div class="login-vertical-center">
             <div class="login-panel">
                 <img alt="Vue logo" src="../../assets/logo.png">
+
                 <h1>Veracross Analyzer</h1>
-                <el-input v-model="username" placeholder="School Username"></el-input>
-                <el-input v-model="password" placeholder="Veracross Password" show-password=""></el-input>
+
+                <el-input v-model="username"
+                          placeholder="School Username"
+                          :class="{'input-error': error !== ''}">
+                </el-input>
+
+                <el-input v-model="password"
+                          placeholder="Veracross Password"
+                          show-password=""
+                          :class="{'input-error': error !== ''}">
+                </el-input>
+
+                <div class="el-form-item__error custom">{{error}}</div>
+
                 <el-button plain type="primary" @click="onLoginClick" :loading="loading">Login</el-button>
             </div>
         </div>

src/components/navigation/navigation.scss

@@ -1,5 +1,17 @@
+
 .el-menu.centered li
 {
     display: inline-block !important;
     float: none !important;
 }
+
+// Borders
+#navigation
+{
+    box-shadow: 0 2px 12px 0 rgba(0,0,0,.1);
+
+    ul
+    {
+        border-bottom-width: 0;
+    }
+}

src/constants.ts

@@ -7,5 +7,12 @@ export default class Constants
      * Base url for api access
      * TODO: Use https for actual usage
      */
-    public static API_URL: string = 'http://cn2.hydev.org:24021/api';
+    public static API_URL: string = 'https://va.hydev.org/api';
+
+    public static SPLASH: string =
+        '.    ,        ,---.          |                        \n' +
+        '|    |.  ,    |---|,---.,---.|    ,   .,---,,---.,---.\n' +
+        ' \\  /  ><     |   ||   |,---||    |   | .-\' |---\'|    \n' +
+        '  `\'  \'  `    `   \'`   \'`---^`---\'`---|\'---\'`---\'`    \n' +
+        '      v1.1.0                      `---\'               '
 }

src/main.ts

@@ -3,6 +3,7 @@ import ElementUI from 'element-ui';
 const VCharts = require('v-charts');
 
 import App from './components/app/app.vue';
+import VueCookies from 'vue-cookies';
 
 Vue.config.productionTip = false;
 
@@ -12,6 +13,9 @@ Vue.use(ElementUI, {locale: 'en-us'});
 // Use VCharts
 Vue.use(VCharts);
 
+// Use Cookies
+Vue.use(VueCookies);
+
 // Init app
 new Vue({
   render: (h) => h(App),

src/pages/overall/overall.scss

@@ -0,0 +1,29 @@
+
+// Add some margins
+.el-card
+{
+    margin: 10px;
+    height: 494px;
+    padding: 0;
+
+    // Vertical center
+    display: flex;
+    justify-content: center;
+    flex-direction: column;
+}
+
+.span-gpa-header
+{
+    font-size: 14px;
+}
+
+.span-gpa
+{
+    font-size: 35px;
+    font-family: 'Avenir', Helvetica, Arial, sans-serif;
+}
+
+.gpa-time
+{
+    font-size: 14px;
+}

src/pages/overall/overall.ts

@@ -1,6 +1,7 @@
 import {Component, Prop, Vue} from 'vue-property-decorator';
 import GraphOverall from '@/pages/overall/graph-overall/graph-overall';
 import {Course} from '@/components/app/app';
+import {GPAUtils} from '@/utils/gpa-utils';
 
 @Component({
     components: {GraphOverall}
@@ -18,6 +19,9 @@ export default class Overall extends Vue
         let columns = ['date'];
         this.courses.forEach((course: Course) =>
         {
+            // Ignore non-important courses
+            if (course.status != 'active') return;
+
             columns.push(course.name);
         });
 
@@ -25,6 +29,10 @@ export default class Overall extends Vue
         let minDate: Date = new Date();
         this.courses.forEach((course: Course) =>
         {
+            // Ignore non-important courses
+            if (course.status != 'active') return;
+
+            if (course.assignments.length == 0) return;
             let date = new Date(course.assignments[course.assignments.length - 1].date);
             if (date < minDate) minDate = date;
         });
@@ -43,6 +51,9 @@ export default class Overall extends Vue
         let courseIndexes: {[index: string]: any} = {};
         this.courses.forEach((course: Course) =>
         {
+            // Ignore non-important courses
+            if (course.status != 'active') return;
+
             courseScores[course.name] = 0;
             courseMaxScores[course.name] = 0;
             courseIndexes[course.name] = course.assignments.length - 1;
@@ -58,6 +69,9 @@ export default class Overall extends Vue
             // Loop through courses
             this.courses.forEach((course: Course) =>
             {
+                // Ignore non-important courses
+                if (course.status != 'active') return;
+
                 // Reversed loop through the assignments
                 for (let r = courseIndexes[course.name]; r >= 0; r--)
                 {
@@ -95,4 +109,18 @@ export default class Overall extends Vue
             rows: rows
         }
     }
+
+    public getGPA()
+    {
+        let gpa = GPAUtils.getGPA(this.courses);
+        let result = '' + gpa.gpa;
+
+        /* Not accurate
+        if (!gpa.accurate)
+        {
+            result = `(${result})`;
+        }*/
+
+        return result;
+    }
 }

