feat: add preset rule import functionality and update related messages

client/bot/handlers/rule.go

@@ -13,6 +13,7 @@ import (
 	"github.com/krau/SaveAny-Bot/common/i18n"
 	"github.com/krau/SaveAny-Bot/common/i18n/i18nk"
 	"github.com/krau/SaveAny-Bot/common/utils/strutil"
+	"github.com/krau/SaveAny-Bot/config"
 	"github.com/krau/SaveAny-Bot/database"
 	"github.com/krau/SaveAny-Bot/pkg/rule"
 )
@@ -84,6 +85,46 @@ func handleRuleCmd(ctx *ext.Context, update *ext.Update) error {
 			return dispatcher.EndGroups
 		}
 		ctx.Reply(update, ext.ReplyTextString(i18n.T(i18nk.BotMsgRuleInfoCreateRuleSuccess, nil)), nil)
+	case "preset":
+		// /rule preset <storage> [base_path]
+		if len(args) < 3 {
+			ctx.Reply(update, ext.ReplyTextStyledTextArray(msgelem.BuildRuleHelpStyling(user.ApplyRule, user.Rules)), nil)
+			return dispatcher.EndGroups
+		}
+		storageName := args[2]
+		if !config.C().HasStorage(user.ChatID, storageName) {
+			ctx.Reply(update, ext.ReplyTextString(i18n.T(i18nk.BotMsgRuleErrorStorageNotFound, map[string]any{
+				"Storage": storageName,
+			})), nil)
+			return dispatcher.EndGroups
+		}
+		basePath := ""
+		if len(args) >= 4 {
+			basePath = args[3]
+		}
+		presets := rule.PresetCategories(basePath)
+		imported := 0
+		for _, p := range presets {
+			rd := &database.Rule{
+				Type:        rule.FileNameRegex.String(),
+				Data:        p.Regex,
+				StorageName: storageName,
+				DirPath:     p.Dir,
+				UserID:      user.ID,
+			}
+			if err := database.CreateRule(ctx, rd); err != nil {
+				logger.Errorf("failed to create preset rule %s: %s", p.Name, err)
+				continue
+			}
+			imported++
+		}
+		if imported == 0 {
+			ctx.Reply(update, ext.ReplyTextString(i18n.T(i18nk.BotMsgRuleErrorCreateRuleFailed, nil)), nil)
+			return dispatcher.EndGroups
+		}
+		ctx.Reply(update, ext.ReplyTextString(i18n.T(i18nk.BotMsgRuleInfoPresetImported, map[string]any{
+			"Count": imported,
+		})), nil)
 	case "del":
 		// /rule del <id>
 		if len(args) < 3 {

client/bot/handlers/utils/msgelem/rule.go

@@ -24,6 +24,8 @@ func BuildRuleHelpStyling(enabled bool, rules []database.Rule) []styling.StyledT
 		styling.Plain(i18n.T(i18nk.BotMsgRuleHelpSwitchSuffix, nil)),
 		styling.Code("add"),
 		styling.Plain(i18n.T(i18nk.BotMsgRuleHelpAddSuffix, nil)),
+		styling.Code("preset"),
+		styling.Plain(i18n.T(i18nk.BotMsgRuleHelpPresetSuffix, nil)),
 		styling.Code("del"),
 		styling.Plain(i18n.T(i18nk.BotMsgRuleHelpDelSuffix, nil)),
 		styling.Plain(i18n.T(i18nk.BotMsgRuleHelpExistingRulesPrefix, nil)),

