package qq_obv11

import (
	"context"
	"testing"
	"time"

	"git.yeij.top/AskaEth/Cyrene_v2/internal/channel/adapter"
)

func TestToUnifiedPrivateTextAndFace(t *testing.T) {
	t.Parallel()

	a := NewAdapter(Config{})
	raw := []byte(`{"post_type":"message","message_type":"private","time":1700000000,"self_id":100,"message_id":5,"user_id":200,"message":[{"type":"text","data":{"text":"hi "}},{"type":"face","data":{"id":1}}],"sender":{"user_id":200,"nickname":"Alice","role":"owner"}}`)
	ev, err := parseEvent(raw)
	if err != nil {
		t.Fatalf("parseEvent error: %v", err)
	}
	msg := a.toUnified(ev, raw)

	if msg.Platform != platformName {
		t.Errorf("Platform = %q, want %q", msg.Platform, platformName)
	}
	if msg.ChannelType != adapter.ChannelDirect {
		t.Errorf("ChannelType = %q, want %q", msg.ChannelType, adapter.ChannelDirect)
	}
	if msg.ChannelID != "200" || msg.SenderID != "200" {
		t.Errorf("ChannelID/SenderID = %q/%q, want 200/200", msg.ChannelID, msg.SenderID)
	}
	if msg.SenderName != "Alice" {
		t.Errorf("SenderName = %q, want Alice", msg.SenderName)
	}
	if msg.Content != "hi [表情]" {
		t.Errorf("Content = %q, want %q", msg.Content, "hi [表情]")
	}
	if msg.ContentType != adapter.ContentText {
		t.Errorf("ContentType = %q, want text", msg.ContentType)
	}
	if msg.MessageID != "5" {
		t.Errorf("MessageID = %q, want 5", msg.MessageID)
	}
	if !msg.Timestamp.Equal(time.Unix(1700000000, 0)) {
		t.Errorf("Timestamp = %v, want %v", msg.Timestamp, time.Unix(1700000000, 0))
	}
	// 私聊帧里的 role=owner 是**伪造**的主人标记：适配器只把它当群内/平台身份，判主
	// 由白名单决定（裁决 06.4.2），所以这里必须是 RoleMember、IsOwner()=false。
	if msg.Sender.Role != adapter.RoleMember || msg.Sender.IsOwner() {
		t.Errorf("Sender.Role = %q (IsOwner=%v), want member (伪造的 role=owner 不得判主)",
			msg.Sender.Role, msg.Sender.IsOwner())
	}
}

func TestToUnifiedGroupWithMediaAndMention(t *testing.T) {
	t.Parallel()

	a := NewAdapter(Config{Mode: "server"})
	raw := []byte(`{"post_type":"message","message_type":"group","time":1700000001,"self_id":100,"message_id":9,"user_id":42,"group_id":123,"group_name":"Team","message":[{"type":"at","data":{"qq":"300"}},{"type":"text","data":{"text":" look "}},{"type":"image","data":{"file":"p.jpg","url":"http://cdn/p.jpg"}},{"type":"record","data":{"file":"v.amr"}}],"sender":{"user_id":42,"nickname":"Bob","card":"Bobby","role":"member"}}`)
	ev, err := parseEvent(raw)
	if err != nil {
		t.Fatalf("parseEvent error: %v", err)
	}
	msg := a.toUnified(ev, raw)

