/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef LIBTEXTCLASSIFIER_ACTIONS_LUA_ACTIONS_H_
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#define LIBTEXTCLASSIFIER_ACTIONS_LUA_ACTIONS_H_
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#include "actions/actions_model_generated.h"
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#include "actions/lua-utils.h"
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#include "actions/types.h"
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#include "utils/lua-utils.h"
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#include "utils/tensor-view.h"
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#include "utils/tflite-model-executor.h"
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namespace libtextclassifier3 {
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// Lua backed actions suggestions.
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class LuaActionsSuggestions : public LuaEnvironment {
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public:
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static std::unique_ptr<LuaActionsSuggestions> CreateLuaActionsSuggestions(
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const std::string& snippet, const Conversation& conversation,
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const TfLiteModelExecutor* model_executor,
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const TensorflowLiteModelSpec* model_spec,
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const tflite::Interpreter* interpreter,
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const reflection::Schema* actions_entity_data_schema,
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const reflection::Schema* annotations_entity_data_schema);
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bool SuggestActions(std::vector<ActionSuggestion>* actions);
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private:
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// Model tensor lua iterator.
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class TensorViewIterator
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: public LuaEnvironment::ItemIterator<TensorView<float>> {
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public:
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explicit TensorViewIterator() {}
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int Item(const TensorView<float>* tensor, const int64 index,
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lua_State* state) const override;
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};
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LuaActionsSuggestions(
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const std::string& snippet, const Conversation& conversation,
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const TfLiteModelExecutor* model_executor,
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const TensorflowLiteModelSpec* model_spec,
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const tflite::Interpreter* interpreter,
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const reflection::Schema* actions_entity_data_schema,
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const reflection::Schema* annotations_entity_data_schema);
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bool Initialize();
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const std::string& snippet_;
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const Conversation& conversation_;
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ConversationIterator conversation_iterator_;
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TensorViewIterator tensor_iterator_;
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TensorView<float> actions_scores_;
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TensorView<float> smart_reply_scores_;
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TensorView<float> sensitivity_score_;
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TensorView<float> triggering_score_;
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const reflection::Schema* actions_entity_data_schema_;
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const reflection::Schema* annotations_entity_data_schema_;
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};
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} // namespace libtextclassifier3
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#endif // LIBTEXTCLASSIFIER_ACTIONS_LUA_ACTIONS_H_
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