Node / meshtastic / Meshtastic-Android / files / feature / docs / src / commonMain / kotlin / org / meshtastic / feature / docs / ai / KeywordFallbackAssistant.kt

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T8b949e/*

* Copyright (c) 2026 Meshtastic LLC

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <https://www.gnu.org/licenses/>.

*/

Tff7b72package T7ee787org.meshtastic.feature.docs.ai

Tff7b72import T7ee787kotlinx.coroutines.flow.MutableStateFlow

Tff7b72import T7ee787kotlinx.coroutines.flow.StateFlow

Tff7b72import T7ee787org.koin.core.annotation.Single

Tff7b72import T7ee787org.meshtastic.feature.docs.data.KeywordSearchEngine

Tff7b72import T7ee787org.meshtastic.feature.docs.model.AIDocAssistantResult

Tff7b72import T7ee787org.meshtastic.feature.docs.model.ModelReadiness

T8b949e/** Keyword-search-only fallback AI assistant implementation. Used on Desktop, iOS, and Android fdroid flavor. */

Tf0883e@SingleTb4b4b4(Te6edf3binds Tff7b72= Tff7b72[Tff7b72]Tb4b4b4)

Tff7b72class T56d364KeywordFallbackAssistantTb4b4b4(Tff7b72private Tff7b72val Te6edf3searchEngineTb4b4b4: Te6edf3KeywordSearchEngineTb4b4b4) Tb4b4b4: Te6edf3AIDocAssistant Tb4b4b4{

Tff7b72override Tff7b72val Te6edf3modelStatusTb4b4b4: Te6edf3StateFlowTff7b72<Te6edf3ModelReadinessTff7b72> Tff7b72= Te6edf3MutableStateFlowTb4b4b4(Te6edf3ModelReadinessTb4b4b4.Te6edf3UnavailableTb4b4b4(Tff7b72nullTb4b4b4)Tb4b4b4)

Tff7b72override Tff7b72suspend Tff7b72fun Td2a8ffisSupportedTb4b4b4(Tb4b4b4)Tb4b4b4: Tffa657Boolean Tff7b72= Tff7b72false

Tff7b72override Tff7b72suspend Tff7b72fun Td2a8ffanswerTb4b4b4(Te6edf3questionTb4b4b4: Tffa657StringTb4b4b4, Te6edf3currentPageIdTb4b4b4: Tffa657String?Tb4b4b4)Tb4b4b4: Te6edf3AIDocAssistantResult Tb4b4b4{

Tff7b72val Te6edf3pages Tff7b72= Te6edf3searchEngineTb4b4b4.Te6edf3selectForTokenBudgetTb4b4b4(Te6edf3questionTb4b4b4, Te6edf3maxChars Tff7b72= T79c0ff2T79c0ff0Te6edf3_000Tb4b4b4)

Tff7b72return Tff7b72if Tb4b4b4(Te6edf3pagesTb4b4b4.Te6edf3isNotEmptyTb4b4b4(Tb4b4b4)Tb4b4b4) Tb4b4b4{

Te6edf3AIDocAssistantResultTb4b4b4.Te6edf3FallbackTb4b4b4(

Te6edf3message Tff7b72= Ta5d6ff"Ta5d6ffAI assistant is not available on this platform. Here are pages that may help:Ta5d6ff"Tb4b4b4,

Te6edf3suggestedPages Tff7b72= Te6edf3pagesTb4b4b4,

Tb4b4b4)

Tb4b4b4} Tff7b72else Tb4b4b4{

Te6edf3AIDocAssistantResultTb4b4b4.Te6edf3ErrorTb4b4b4(Te6edf3reason Tff7b72= Te6edf3orgTb4b4b4.Te6edf3meshtasticTb4b4b4.Te6edf3featureTb4b4b4.Te6edf3docsTb4b4b4.Te6edf3modelTb4b4b4.Te6edf3DocsAiErrorTb4b4b4.Te6edf3UnsupportedPlatformTb4b4b4)

Tb4b4b4}

Tb4b4b4}

Tff7b72override Tff7b72fun Td2a8ffanswerStreamTb4b4b4(

Te6edf3questionTb4b4b4: Tffa657StringTb4b4b4,

Te6edf3currentPageIdTb4b4b4: Tffa657String?Tb4b4b4,

Tb4b4b4)Tb4b4b4: Te6edf3kotlinxTb4b4b4.Te6edf3coroutinesTb4b4b4.Te6edf3flowTb4b4b4.Te6edf3FlowTff7b72<Te6edf3AIDocAssistantResultTff7b72> Tff7b72=

Te6edf3kotlinxTb4b4b4.Te6edf3coroutinesTb4b4b4.Te6edf3flowTb4b4b4.Te6edf3flow Tb4b4b4{ Te6edf3emitTb4b4b4(Te6edf3answerTb4b4b4(Te6edf3questionTb4b4b4, Te6edf3currentPageIdTb4b4b4)Tb4b4b4) Tb4b4b4}

Tff7b72override Tff7b72fun Td2a8ffresetSessionTb4b4b4(Tb4b4b4) Tb4b4b4{

T8b949e/* No-op for keyword fallback */

Tb4b4b4}

Tb4b4b4}