src/pages/overall/overall.vue

@@ -1,7 +1,28 @@
 <template>
     <div id="overall">
-        <p>这是 Overall</p>
-        <graph-overall :chart="convertCharts"></graph-overall>
+        <el-row>
+            <el-col :span="4">
+                <el-card style="margin-left: 20px">
+                    <div style="padding: 14px;">
+                        <span class="span-gpa-header">GPA:</span>
+                        <br>
+                        <span class="span-gpa">{{getGPA()}}</span>
+                        <div class="bottom clearfix gpa-time">
+                            <time class="time">{{ new Date().toDateString() }}</time>
+                            <br>
+                            <el-button type="text" class="button">Button</el-button>
+                        </div>
+                    </div>
+                </el-card>
+            </el-col>
+            <el-col :span="20">
+                <el-card style="margin-right: 20px">
+                    <p>Your average score graph all time:</p>
+                    <graph-overall :chart="convertCharts"></graph-overall>
+                </el-card>
+            </el-col>
+        </el-row>
+        <div class=""></div>
     </div>
 </template>
 

src/utils/gpa-utils.ts

@@ -0,0 +1,101 @@
+/**
+ * This is an utility class to calculate GPA.
+ */
+import {Course} from '@/components/app/app';
+
+export class GPAUtils
+{
+    // [[Min score, Letter grade, Base GPA], ...]
+    public static SCALE =
+    [
+        [96.5, 'A+', 4.00],
+        [92.5, 'A' , 3.75],
+        [89.5, 'A-', 3.50],
+        [86.5, 'B+', 3.25],
+        [82.5, 'B' , 3.00],
+        [79.5, 'B-', 2.75],
+        [76.5, 'C+', 2.50],
+        [72.5, 'C' , 2.25],
+        [70.5, 'C-', 2.00],
+        [69.5, 'D' , 1.00],
+        [0   , 'F' , 0.00]
+    ];
+
+    // Keywords
+    public static MIN = 0;
+    public static LETTER = 1;
+    public static GPA = 2;
+
+    /**
+     * Calculate GPA for a list of couses
+     *
+     * @param coursesOriginal List of courses
+     */
+    public static getGPA(coursesOriginal: Course[]): {gpa: number, accurate: boolean}
+    {
+        // Clone array
+        let courses: Course[] = [];
+
+        // Accurate or not
+        let accurate: boolean = true;
+
+        // Remove all courses that does not have a grade
+        coursesOriginal.forEach(course =>
+        {
+            if (course.numericGrade == null)
+            {
+                accurate = false;
+            }
+            else if (course.level != 'none')
+            {
+                courses.push(course);
+            }
+        });
+
+        // If no course have grade, return -1
+        if (courses.length == 0)
+        {
+            return {gpa: -1, accurate: false};
+        }
+
+        // Count total GPA
+        let totalGPA = 0;
+        courses.forEach(course =>
+        {
+            totalGPA += this.getGP(course);
+        });
+
+        // Get average GPA, round to two decimal places
+        let gpa = Math.round(totalGPA / courses.length * 100) / 100;
+
+        // Return results
+        return {gpa: gpa, accurate: accurate};
+    }
+
+    /**
+     * Calculate GPA for a course
+     *
+     * @param course Course
+     */
+    public static getGP(course: Course): number
+    {
+        // Find the GPA for this course.
+        for (let scale of this.SCALE)
+        {
+            // Letter grades are the same
+            if (scale[this.LETTER] == course.letterGrade)
+            {
+                // Get grade and add it
+                let grade = <number> scale[this.GPA];
+
+                // Add scaleUp if not failed.
+                if (grade != 0) grade += course.scaleUp;
+
+                // That's it
+                return grade;
+            }
+        }
+
+        return -1;
+    }
+}

src/utils/http-utils.ts

@@ -0,0 +1,35 @@
+import Constants from '@/constants';
+
+export class HttpUtils
+{
+    public token: string = '';
+
+    constructor (token: string)
+    {
+        this.token = token;
+    }
+
+    public post(node: string, body: any): Promise<any>
+    {
+        // Add token
+        if (this.token != '') body['token'] = this.token;
+
+        // Create promise
+        return new Promise<any>((resolve, reject) =>
+        {
+            // Fetch request
+            fetch(`${Constants.API_URL}${node}`, {method: 'POST', body: JSON.stringify(body)}).then(res =>
+            {
+                // Get response body text
+                res.text().then(text =>
+                {
+                    // Parse response
+                    let response = JSON.parse(text);
+                    resolve(response);
+                })
+                .catch(reject)
+            })
+            .catch(reject)
+        });
+    }
+}

vue.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+    devServer: {
+        disableHostCheck: true,
+    }
+}