common/i18n/i18nk/keys.go

@@ -84,8 +84,8 @@ const (
 	BotMsgCommonPromptSelectDefaultDir                    Key = "bot.msg.common.prompt_select_default_dir"
 	BotMsgCommonPromptSelectDefaultStorage                Key = "bot.msg.common.prompt_select_default_storage"
 	BotMsgCommonPromptSelectDir                           Key = "bot.msg.common.prompt_select_dir"
-	BotMsgConfigButtonFilenameStrategy                    Key = "bot.msg.config.button_filename_strategy"
 	BotMsgConfigButtonConflictStrategy                    Key = "bot.msg.config.button_conflict_strategy"
+	BotMsgConfigButtonFilenameStrategy                    Key = "bot.msg.config.button_filename_strategy"
 	BotMsgConfigConflictStrategyAsk                       Key = "bot.msg.config.conflict_strategy_ask"
 	BotMsgConfigConflictStrategyOverwrite                 Key = "bot.msg.config.conflict_strategy_overwrite"
 	BotMsgConfigConflictStrategyRename                    Key = "bot.msg.config.conflict_strategy_rename"
@@ -93,8 +93,8 @@ const (
 	BotMsgConfigErrorInvalidCallbackData                  Key = "bot.msg.config.error_invalid_callback_data"
 	BotMsgConfigErrorInvalidTemplate                      Key = "bot.msg.config.error_invalid_template"
 	BotMsgConfigFnametmplHelp                             Key = "bot.msg.config.fnametmpl_help"
-	BotMsgConfigInfoCurrentTemplatePrefix                 Key = "bot.msg.config.info_current_template_prefix"
 	BotMsgConfigInfoConflictStrategySet                   Key = "bot.msg.config.info_conflict_strategy_set"
+	BotMsgConfigInfoCurrentTemplatePrefix                 Key = "bot.msg.config.info_current_template_prefix"
 	BotMsgConfigInfoFilenameStrategySet                   Key = "bot.msg.config.info_filename_strategy_set"
 	BotMsgConfigInfoTemplateUpdated                       Key = "bot.msg.config.info_template_updated"
 	BotMsgConfigPromptSelectConflictStrategy              Key = "bot.msg.config.prompt_select_conflict_strategy"
@@ -200,6 +200,7 @@ const (
 	BotMsgRuleErrorGetUserRulesFailed                     Key = "bot.msg.rule.error_get_user_rules_failed"
 	BotMsgRuleErrorInvalidRuleId                          Key = "bot.msg.rule.error_invalid_rule_id"
 	BotMsgRuleErrorInvalidRuleType                        Key = "bot.msg.rule.error_invalid_rule_type"
+	BotMsgRuleErrorStorageNotFound                        Key = "bot.msg.rule.error_storage_not_found"
 	BotMsgRuleErrorUpdateUserFailed                       Key = "bot.msg.rule.error_update_user_failed"
 	BotMsgRuleHelpAddSuffix                               Key = "bot.msg.rule.help_add_suffix"
 	BotMsgRuleHelpAvailableOps                            Key = "bot.msg.rule.help_available_ops"
@@ -207,13 +208,16 @@ const (
 	BotMsgRuleHelpCurrentModeEnabled                      Key = "bot.msg.rule.help_current_mode_enabled"
 	BotMsgRuleHelpDelSuffix                               Key = "bot.msg.rule.help_del_suffix"
 	BotMsgRuleHelpExistingRulesPrefix                     Key = "bot.msg.rule.help_existing_rules_prefix"
+	BotMsgRuleHelpPresetSuffix                            Key = "bot.msg.rule.help_preset_suffix"
 	BotMsgRuleHelpSwitchSuffix                            Key = "bot.msg.rule.help_switch_suffix"
 	BotMsgRuleHelpUsage                                   Key = "bot.msg.rule.help_usage"
 	BotMsgRuleInfoCreateRuleSuccess                       Key = "bot.msg.rule.info_create_rule_success"
 	BotMsgRuleInfoDeleteRuleSuccess                       Key = "bot.msg.rule.info_delete_rule_success"
+	BotMsgRuleInfoPresetImported                          Key = "bot.msg.rule.info_preset_imported"
 	BotMsgRuleInfoRuleModeDisabled                        Key = "bot.msg.rule.info_rule_mode_disabled"
 	BotMsgRuleInfoRuleModeEnabled                         Key = "bot.msg.rule.info_rule_mode_enabled"
 	BotMsgRulePromptProvideRuleId                         Key = "bot.msg.rule.prompt_provide_rule_id"
+	BotMsgRulePromptProvideStorageName                    Key = "bot.msg.rule.prompt_provide_storage_name"
 	BotMsgSaveErrorInvalidIdOrUsername                    Key = "bot.msg.save.error_invalid_id_or_username"
 	BotMsgSaveHelpText                                    Key = "bot.msg.save_help_text"
 	BotMsgStorageInfoFilenamePrefix                       Key = "bot.msg.storage.info_filename_prefix"

common/i18n/locale/en.yaml

@@ -196,7 +196,11 @@ bot:
       help_switch_suffix: " - Toggle rule mode\n"
       help_add_suffix: " <type> <data> <storage_name> <path> - Add rule\n"
       help_del_suffix: " <rule_id> - Delete rule\n"
+      help_preset_suffix: " <storage_name> [base_path] - Import built-in filetype rules (video/image/audio/document/archive)\n"
       help_existing_rules_prefix: "\nCurrent rules:\n"
+      prompt_provide_storage_name: "Please provide a storage name"
+      error_storage_not_found: "Storage not found: {{.Storage}}"
+      info_preset_imported: "Imported {{.Count}} built-in classification rules into storage {{.Storage}}"
     dir:
       error_get_user_dirs_failed: "Failed to get user directories"
       error_get_user_failed: "Failed to get user"