	if !msg.IsGroup() {
		t.Fatal("expected group message")
	}
	if msg.ChannelType != adapter.ChannelGroup || msg.ChannelID != "123" || msg.GroupID != "123" {
		t.Errorf("group fields = %q/%q/%q, want group/123/123", msg.ChannelType, msg.ChannelID, msg.GroupID)
	}
	if msg.GroupName != "Team" {
		t.Errorf("GroupName = %q, want Team", msg.GroupName)
	}
	if msg.SenderName != "Bobby" {
		t.Errorf("SenderName = %q, want Bobby (card)", msg.SenderName)
	}
	if msg.Sender.Role != adapter.RoleMember {
		t.Errorf("Sender.Role = %q, want member", msg.Sender.Role)
	}
	if len(msg.Mentions) != 1 || msg.Mentions[0].UserID != "300" {
		t.Errorf("Mentions = %+v, want one @300", msg.Mentions)
	}
	if len(msg.Media) != 2 {
		t.Fatalf("Media len = %d, want 2", len(msg.Media))
	}
	if msg.Media[0].Kind != adapter.MediaImage || msg.Media[0].URL != "http://cdn/p.jpg" || msg.Media[0].Name != "p.jpg" {
		t.Errorf("Media[0] = %+v, want image p.jpg", msg.Media[0])
	}
	if msg.Media[1].Kind != adapter.MediaVoice {
		t.Errorf("Media[1].Kind = %q, want voice", msg.Media[1].Kind)
	}
	if msg.Content != "@300 look [图片][语音]" {
		t.Errorf("Content = %q, want %q", msg.Content, "@300 look [图片][语音]")
	}
}

func TestToUnifiedCQString(t *testing.T) {
	t.Parallel()

	a := NewAdapter(Config{})
	raw := []byte(`{"post_type":"message","message_type":"private","time":1700000002,"self_id":100,"message_id":7,"user_id":200,"message":"[CQ:at,qq=300]hello[CQ:image,file=a.jpg,url=http://cdn/a.jpg]","sender":{"user_id":200,"nickname":"Alice","role":""}}`)
	ev, err := parseEvent(raw)
	if err != nil {
		t.Fatalf("parseEvent error: %v", err)
	}
	msg := a.toUnified(ev, raw)

	if msg.Content != "@300hello[图片]" {
		t.Errorf("Content = %q, want %q", msg.Content, "@300hello[图片]")
	}
	if len(msg.Mentions) != 1 || msg.Mentions[0].UserID != "300" {
		t.Errorf("Mentions = %+v, want @300", msg.Mentions)
	}
	if len(msg.Media) != 1 || msg.Media[0].Kind != adapter.MediaImage || msg.Media[0].URL != "http://cdn/a.jpg" {
		t.Errorf("Media = %+v, want image a.jpg", msg.Media)
	}
	if msg.Sender.Role != adapter.RoleUnknown {
		t.Errorf("Sender.Role = %q, want unknown for empty role", msg.Sender.Role)
	}
}

func TestContentTypePureImage(t *testing.T) {
	t.Parallel()

	a := NewAdapter(Config{})
	raw := []byte(`{"post_type":"message","message_type":"private","time":1700000003,"self_id":100,"message_id":8,"user_id":200,"message":[{"type":"image","data":{"file":"a.jpg"}}],"sender":{"user_id":200,"nickname":"Alice"}}`)
	ev, err := parseEvent(raw)
	if err != nil {
		t.Fatalf("parseEvent error: %v", err)
	}
	msg := a.toUnified(ev, raw)

	if msg.ContentType != adapter.ContentImage {
		t.Errorf("ContentType = %q, want image", msg.ContentType)
	}
	if len(msg.Media) != 1 || msg.Media[0].Kind != adapter.MediaImage {
		t.Errorf("Media = %+v, want one image", msg.Media)
	}
}

func TestOutboundSegmentsTextAndImage(t *testing.T) {
	t.Parallel()

	segs, err := outboundSegments(adapter.UnifiedMessage{
		Content: "pong",
		Media:   []adapter.Media{{Kind: adapter.MediaImage, URL: "http://cdn/x.jpg"}},
	})
	if err != nil {
		t.Fatalf("outboundSegments error: %v", err)
	}
	if len(segs) != 2 {
		t.Fatalf("segs len = %d, want 2", len(segs))
	}
	if segs[0].Type != "text" || segs[0].Data["text"] != "pong" {
		t.Errorf("segs[0] = %+v, want text pong", segs[0])
	}
	if segs[1].Type != "image" || segs[1].Data["file"] != "http://cdn/x.jpg" {
		t.Errorf("segs[1] = %+v, want image", segs[1])
	}
}

func TestOutboundSegmentsEmptyErrors(t *testing.T) {
	t.Parallel()

