Files
ALwrity/_session_backup/usePodcastWorkflow.ts
2026-04-19 13:21:36 +05:30

426 lines
15 KiB
TypeScript

import { useState, useEffect, useMemo, useCallback } from "react";
import { podcastApi } from "../../../services/podcastApi";
import { usePreflightCheck } from "../../../hooks/usePreflightCheck";
import { useBudgetTracking } from "../../../hooks/useBudgetTracking";
import { CreateProjectPayload, Script } from "../types";
import { usePodcastProjectState } from "../../../hooks/usePodcastProjectState";
import { sanitizeExaConfig, announceError, getStepLabel } from "./utils";
type PodcastProjectStateReturn = ReturnType<typeof usePodcastProjectState>;
interface UsePodcastWorkflowProps {
projectState: PodcastProjectStateReturn;
onError: (message: string) => void;
}
export const usePodcastWorkflow = ({ projectState, onError }: UsePodcastWorkflowProps) => {
const {
project,
analysis,
queries,
selectedQueries,
research,
rawResearch,
researchProvider,
showScriptEditor,
showRenderQueue,
currentStep,
renderJobs,
budgetCap,
setProject,
setAnalysis,
setQueries,
setSelectedQueries,
setResearch,
setRawResearch,
setEstimate,
setScriptData,
setShowScriptEditor,
setShowRenderQueue,
setKnobs,
setResearchProvider,
setBudgetCap,
updateRenderJob,
initializeProject,
setBible,
} = projectState;
const [isAnalyzing, setIsAnalyzing] = useState(false);
const [isResearching, setIsResearching] = useState(false);
const [announcement, setAnnouncement] = useState("");
const [showResumeAlert, setShowResumeAlert] = useState(false);
const [showPreflightDialog, setShowPreflightDialog] = useState(false);
const [preflightResponse, setPreflightResponse] = useState<any>(null);
const [preflightOperationName, setPreflightOperationName] = useState<string>("");
const budgetTracking = useBudgetTracking(budgetCap || 50);
const preflightCheck = usePreflightCheck({
onBlocked: (response) => {
setPreflightResponse(response);
setShowPreflightDialog(true);
},
});
// Update budget cap when project state changes
useEffect(() => {
if (budgetCap) {
budgetTracking.setBudgetCap(budgetCap);
}
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [budgetCap]);
// Check if we have a saved project on mount
useEffect(() => {
if (project && currentStep && currentStep !== "create") {
setShowResumeAlert(true);
setTimeout(() => setShowResumeAlert(false), 5000);
}
}, [project, currentStep]);
useEffect(() => {
if (announcement) {
const t = setTimeout(() => setAnnouncement(""), 4000);
return () => clearTimeout(t);
}
return undefined;
}, [announcement]);
const handleCreate = useCallback(async (payload: CreateProjectPayload, feedback?: string) => {
if (isAnalyzing) return;
setResearch(null);
setRawResearch(null);
setScriptData(null);
setShowScriptEditor(false);
setShowRenderQueue(false);
try {
setIsAnalyzing(true);
// Use existing avatar URL if provided (e.g. brand avatar), or upload new file
let avatarUrl: string | null = payload.avatarUrl || null;
if (payload.files.avatarFile) {
try {
setAnnouncement("Uploading presenter avatar...");
const uploadResponse = await podcastApi.uploadAvatar(payload.files.avatarFile);
avatarUrl = uploadResponse.avatar_url;
} catch (error) {
console.error('Avatar upload failed:', error);
// Continue without avatar - will generate one later
}
}
// NEW FLOW: Create project first to generate/get the Podcast Bible
// This allows the analysis to be personalized using the Bible context
const projectId = project?.id || `podcast_${Date.now()}_${Math.floor(Math.random() * 1000)}`;
setAnnouncement("Initializing project and brand context...");
const dbProject = project ? null : await initializeProject(payload, projectId, avatarUrl);
const bible = dbProject?.bible || projectState.bible;
setAnnouncement(feedback ? "Regenerating analysis using your feedback..." : "Analyzing your idea — AI suggestions incoming");
const result = await podcastApi.createProject(payload, bible, feedback);
if (result.bible) {
setBible(result.bible);
} else if (dbProject?.bible) {
setBible(dbProject.bible);
}
// Update the project in database with the analysis results
try {
await podcastApi.updateProject(projectId, {
analysis: result.analysis,
estimate: result.estimate,
queries: result.queries,
selected_queries: result.queries.map(q => q.id),
avatar_url: result.avatar_url,
avatar_prompt: result.avatar_prompt,
});
} catch (error) {
console.error('Failed to update project with analysis results:', error);
