yanlongqi
51c85b41a5
- 后端新增 /api/ranking/daily 接口，支持获取今日用户刷题排行 - 排行榜按今日刷题数量和正确率进行排序 - 前端首页展示今日排行榜，显示前10名用户 - 前三名使用金银铜渐变色王冠徽章标识 - 正确率根据分数显示不同颜色（绿色≥80%、黄色≥60%、红色<60%） - 完整支持移动端、平板端、PC端响应式布局 - 优化排行榜标题与上方内容的间距 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
83 lines
2.0 KiB
Go
83 lines
2.0 KiB
Go
package handlers
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import (
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"ankao/internal/database"
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"ankao/internal/models"
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"net/http"
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"strconv"
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"github.com/gin-gonic/gin"
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)
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// HomeHandler 首页处理器
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func HomeHandler(c *gin.Context) {
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c.JSON(http.StatusOK, gin.H{
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"message": "欢迎使用AnKao Web服务",
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"version": "1.0.0",
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})
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}
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// HealthCheckHandler 健康检查处理器
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func HealthCheckHandler(c *gin.Context) {
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c.JSON(http.StatusOK, gin.H{
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"status": "healthy",
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})
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}
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// GetDailyRanking 获取今日排行榜
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func GetDailyRanking(c *gin.Context) {
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db := database.GetDB()
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// 获取查询参数
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limitStr := c.DefaultQuery("limit", "10")
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limit, err := strconv.Atoi(limitStr)
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if err != nil || limit <= 0 || limit > 100 {
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limit = 10
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}
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// 查询今日排行榜（按答题数量和正确率排序）
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var rankings []models.UserStats
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query := `
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SELECT
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u.id as user_id,
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u.username,
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u.nickname,
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u.avatar,
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u.user_type,
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COALESCE(COUNT(ar.id), 0) as total_answers,
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COALESCE(SUM(CASE WHEN ar.is_correct = true THEN 1 ELSE 0 END), 0) as correct_count,
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COALESCE(SUM(CASE WHEN ar.is_correct = false THEN 1 ELSE 0 END), 0) as wrong_count,
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CASE
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WHEN COUNT(ar.id) > 0 THEN
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ROUND(CAST(CAST(SUM(CASE WHEN ar.is_correct = true THEN 1 ELSE 0 END) AS FLOAT) / COUNT(ar.id) * 100 AS NUMERIC), 2)
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ELSE 0
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END as accuracy,
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u.created_at,
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MAX(ar.answered_at) as last_answer_at
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FROM users u
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LEFT JOIN user_answer_records ar ON u.id = ar.user_id
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AND ar.deleted_at IS NULL
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AND DATE(ar.answered_at) = CURRENT_DATE
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WHERE u.deleted_at IS NULL
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GROUP BY u.id, u.username, u.nickname, u.avatar, u.user_type, u.created_at
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HAVING COUNT(ar.id) > 0
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ORDER BY total_answers DESC, accuracy DESC, correct_count DESC
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LIMIT ?
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`
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if err := db.Raw(query, limit).Scan(&rankings).Error; err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"success": false,
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"message": "获取排行榜数据失败",
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"error": err.Error(),
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})
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return
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}
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"data": rankings,
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})
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}
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