feat: Prism HTTP/SOCKS5 代理网关及管理台

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/api/handlers_rules.go

@@ -0,0 +1,70 @@
+package api
+
+import (
+	"net/http"
+	"strconv"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+
+	"github.com/prism/proxy/internal/rulematch"
+)
+
+type testRuleReq struct {
+	URL string `json:"url"`
+}
+
+func (s *Server) mergedRules(c *gin.Context) {
+	limit, offset := parseLimitOffset(c.DefaultQuery("limit", "50"), c.DefaultQuery("offset", "0"))
+	items, err := s.app.Store.ListMergedRulesPage(c.Request.Context(), limit, offset)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	total, err := s.app.Store.CountMergedRules(c.Request.Context())
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	settings, _ := s.app.Store.GetSettings(c.Request.Context())
+	policy := settings["default_policy"]
+	if policy == "" {
+		policy = "DIRECT"
+	}
+	c.JSON(http.StatusOK, gin.H{
+		"items":      items,
+		"total":      total,
+		"limit":      limit,
+		"offset":     offset,
+		"default_policy": policy,
+	})
+}
+
+func (s *Server) testRule(c *gin.Context) {
+	var req testRuleReq
+	if err := c.ShouldBindJSON(&req); err != nil || strings.TrimSpace(req.URL) == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "url required"})
+		return
+	}
+	ctx := c.Request.Context()
+	rules, err := s.app.Store.ListRules(ctx, "")
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	settings, _ := s.app.Store.GetSettings(ctx)
+	policy := settings["default_policy"]
+	geoReady := geoDataReady(s.app.DataDir)
+	result := rulematch.Match(rules, policy, req.URL, geoReady)
+	if result.SkippedGeo > 0 {
+		result.Note = appendNote(result.Note, "已跳过 "+strconv.Itoa(result.SkippedGeo)+" 条 Geo 规则（本地测试不支持 GEOIP/GEOSITE）")
+	}
+	c.JSON(http.StatusOK, result)
+}
+
+func appendNote(existing, extra string) string {
+	if existing == "" {
+		return extra
+	}
+	return existing + "；" + extra
+}