feat: added util to generate sql update conditions placeholder

utils/sqlitedb.go

@@ -46,3 +46,12 @@ func GeneratePlaceholders(n int) string {
 	}
 	return strings.Join(holders, ", ")
 }
+
+// -> id = $1...
+func GenerateSetConditions(keys []string) string {
+	conditions := make([]string, len(keys))
+	for i, k := range keys {
+		conditions[i] = fmt.Sprintf("%s = $%d", k, i+1)
+	}
+	return strings.Join(conditions, ", ")
+}

utils/sqlitedb_test.go

@@ -22,4 +22,22 @@ func TestGeneratePlaceholders(t *testing.T) {
 			t.Errorf("Expected %s, got %s", tc.expected, res)
 		}
 	}
+}
+
+func TestGenerateSetConditions(t *testing.T) {
+	tests := []struct{
+		keys []string
+		expected string
+	} {
+		{keys: []string{"a", "b", "c"}, expected: "a = $1, b = $2, c = $3"},
+		{keys: []string{}, expected: ""},
+		{keys: []string{"id", "name"}, expected: "id = $1, name = $2"},
+	}
+
+	for _, tc := range tests {
+		res := utils.GenerateSetConditions(tc.keys)
+		if res != tc.expected {
+			t.Errorf("Expected %s, got %s", tc.expected, res)
+		}
+	}
 }