}
setProject({
id: projectId,
idea: payload.ideaOrUrl,
duration: payload.duration,
speakers: payload.speakers,
avatarUrl: result.avatar_url || avatarUrl,
avatarPrompt: result.avatar_prompt || null,
avatarPersonaId: null,
});
setAnalysis(result.analysis);
setEstimate(result.estimate);
setQueries(result.queries);
setSelectedQueries(new Set(result.queries.map((q) => q.id)));
setKnobs(payload.knobs);
setBudgetCap(payload.budgetCap);
// Generate presenters AFTER analysis completes (to use analysis insights)
// This happens only if no avatar was uploaded
if (!avatarUrl && payload.speakers > 0 && result.analysis) {
try {
setAnnouncement("Generating presenter avatars using AI insights...");
const presentersResponse = await podcastApi.generatePresenters(
payload.speakers,
result.projectId,
result.analysis.audience,
result.analysis.contentType,
result.analysis.topKeywords
);
if (presentersResponse.avatars && presentersResponse.avatars.length > 0) {
// Store the first presenter avatar URL and prompt
const firstAvatar = presentersResponse.avatars[0];
const prompt = firstAvatar.prompt || null;
setProject({
id: result.projectId,
idea: payload.ideaOrUrl,
duration: payload.duration,
speakers: payload.speakers,
avatarUrl: firstAvatar.avatar_url,
avatarPrompt: prompt,
avatarPersonaId: firstAvatar.persona_id || presentersResponse.persona_id || null,
});
setAnnouncement("Analysis complete - Presenter avatars generated");
}
} catch (error) {
console.error('Presenter generation failed:', error);
setAnnouncement("Analysis complete - Avatar generation will happen later");
// Continue without presenters - can generate later
}
} else {
setAnnouncement("Analysis complete");
}
} catch (error: any) {
if (error?.response?.status === 429 || error?.response?.data?.detail) {
const errorDetail = error.response.data.detail;
if (typeof errorDetail === 'object' && errorDetail.error && errorDetail.error.includes('limit')) {
const usageInfo = errorDetail.usage_info || {};
const blockedResponse = {
can_proceed: false,
estimated_cost: 0,
operations: [{
provider: errorDetail.provider || 'huggingface',
operation_type: 'ai_text_generation',
cost: 0,
allowed: false,
limit_info: usageInfo.limit_info || null,
message: errorDetail.message || errorDetail.error || 'Subscription limit exceeded',
}],
total_cost: 0,
usage_summary: usageInfo.usage_summary || null,
cached: false,
};
setPreflightResponse(blockedResponse);
setPreflightOperationName('Podcast Analysis');
setShowPreflightDialog(true);
setAnnouncement("Subscription limit reached. Please upgrade to continue.");
} else {
const message = typeof errorDetail === 'string' ? errorDetail : errorDetail.message || errorDetail.error || 'Request limit exceeded';
announceError(setAnnouncement, new Error(message));
}
} else {
announceError(setAnnouncement, error);
}
} finally {
setIsAnalyzing(false);
}
}, [isAnalyzing, setResearch, setRawResearch, setScriptData, setShowScriptEditor, setShowRenderQueue, initializeProject, setProject, setAnalysis, setEstimate, setQueries, setSelectedQueries, setKnobs, setBudgetCap, setBible]);
const handleRunResearch = useCallback(async () => {
if (isResearching) return;
if (!project) {
setAnnouncement("Create a project first.");
return;
}
if (selectedQueries.size === 0) {
setAnnouncement("Select at least one query to research.");
return;
}
setPreflightOperationName("Research");
const approvedQueries = queries.filter((q) => selectedQueries.has(q.id));
const preflightResult = await preflightCheck.check({
provider: researchProvider === "exa" ? "exa" : "gemini",
operation_type: researchProvider === "exa" ? "exa_neural_search" : "google_grounding",
tokens_requested: researchProvider === "exa" ? 0 : 1200,
actual_provider_name: researchProvider || "exa",
});
if (!preflightResult.can_proceed) {
return;
}
try {
setIsResearching(true);
setAnnouncement(`Starting ${researchProvider === "exa" ? "deep" : "standard"} research — this may take a moment...`);
setResearch(null);
setRawResearch(null);
setScriptData(null);
setShowScriptEditor(false);
setShowRenderQueue(false);
try {
const { research: mapped, raw } = await podcastApi.runResearch({
projectId: project.id,
topic: project.idea,
approvedQueries,
provider: researchProvider,
exaConfig: sanitizeExaConfig(analysis?.exaSuggestedConfig),
bible: projectState.bible,
analysis: analysis,
onProgress: (message) => {
setAnnouncement(message);
