from __future__ import annotations

from yuxi.channels.adapters.zalo_user.reaction import (
    normalize_reaction_icon,
    is_valid_reaction,
    is_delete_reaction,
    resolve_message_ids_for_reaction,
    list_supported_reactions,
    list_reaction_aliases,
)


class TestNormalizeReactionIcon:
    def test_direct_emoji(self):
        assert normalize_reaction_icon("\U0001f44d") == "\U0001f44d"

    def test_direct_heart(self):
        assert normalize_reaction_icon("\u2764\ufe0f") == "\u2764\ufe0f"

    def test_direct_laugh(self):
        assert normalize_reaction_icon("\U0001f602") == "\U0001f602"

    def test_direct_wow(self):
        assert normalize_reaction_icon("\U0001f62e") == "\U0001f62e"

    def test_direct_sad(self):
        assert normalize_reaction_icon("\U0001f622") == "\U0001f622"

    def test_direct_angry(self):
        assert normalize_reaction_icon("\U0001f621") == "\U0001f621"

    def test_alias_like(self):
        assert normalize_reaction_icon("like") == "\U0001f44d"

    def test_alias_plus1(self):
        assert normalize_reaction_icon("+1") == "\U0001f44d"

    def test_alias_colon_plus1(self):
        assert normalize_reaction_icon(":+1:") == "\U0001f44d"

    def test_alias_love(self):
        assert normalize_reaction_icon("love") == "\u2764\ufe0f"

    def test_alias_heart(self):
        assert normalize_reaction_icon("heart") == "\u2764\ufe0f"

    def test_alias_colon_heart(self):
        assert normalize_reaction_icon(":heart:") == "\u2764\ufe0f"

    def test_alias_laugh(self):
        assert normalize_reaction_icon("laugh") == "\U0001f602"

    def test_alias_haha(self):
        assert normalize_reaction_icon("haha") == "\U0001f602"

    def test_alias_colon_laughing(self):
        assert normalize_reaction_icon(":laughing:") == "\U0001f602"

    def test_alias_wow(self):
        assert normalize_reaction_icon("wow") == "\U0001f62e"

    def test_alias_surprised(self):
        assert normalize_reaction_icon("surprised") == "\U0001f62e"

    def test_alias_colon_open_mouth(self):
        assert normalize_reaction_icon(":open_mouth:") == "\U0001f62e"

    def test_alias_sad(self):
        assert normalize_reaction_icon("sad") == "\U0001f622"

    def test_alias_cry(self):
        assert normalize_reaction_icon("cry") == "\U0001f622"

    def test_alias_colon_cry(self):
        assert normalize_reaction_icon(":cry:") == "\U0001f622"

    def test_alias_angry(self):
        assert normalize_reaction_icon("angry") == "\U0001f621"

    def test_alias_mad(self):
        assert normalize_reaction_icon("mad") == "\U0001f621"

    def test_alias_colon_rage(self):
        assert normalize_reaction_icon(":rage:") == "\U0001f621"

    def test_empty_string_is_delete(self):
        assert normalize_reaction_icon("") == ""

    def test_whitespace_only(self):
        assert normalize_reaction_icon("   ") == ""

    def test_case_insensitive_alias(self):
        assert normalize_reaction_icon("LIKE") == "\U0001f44d"

    def test_unknown_passed_through(self):
        assert normalize_reaction_icon("custom_emoji") == "custom_emoji"


class TestIsValidReaction:
    def test_valid_emoji(self):
        assert is_valid_reaction("\U0001f44d") is True

    def test_valid_alias(self):
        assert is_valid_reaction("like") is True

    def test_invalid(self):
        assert is_valid_reaction("unknown") is False

    def test_empty_is_invalid(self):
        assert is_valid_reaction("") is False


class TestIsDeleteReaction:
    def test_empty_string(self):
        assert is_delete_reaction("") is True

    def test_none_alike_empty(self):
        assert is_delete_reaction("") is True

    def test_non_empty(self):
        assert is_delete_reaction("\U0001f44d") is False


class TestResolveMessageIds:
    def test_single_id(self):
        msg_id, cli_id = resolve_message_ids_for_reaction("msg_123")
        assert msg_id == "msg_123"
        assert cli_id is None

    def test_dual_id(self):
        msg_id, cli_id = resolve_message_ids_for_reaction("msg_123:cli_456")
        assert msg_id == "msg_123"
        assert cli_id == "cli_456"

    def test_colon_in_id(self):
        msg_id, cli_id = resolve_message_ids_for_reaction("a:b:c")
        assert msg_id == "a"
        assert cli_id == "b:c"


class TestListReactions:
    def test_supported_count(self):
        reactions = list_supported_reactions()
        assert len(reactions) == 6

    def test_aliases_count(self):
        aliases = list_reaction_aliases()
        assert len(aliases) == 18