	_, err := outboundSegments(adapter.UnifiedMessage{})
	if err == nil {
		t.Error("empty message: expected error, got nil")
	}
}

func TestResolveTargetGroupAndPrivate(t *testing.T) {
	t.Parallel()

	tests := []struct {
		name      string
		msg       adapter.UnifiedMessage
		wantType  string
		wantUser  int64
		wantGroup int64
		wantErr   bool
	}{
		{
			name:      "group",
			msg:       adapter.UnifiedMessage{ChannelType: adapter.ChannelGroup, GroupID: "123", Content: "x"},
			wantType:  "group",
			wantGroup: 123,
		},
		{
			name:     "private by channel id",
			msg:      adapter.UnifiedMessage{ChannelType: adapter.ChannelDirect, ChannelID: "200", Content: "x"},
			wantType: "private",
			wantUser: 200,
		},
		{
			name:     "private by sender",
			msg:      adapter.UnifiedMessage{ChannelType: adapter.ChannelDirect, SenderID: "300", Content: "x"},
			wantType: "private",
			wantUser: 300,
		},
		{
			name:    "group missing target",
			msg:     adapter.UnifiedMessage{ChannelType: adapter.ChannelGroup, Content: "x"},
			wantErr: true,
		},
		{
			name:    "private missing target",
			msg:     adapter.UnifiedMessage{ChannelType: adapter.ChannelDirect, Content: "x"},
			wantErr: true,
		},
	}

	for _, tt := range tests {
		tt := tt
		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()
			gotType, gotUser, gotGroup, err := resolveTarget(tt.msg)
			if (err != nil) != tt.wantErr {
				t.Fatalf("resolveTarget error = %v, wantErr %v", err, tt.wantErr)
			}
			if err != nil {
				return
			}
			if gotType != tt.wantType || gotUser != tt.wantUser || gotGroup != tt.wantGroup {
				t.Errorf("resolveTarget = %q/%d/%d, want %q/%d/%d", gotType, gotUser, gotGroup, tt.wantType, tt.wantUser, tt.wantGroup)
			}
		})
	}
}

func TestRoleFromOneBot(t *testing.T) {
	t.Parallel()

	// 群主（owner）与群管理员（admin）都必须是 RoleMember（裁决 06.4.2）：平台角色字段
	// 不是主人车道凭据，主人只认白名单；未知角色值保守归入 RoleUnknown。
	tests := []struct {
		raw  string
		want adapter.Role
	}{
		{"owner", adapter.RoleMember},
		{"admin", adapter.RoleMember},
		{"member", adapter.RoleMember},
		{"", adapter.RoleUnknown},
		{"bogus", adapter.RoleUnknown},
	}
	for _, tt := range tests {
		tt := tt
		t.Run(tt.raw, func(t *testing.T) {
			t.Parallel()
			if got := roleFromOneBot(tt.raw); got != tt.want {
				t.Errorf("roleFromOneBot(%q) = %q, want %q", tt.raw, got, tt.want)
			}
		})
	}
}

func TestBuildSendReq(t *testing.T) {
	t.Parallel()

	segs := []obSegment{{Type: "text", Data: map[string]any{"text": "hi"}}}
	payload, err := buildSendReq("group", 0, 123, segs, "echo_1")
	if err != nil {
		t.Fatalf("buildSendReq error: %v", err)
	}
	if string(payload) == "" {
		t.Fatal("empty payload")
	}
}

func TestListChannelsCachesGroups(t *testing.T) {
	t.Parallel()

	a := NewAdapter(Config{Mode: "server"})
	a.rememberGroup("123", "Team")
	a.rememberGroup("456", "Gamer")

	channels, err := a.ListChannels(context.Background())
	if err != nil {
		t.Fatalf("ListChannels error: %v", err)
	}
	if len(channels) != 2 {
		t.Fatalf("channels len = %d, want 2", len(channels))
	}
	byID := map[string]adapter.ChannelInfo{}
	for _, c := range channels {
		byID[c.ChannelID] = c
	}
	if c := byID["123"]; c.GroupName != "Team" || c.ChannelType != adapter.ChannelGroup || c.GroupID != "123" {
		t.Errorf("channel 123 = %+v", c)
	}
}