},
});
setResearch(mapped);
setRawResearch(raw);
setAnnouncement("Research complete — review fact cards below");
} catch (researchError) {
const errorMessage = researchError instanceof Error
? researchError.message
: "Research failed. Please try again or switch to Standard Research.";
if (errorMessage.includes("Exa") || errorMessage.includes("exa")) {
setAnnouncement(`Deep research failed: ${errorMessage}. Try Standard Research instead.`);
} else if (errorMessage.includes("timeout")) {
setAnnouncement("Research timed out. Please try again with fewer queries.");
} else {
setAnnouncement(`Research failed: ${errorMessage}`);
}
console.error("Research error:", researchError);
throw researchError;
}
} catch (error) {
announceError(setAnnouncement, error);
} finally {
setIsResearching(false);
}
}, [isResearching, project, selectedQueries, queries, researchProvider, preflightCheck, analysis, setResearch, setRawResearch, setScriptData, setShowScriptEditor, setShowRenderQueue, projectState.bible]);
const handleGenerateScript = useCallback(async () => {
if (showScriptEditor) return;
if (!project || !research) {
setAnnouncement("Project or research missing — cannot generate script");
return;
}
setPreflightOperationName("Script Generation");
const preflightResult = await preflightCheck.check({
provider: "gemini",
operation_type: "script_generation",
tokens_requested: 2000,
actual_provider_name: "gemini",
});
if (!preflightResult.can_proceed) {
return;
}
setScriptData(null);
setShowRenderQueue(false);
setShowScriptEditor(true);
try {
const result = await podcastApi.generateScript({
projectId: project.id,
idea: project.idea,
research: rawResearch,
knobs: projectState.knobs,
speakers: project.speakers,
durationMinutes: project.duration,
bible: projectState.bible,
outline: analysis?.suggestedOutlines?.[0], // Pass the first (possibly refined) outline
analysis: analysis, // Pass full analysis context
});
setScriptData(result);
} catch (error) {
announceError(setAnnouncement, error);
}
}, [showScriptEditor, project, research, preflightCheck, setScriptData, setShowRenderQueue, setShowScriptEditor, rawResearch, projectState.knobs, projectState.bible])
const handleProceedToRendering = useCallback((script: Script) => {
setScriptData(script);
if (renderJobs.length === 0) {
script.scenes.forEach((scene) => {
const hasExistingAudio = Boolean(scene.audioUrl);
updateRenderJob(scene.id, {
sceneId: scene.id,
title: scene.title,
status: hasExistingAudio ? ("completed" as const) : ("idle" as const),
progress: hasExistingAudio ? 100 : 0,
previewUrl: null,
finalUrl: hasExistingAudio ? scene.audioUrl : null,
jobId: null,
});
});
}
setShowRenderQueue(true);
setShowScriptEditor(false);
}, [renderJobs.length, setScriptData, updateRenderJob, setShowRenderQueue, setShowScriptEditor]);
const toggleQuery = useCallback((id: string) => {
if (isResearching) return;
const current = selectedQueries;
const next = new Set<string>(current);
if (next.has(id)) next.delete(id);
else next.add(id);
setSelectedQueries(next);
}, [isResearching, selectedQueries, setSelectedQueries]);
const activeStep = useMemo(() => {
if (showRenderQueue) return 3;
if (showScriptEditor) return 2;
if (currentStep === 'research' || research) return 1;
if (currentStep === 'analysis' || analysis) return 0;
return -1;
}, [showRenderQueue, showScriptEditor, currentStep, research, analysis]);
const canGenerateScript = Boolean(project && research && rawResearch);
const handleRegenerate = useCallback(async (feedback?: string) => {
if (!project) return;
// Prepare the payload from existing project state
const payload: CreateProjectPayload = {
ideaOrUrl: project.idea,
duration: project.duration,
speakers: project.speakers,
knobs: projectState.knobs,
budgetCap: projectState.budgetCap,
avatarUrl: project.avatarUrl,
files: {} // No new files for regeneration
};
await handleCreate(payload, feedback);
}, [project, projectState.knobs, projectState.budgetCap, handleCreate]);
return {
// State
isAnalyzing,
isResearching,
announcement,
showResumeAlert,
showPreflightDialog,
preflightResponse,
preflightOperationName,
activeStep,
canGenerateScript,
// Handlers
handleCreate,
handleRegenerate,
handleRunResearch,
handleGenerateScript,
handleProceedToRendering,
toggleQuery,
setAnnouncement,
setShowResumeAlert,
setShowPreflightDialog,
setPreflightResponse,
setResearchProvider,
getStepLabel,
};
};