From fb1400441d0e1e8497da5cc3b03376c699f7841f Mon Sep 17 00:00:00 2001
From: huijiezheng <74283835+huijiezheng@users.noreply.github.com>
Date: Sun, 5 Feb 2023 15:32:12 +0800
Subject: [PATCH] fix: UpdateFilteredPolicies match ptype and ignore empty
 filed (#17)

---
 adapter.go | 64 +++++++++++++++++++++++++++++++-----------------------
 1 file changed, 37 insertions(+), 27 deletions(-)

diff --git a/adapter.go b/adapter.go
index 7681584..65daefd 100644
--- a/adapter.go
+++ b/adapter.go
@@ -236,22 +236,22 @@ func (a *Adapter) RemoveFilteredPolicy(sec string, ptype string, fieldIndex int,
 	return a.WithTx(func(tx *ent.Tx) error {
 		cond := make([]predicate.CasbinRule, 0)
 		cond = append(cond, casbinrule.PtypeEQ(ptype))
-		if fieldIndex <= 0 && 0 < fieldIndex+len(fieldValues) {
+		if fieldIndex <= 0 && 0 < fieldIndex+len(fieldValues) && len(fieldValues[0-fieldIndex]) > 0 {
 			cond = append(cond, casbinrule.V0EQ(fieldValues[0-fieldIndex]))
 		}
-		if fieldIndex <= 1 && 1 < fieldIndex+len(fieldValues) {
+		if fieldIndex <= 1 && 1 < fieldIndex+len(fieldValues) && len(fieldValues[1-fieldIndex]) > 0 {
 			cond = append(cond, casbinrule.V1EQ(fieldValues[1-fieldIndex]))
 		}
-		if fieldIndex <= 2 && 2 < fieldIndex+len(fieldValues) {
+		if fieldIndex <= 2 && 2 < fieldIndex+len(fieldValues) && len(fieldValues[2-fieldIndex]) > 0 {
 			cond = append(cond, casbinrule.V2EQ(fieldValues[2-fieldIndex]))
 		}
-		if fieldIndex <= 3 && 3 < fieldIndex+len(fieldValues) {
+		if fieldIndex <= 3 && 3 < fieldIndex+len(fieldValues) && len(fieldValues[3-fieldIndex]) > 0 {
 			cond = append(cond, casbinrule.V3EQ(fieldValues[3-fieldIndex]))
 		}
-		if fieldIndex <= 4 && 4 < fieldIndex+len(fieldValues) {
+		if fieldIndex <= 4 && 4 < fieldIndex+len(fieldValues) && len(fieldValues[4-fieldIndex]) > 0 {
 			cond = append(cond, casbinrule.V4EQ(fieldValues[4-fieldIndex]))
 		}
-		if fieldIndex <= 5 && 5 < fieldIndex+len(fieldValues) {
+		if fieldIndex <= 5 && 5 < fieldIndex+len(fieldValues) && len(fieldValues[5-fieldIndex]) > 0 {
 			cond = append(cond, casbinrule.V5EQ(fieldValues[5-fieldIndex]))
 		}
 		_, err := tx.CasbinRule.Delete().Where(
@@ -446,37 +446,47 @@ func (a *Adapter) UpdatePolicies(sec string, ptype string, oldRules, newRules []
 func (a *Adapter) UpdateFilteredPolicies(sec string, ptype string, newPolicies [][]string, fieldIndex int, fieldValues ...string) ([][]string, error) {
 	oldPolicies := make([][]string, 0)
 	err := a.WithTx(func(tx *ent.Tx) error {
-		line := tx.CasbinRule.Query()
-		if fieldIndex <= 0 && 0 < fieldIndex+len(fieldValues) {
-			line = line.Where(casbinrule.V0EQ(fieldValues[0-fieldIndex]))
+		cond := make([]predicate.CasbinRule, 0)
+		cond = append(cond, casbinrule.PtypeEQ(ptype))
+		if fieldIndex <= 0 && 0 < fieldIndex+len(fieldValues) && len(fieldValues[0-fieldIndex]) > 0 {
+			cond = append(cond, casbinrule.V0EQ(fieldValues[0-fieldIndex]))
 		}
-		if fieldIndex <= 1 && 1 < fieldIndex+len(fieldValues) {
-			line = line.Where(casbinrule.V1EQ(fieldValues[1-fieldIndex]))
+		if fieldIndex <= 1 && 1 < fieldIndex+len(fieldValues) && len(fieldValues[1-fieldIndex]) > 0 {
+			cond = append(cond, casbinrule.V1EQ(fieldValues[1-fieldIndex]))
 		}
-		if fieldIndex <= 2 && 2 < fieldIndex+len(fieldValues) {
-			line = line.Where(casbinrule.V2EQ(fieldValues[2-fieldIndex]))
+		if fieldIndex <= 2 && 2 < fieldIndex+len(fieldValues) && len(fieldValues[2-fieldIndex]) > 0 {
+			cond = append(cond, casbinrule.V2EQ(fieldValues[2-fieldIndex]))
 		}
-		if fieldIndex <= 3 && 3 < fieldIndex+len(fieldValues) {
-			line = line.Where(casbinrule.V3EQ(fieldValues[3-fieldIndex]))
+		if fieldIndex <= 3 && 3 < fieldIndex+len(fieldValues) && len(fieldValues[3-fieldIndex]) > 0 {
+			cond = append(cond, casbinrule.V3EQ(fieldValues[3-fieldIndex]))
 		}
-		if fieldIndex <= 4 && 4 < fieldIndex+len(fieldValues) {
-			line = line.Where(casbinrule.V4EQ(fieldValues[4-fieldIndex]))
+		if fieldIndex <= 4 && 4 < fieldIndex+len(fieldValues) && len(fieldValues[4-fieldIndex]) > 0 {
+			cond = append(cond, casbinrule.V4EQ(fieldValues[4-fieldIndex]))
 		}
-		if fieldIndex <= 5 && 5 < fieldIndex+len(fieldValues) {
-			line = line.Where(casbinrule.V5EQ(fieldValues[5-fieldIndex]))
+		if fieldIndex <= 5 && 5 < fieldIndex+len(fieldValues) && len(fieldValues[5-fieldIndex]) > 0 {
+			cond = append(cond, casbinrule.V5EQ(fieldValues[5-fieldIndex]))
 		}
-		rules, err := line.All(a.ctx)
+		rules, err := tx.CasbinRule.Query().
+			Where(cond...).
+			All(a.ctx)
 		if err != nil {
 			return err
 		}
-		for _, rule := range rules {
-			if _, err := tx.CasbinRule.Delete().Where(
-				casbinrule.IDEQ(rule.ID),
-			).Exec(a.ctx); err != nil {
-				return err
-			}
+		ruleIDs := make([]int, 0, len(rules))
+		for _, r := range rules {
+			ruleIDs = append(ruleIDs, r.ID)
+		}
+
+		_, err = tx.CasbinRule.Delete().
+			Where(casbinrule.IDIn(ruleIDs...)).
+			Exec(a.ctx)
+		if err != nil {
+			return err
+		}
+
+		if err := a.createPolicies(tx, ptype, newPolicies); err != nil {
+			return err
 		}
-		a.createPolicies(tx, ptype, newPolicies)
 		for _, rule := range rules {
 			oldPolicies = append(oldPolicies, CasbinRuleToStringArray(rule))
 		}