import { mutation, query } from "./_generated/server";
import { v } from "convex/values";
import { getAuthUserId } from "@convex-dev/auth/server";

export const getLatestByProject = query({
  args: { projectId: v.id("projects") },
  handler: async (ctx, { projectId }) => {
    const userId = await getAuthUserId(ctx);
    if (!userId) return null;

    const project = await ctx.db.get(projectId);
    if (!project || project.userId !== userId) return null;

    return await ctx.db
      .query("analyses")
      .withIndex("by_project_createdAt", (q) => q.eq("projectId", projectId))
      .order("desc")
      .first();
  },
});

export const getLatestByDataSource = query({
  args: { dataSourceId: v.id("dataSources") },
  handler: async (ctx, { dataSourceId }) => {
    const userId = await getAuthUserId(ctx);
    if (!userId) return null;

    const dataSource = await ctx.db.get(dataSourceId);
    if (!dataSource) return null;

    const project = await ctx.db.get(dataSource.projectId);
    if (!project || project.userId !== userId) return null;

    return await ctx.db
      .query("analyses")
      .withIndex("by_dataSource_createdAt", (q) =>
        q.eq("dataSourceId", dataSourceId)
      )
      .order("desc")
      .first();
  },
});

export const createAnalysis = mutation({
  args: {
    projectId: v.id("projects"),
    dataSourceId: v.id("dataSources"),
    analysis: v.object({
      productName: v.string(),
      tagline: v.string(),
      description: v.string(),
      category: v.string(),
      positioning: v.string(),
      features: v.array(v.object({
        name: v.string(),
        description: v.string(),
        benefits: v.array(v.string()),
        useCases: v.array(v.string()),
      })),
      problemsSolved: v.array(v.object({
        problem: v.string(),
        severity: v.union(v.literal("high"), v.literal("medium"), v.literal("low")),
        currentWorkarounds: v.array(v.string()),
        emotionalImpact: v.string(),
        searchTerms: v.array(v.string()),
      })),
      personas: v.array(v.object({
        name: v.string(),
        role: v.string(),
        companySize: v.string(),
        industry: v.string(),
        painPoints: v.array(v.string()),
        goals: v.array(v.string()),
        techSavvy: v.union(v.literal("low"), v.literal("medium"), v.literal("high")),
        objections: v.array(v.string()),
        searchBehavior: v.array(v.string()),
      })),
      keywords: v.array(v.object({
        term: v.string(),
        type: v.union(
          v.literal("product"),
          v.literal("problem"),
          v.literal("solution"),
          v.literal("competitor"),
          v.literal("feature"),
          v.literal("longtail"),
          v.literal("differentiator")
        ),
        searchVolume: v.union(v.literal("high"), v.literal("medium"), v.literal("low")),
        intent: v.union(v.literal("informational"), v.literal("navigational"), v.literal("transactional")),
        funnel: v.union(v.literal("awareness"), v.literal("consideration"), v.literal("decision")),
        emotionalIntensity: v.union(v.literal("frustrated"), v.literal("curious"), v.literal("ready")),
      })),
      useCases: v.array(v.object({
        scenario: v.string(),
        trigger: v.string(),
        emotionalState: v.string(),
        currentWorkflow: v.array(v.string()),
        desiredOutcome: v.string(),
        alternativeProducts: v.array(v.string()),
        whyThisProduct: v.string(),
        churnRisk: v.array(v.string()),
      })),
      competitors: v.array(v.object({
        name: v.string(),
        differentiator: v.string(),
        theirStrength: v.string(),
        switchTrigger: v.string(),
        theirWeakness: v.string(),
      })),
      dorkQueries: v.array(v.object({
        query: v.string(),
        platform: v.union(
          v.literal("reddit"),
          v.literal("hackernews"),
          v.literal("indiehackers"),
          v.literal("twitter"),
          v.literal("quora"),
          v.literal("stackoverflow")
        ),
        intent: v.union(
          v.literal("looking-for"),
          v.literal("frustrated"),
          v.literal("alternative"),
          v.literal("comparison"),
          v.literal("problem-solving"),
          v.literal("tutorial")
        ),
        priority: v.union(v.literal("high"), v.literal("medium"), v.literal("low")),
      })),
      scrapedAt: v.string(),
      analysisVersion: v.string(),
    }),
  },
  handler: async (ctx, args) => {
    const userId = await getAuthUserId(ctx);
    if (!userId) throw new Error("Unauthorized");

    const project = await ctx.db.get(args.projectId);
    if (!project || project.userId !== userId) {
      throw new Error("Project not found or unauthorized");
    }

    return await ctx.db.insert("analyses", {
      projectId: args.projectId,
      dataSourceId: args.dataSourceId,
      createdAt: Date.now(),
      analysisVersion: args.analysis.analysisVersion,
      productName: args.analysis.productName,
      tagline: args.analysis.tagline,
      description: args.analysis.description,
      category: args.analysis.category,
      positioning: args.analysis.positioning,
      features: args.analysis.features,
      problemsSolved: args.analysis.problemsSolved,
      personas: args.analysis.personas,
      keywords: args.analysis.keywords,
      useCases: args.analysis.useCases,
      competitors: args.analysis.competitors,
      dorkQueries: args.analysis.dorkQueries,
      scrapedAt: args.analysis.scrapedAt,
    });
  },
});