common/i18n/locale/zh-Hans.yaml

@@ -197,7 +197,11 @@ bot:
       help_switch_suffix: " - 开关规则模式\n"
       help_add_suffix: " <类型> <数据> <存储名> <路径> - 添加规则\n"
       help_del_suffix: " <规则ID> - 删除规则\n"
+      help_preset_suffix: " <存储名> [基础路径] - 导入内置文件类型分类规则(视频/图片/音频/文档/压缩包)\n"
       help_existing_rules_prefix: "\n当前已添加的规则:\n"
+      prompt_provide_storage_name: "请提供存储名称"
+      error_storage_not_found: "未找到存储: {{.Storage}}"
+      info_preset_imported: "已导入 {{.Count}} 条内置分类规则到存储 {{.Storage}}"
     dir:
       error_get_user_dirs_failed: "获取用户文件夹失败"
       error_get_user_failed: "获取用户失败"

pkg/rule/preset.go

@@ -0,0 +1,55 @@
+package rule
+
+import "path"
+
+// PresetCategory describes a built-in filetype classification: files whose name
+// matches Regex are routed into the Dir subdirectory (joined with a user base path).
+type PresetCategory struct {
+	// Name is a stable identifier for the category (used in logs/messages).
+	Name string
+	// Regex is a FILENAME-REGEX rule data string matching this category's extensions.
+	Regex string
+	// Dir is the default subdirectory name for this category.
+	Dir string
+}
+
+// presetCategories holds the default filetype classification rules.
+// Regexes are case-insensitive and match common file extensions.
+var presetCategories = []PresetCategory{
+	{
+		Name:  "video",
+		Regex: `(?i)\.(mp4|mkv|ts|avi|flv|mov|webm|wmv|rmvb|m2ts)$`,
+		Dir:   "视频",
+	},
+	{
+		Name:  "image",
+		Regex: `(?i)\.(jpg|jpeg|png|gif|webp|bmp)$`,
+		Dir:   "图片",
+	},
+	{
+		Name:  "audio",
+		Regex: `(?i)\.(mp3|flac|wav|aac|m4a|ogg)$`,
+		Dir:   "音频",
+	},
+	{
+		Name:  "document",
+		Regex: `(?i)\.(pdf|doc|docx|xls|xlsx|ppt|pptx|txt|md|csv|epub|mobi|azw3|chm)$`,
+		Dir:   "文档",
+	},
+	{
+		Name:  "archive",
+		Regex: `(?i)\.(zip|rar|7z|tar|gz|bz2|xz|r\d{1,3}|z\d{1,3}|\d{3}|part\d+\.rar|7z\.\d{3})$`,
+		Dir:   "压缩包",
+	},
+}
+
+// PresetCategories returns the built-in filetype classification rules with each
+// category's directory joined under basePath. basePath may be empty.
+func PresetCategories(basePath string) []PresetCategory {
+	out := make([]PresetCategory, len(presetCategories))
+	for i, c := range presetCategories {
+		c.Dir = path.Join(basePath, c.Dir)
+		out[i] = c
+	}
+	return out
+}

pkg/rule/preset_test.go

@@ -0,0 +1,55 @@
+package rule
+
+import (
+	"regexp"
+	"testing"
+)
+
+func TestPresetCategoriesCompile(t *testing.T) {
+	for _, c := range PresetCategories("") {
+		if _, err := regexp.Compile(c.Regex); err != nil {
+			t.Errorf("preset %q has invalid regex %q: %v", c.Name, c.Regex, err)
+		}
+	}
+}
+
+func TestPresetCategoriesMatch(t *testing.T) {
+	cases := map[string]string{
+		"video":    "movie.MP4",
+		"image":    "photo.jpg",
+		"audio":    "song.flac",
+		"document": "report.pdf",
+		"archive":  "backup.zip",
+	}
+
+	byName := make(map[string]*regexp.Regexp)
+	for _, c := range PresetCategories("") {
+		byName[c.Name] = regexp.MustCompile(c.Regex)
+	}
+
+	for name, filename := range cases {
+		re, ok := byName[name]
+		if !ok {
+			t.Errorf("missing preset category %q", name)
+			continue
+		}
+		if !re.MatchString(filename) {
+			t.Errorf("preset %q did not match %q", name, filename)
+		}
+	}
+}
+
+func TestPresetCategoriesBasePath(t *testing.T) {
+	presets := PresetCategories("/media")
+	for _, c := range presets {
+		if c.Dir == "" || c.Dir[0] != '/' {
+			t.Errorf("preset %q dir %q not joined under base path", c.Name, c.Dir)
+		}
+	}
+	// Empty base path must not prefix a separator.
+	for _, c := range PresetCategories("") {
+		if c.Dir == "" || c.Dir[0] == '/' {
+			t.Errorf("preset %q dir %q should be relative when base path empty", c.Name, c.Dir)
+		}
+	}
+}