module TrackHelper

    def already_subscribed_notice(track_thing)
        case track_thing.track_type
        when 'request_updates'
            _("You are already subscribed to '{{link_to_request}}', a request.",
                :link_to_request => request_link(track_thing.info_request))
        when 'all_new_requests'
            _('You are already subscribed to any <a href="{{new_requests_url}}">new requests</a>.',
                :new_requests_url => request_list_path)
        when 'all_successful_requests'
            _('You are already subscribed to any <a href="{{successful_requests_url}}">successful requests</a>.',
                :successful_requests_url => request_list_successful_path )
        when 'public_body_updates'
            _("You are already subscribed to '{{link_to_authority}}', a public authority.",
                :link_to_authority => public_body_link(track_thing.public_body))
        when 'user_updates'
            _("You are already subscribed to '{{link_to_user}}', a person.",
                :link_to_user => user_link(track_thing.tracked_user))
        when 'search_query'
            _('You are already subscribed to <a href="{{search_url}}">this search</a>.',
                :search_url => search_path([track_thing.track_query, 'newest', 'advanced']))
        end
    end

    def subscribe_email_notice(track_thing)
        case track_thing.track_type
        when 'request_updates'
            _("You will now be emailed updates about '{{link_to_request}}', a request.",
                :link_to_request => request_link(track_thing.info_request))
        when 'all_new_requests'
            _('You will now be emailed updates about any <a href="{{new_requests_url}}">new requests</a>.',
                :new_requests_url => request_list_path)
        when 'all_successful_requests'
            _('You will now be emailed updates about <a href="{{successful_requests_url}}">successful requests</a>.',
                :successful_requests_url => request_list_successful_path )
        when 'public_body_updates'
            _("You will now be emailed updates about '{{link_to_authority}}', a public authority.",
                :link_to_authority => public_body_link(track_thing.public_body))
        when 'user_updates'
            _("You will now be emailed updates about '{{link_to_user}}', a person.",
                :link_to_user => user_link(track_thing.tracked_user))
        when 'search_query'
            _("You will now be emailed updates about <a href=\"{{search_url}}\">this search</a>.",
                :search_url => search_path([track_thing.track_query, 'newest', 'advanced']))
        end
    end

    def subscribe_follow_notice(track_thing)
        wall_url_user = show_user_wall_path(:url_name => track_thing.tracking_user.url_name)
        case track_thing.track_type
        when 'request_updates'
            _('You are now <a href="{{wall_url_user}}">following</a> updates about \'{{link_to_request}}\', a request.',
                :link_to_request => request_link(track_thing.info_request),
                :wall_url_user => wall_url_user)
        when 'all_new_requests'
            _('You are now <a href="{{wall_url_user}}">following</a> updates about <a href="{{new_requests_url}}">new requests</a>.',
                :new_requests_url => request_list_path,
                :wall_url_user => wall_url_user)
        when 'all_successful_requests'
            _('You are now <a href="{{wall_url_user}}">following</a> updates about <a href="{{successful_requests_url}}">successful requests</a>.',
                :successful_requests_url => request_list_successful_path,
                :wall_url_user => wall_url_user)
        when 'public_body_updates'
            _('You are now <a href="{{wall_url_user}}">following</a> updates about \'{{link_to_authority}}\', a public authority.',
                :wall_url_user => wall_url_user,
                :link_to_authority => public_body_link(track_thing.public_body))
        when 'user_updates'
            _('You are now <a href="{{wall_url_user}}">following</a> updates about \'{{link_to_user}}\', a person.',
                :wall_url_user => wall_url_user,
                :link_to_user => user_link(track_thing.tracked_user))
        when 'search_query'
            _('You are now <a href="{{wall_url_user}}">following</a> updates about <a href="{{search_url}}">this search</a>.',
                :wall_url_user => wall_url_user,
                :search_url => search_path([track_thing.track_query, 'newest', 'advanced']))
        end
    end

    def unsubscribe_notice(track_thing)
        case track_thing.track_type
        when 'request_updates'
            _("You are no longer following '{{link_to_request}}', a request.",
                :link_to_request => request_link(track_thing.info_request))
        when 'all_new_requests'
            _('You are no longer following <a href="{{new_requests_url}}">new requests</a>.',
                :new_requests_url => request_list_path)
        when 'all_successful_requests'
            _('You are no longer following <a href="{{successful_requests_url}}">successful requests</a>.',
                :successful_requests_url => request_list_successful_path )
        when 'public_body_updates'
            _("You are no longer following '{{link_to_authority}}', a public authority.",
                :link_to_authority => public_body_link(track_thing.public_body))
        when 'user_updates'
            _("You are no longer following '{{link_to_user}}', a person.",
                :link_to_user => user_link(track_thing.tracked_user))
        when 'search_query'
            _('You are no longer following <a href="{{search_url}}">this search</a>.',
                :search_url => search_path([track_thing.track_query, 'newest', 'advanced']))
        end
    end

    def track_description(track_thing)
        case track_thing.track_type
        when 'request_updates'
            _("'{{link_to_request}}', a request",
                :link_to_request => request_link(track_thing.info_request))
        when 'all_new_requests'
            link_to(_('new requests'), request_list_path)
        when 'all_successful_requests'
            link_to(_('successful requests'), request_list_successful_path)
        when 'public_body_updates'
            _("'{{link_to_authority}}', a public authority",
                :link_to_authority => public_body_link(track_thing.public_body))
        when 'user_updates'
            _("'{{link_to_user}}', a person",
                :link_to_user => user_link(track_thing.tracked_user))
        when 'search_query'
            link_to(track_thing.track_query_description,
                    search_path([track_thing.track_query, 'newest', 'advanced']))
        end
    end
end