// /server/api/admin/users/analytics/all.get.ts

import { getChartData } from "@b/utils/chart";
import { models } from "@b/db";
import { createError } from "@b/utils/error";

export const metadata: OperationObject = {
  summary: "Gets chart data for analytics",
  operationId: "getAnalyticsData",
  tags: ["Finance", "Investment"],
  parameters: [
    {
      name: "model",
      in: "query",
      description: "Model to get data from",
      schema: {
        type: "string",
      },
      required: true,
    },
    {
      name: "timeframe",
      in: "query",
      description: "Timeframe for the data",
      schema: {
        type: "string",
        enum: ["h", "d", "w", "m", "3m", "6m", "y"],
        default: "m",
      },
    },
    {
      name: "filter",
      in: "query",
      description: "Filter for the data",
      schema: {
        type: "string",
      },
    },
    {
      name: "type",
      in: "query",
      description: "The type of investment to retrieve",
      schema: { type: "string" },
    },
  ],
  requestBody: {
    content: {
      "application/json": {
        schema: {
          type: "object",
          properties: {
            availableFilters: {
              type: "object",
              additionalProperties: {
                type: "array",
                items: {
                  type: "object",
                  properties: {
                    value: { type: "string" },
                    label: { type: "string" },
                    color: { type: "string" },
                  },
                },
              },
            },
          },
        },
      },
    },
  },
  responses: {
    200: {
      description: "Analytics data of user counts per day",
      content: {
        "application/json": {
          schema: {
            type: "object",
            properties: {
              chartData: {
                type: "array",
                items: {
                  type: "object",
                  properties: {
                    date: { type: "string" },
                    count: { type: "number" },
                  },
                },
              },
              filterResults: {
                type: "object",
                additionalProperties: {
                  type: "object",
                  properties: {
                    count: { type: "number" },
                    change: { type: "number" },
                    percentage: { type: "number" },
                  },
                },
              },
            },
          },
        },
      },
    },
    401: { description: "Unauthorized access" },
  },
  requiresAuth: true,
};

export default async (data: Handler) => {
  const { user, query, body } = data;
  if (!user?.id)
    throw createError({ statusCode: 401, message: "Unauthorized" });

  const { model, filter, timeframe } = query;
  const { availableFilters } = body;

  if (!["investment", "forexInvestment"].includes(model))
    throw createError(400, "Invalid model");

  if (!models[model]) throw createError(400, "Invalid model");

  return getChartData({
    model: models[model],
    where: { userId: user.id },
    timeframe,
    filter,
    availableFilters,
  });
};