1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
|
#pragma once
#include "map/booking_filter_params.hpp"
#include "map/bookmark.hpp"
#include "map/everywhere_search_callback.hpp"
#include "map/viewport_search_callback.hpp"
#include "search/downloader_search_callback.hpp"
#include "search/engine.hpp"
#include "search/mode.hpp"
#include "search/result.hpp"
#include "search/search_params.hpp"
#include "kml/type_utils.hpp"
#include "geometry/point2d.hpp"
#include "geometry/rect2d.hpp"
#include <cstddef>
#include <functional>
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include <boost/optional.hpp>
class DataSourceBase;
namespace search
{
struct BookmarksSearchParams;
struct EverywhereSearchParams;
struct ViewportSearchParams;
struct DiscoverySearchParams;
}
namespace storage
{
class CountryInfoGetter;
class Storage;
struct DownloaderSearchParams;
}
class SearchAPI : public search::DownloaderSearchCallback::Delegate,
public search::EverywhereSearchCallback::Delegate,
public search::ViewportSearchCallback::Delegate
{
public:
struct Delegate
{
virtual ~Delegate() = default;
virtual void RunUITask(std::function<void()> /* fn */) {}
virtual void SetSearchDisplacementModeEnabled(bool /* enabled */) {}
virtual void ShowViewportSearchResults(search::Results::ConstIter begin,
search::Results::ConstIter end, bool clear)
{
}
virtual void ShowViewportSearchResults(search::Results::ConstIter begin,
search::Results::ConstIter end, bool clear,
booking::filter::Types types)
{
}
virtual void ClearViewportSearchResults() {}
virtual boost::optional<m2::PointD> GetCurrentPosition() const { return {}; };
virtual bool ParseSearchQueryCommand(search::SearchParams const & /* params */)
{
return false;
};
virtual double GetMinDistanceBetweenResults() const { return 0.0; };
virtual void FilterResultsForHotelsQuery(booking::filter::Tasks const & filterTasks,
search::Results const & results, bool inViewport)
{
}
virtual void OnBookingFilterParamsUpdate(booking::filter::Tasks const & filterTasks) {}
virtual search::ProductInfo GetProductInfo(search::Result const & result) const { return {}; };
};
SearchAPI(DataSourceBase & dataSource, storage::Storage const & storage,
storage::CountryInfoGetter const & infoGetter, Delegate & delegate);
virtual ~SearchAPI() = default;
void OnViewportChanged(m2::RectD const & viewport);
void LoadCitiesBoundaries() { m_engine.LoadCitiesBoundaries(); }
// Search everywhere.
bool SearchEverywhere(search::EverywhereSearchParams const & params);
// Search in the viewport.
bool SearchInViewport(search::ViewportSearchParams const & params);
void SearchForDiscovery(search::DiscoverySearchParams const & params);
// Search for maps by countries or cities.
bool SearchInDownloader(storage::DownloaderSearchParams const & params);
// Search for bookmarks.
bool SearchInBookmarks(search::BookmarksSearchParams const & params);
search::Engine & GetEngine() { return m_engine; }
search::Engine const & GetEngine() const { return m_engine; }
// When search in viewport is active or delayed, restarts search in
// viewport. When |forceSearch| is false, request is skipped when it
// is similar to the previous request in the current
// search-in-viewport session.
void PokeSearchInViewport(bool forceSearch = true);
void CancelSearch(search::Mode mode);
void CancelAllSearches();
void ClearCaches() { return m_engine.ClearCaches(); }
// *SearchCallback::Delegate overrides:
void RunUITask(std::function<void()> fn) override;
void SetHotelDisplacementMode() override;
bool IsViewportSearchActive() const override;
void ShowViewportSearchResults(search::Results::ConstIter begin,
search::Results::ConstIter end, bool clear) override;
void ShowViewportSearchResults(search::Results::ConstIter begin,
search::Results::ConstIter end, bool clear,
booking::filter::Types types) override;
search::ProductInfo GetProductInfo(search::Result const & result) const override;
void FilterResultsForHotelsQuery(booking::filter::Tasks const & filterTasks,
search::Results const & results, bool inViewport) override;
void OnBookmarksCreated(std::vector<std::pair<kml::MarkId, kml::BookmarkData>> const & marks);
void OnBookmarksUpdated(std::vector<std::pair<kml::MarkId, kml::BookmarkData>> const & marks);
void OnBookmarksDeleted(std::vector<kml::MarkId> const & marks);
private:
struct SearchIntent
{
search::SearchParams m_params;
std::weak_ptr<search::ProcessorHandle> m_handle;
bool m_isDelayed = false;
};
bool Search(search::SearchParams const & params, bool forceSearch);
void Search(SearchIntent & intent);
void SetViewportIfPossible(search::SearchParams & params);
bool QueryMayBeSkipped(search::SearchParams const & prevParams,
search::SearchParams const & currParams) const;
DataSourceBase & m_dataSource;
storage::Storage const & m_storage;
storage::CountryInfoGetter const & m_infoGetter;
Delegate & m_delegate;
search::Engine m_engine;
// Descriptions of last search queries for different modes. May be
// used for search requests skipping. This field is not guarded
// because it must be used from the UI thread only.
SearchIntent m_searchIntents[static_cast<size_t>(search::Mode::Count)];
m2::RectD m_viewport;
bool m_isViewportInitialized = false;
};
|
