// src/models/user.ts
// Copyright (C) 2025 DTP Technologies, LLC
// All Rights Reserved

import { Types, Schema, Document, model } from "mongoose";

export interface IUserFlags {
  isAdmin: boolean;
  isTest: boolean;
  isBanned: boolean;
}
export const UserFlagsSchema = new Schema<IUserFlags>(
  {
    isAdmin: { type: Boolean, default: false, required: true },
    isTest: { type: Boolean, default: false, required: true },
    isBanned: { type: Boolean, default: false, required: true },
  },
  { _id: false },
);

export interface IAiConfig {
  providerIds: Types.ObjectId[];
  agentProviderId: Types.ObjectId | null;
  agentModel: string;
  vectorProviderId: Types.ObjectId | null;
  vectorModel: string;
  utilityProviderId: Types.ObjectId | null;
  utilityModel: string;
}

export interface IGabConnection {
  social: {
    apiToken: string;
  };
  ai: {
    apiToken: string;
  };
}

export interface IGoogleCseConnection {
  apiKey: string;
  engineId: string;
}

export interface IUserServiceConnections {
  gab: IGabConnection;
  ai: IAiConfig;
  google?: {
    cse?: IGoogleCseConnection;
  };
}

export interface IUser extends Document {
  _id: Types.ObjectId;
  username: string;
  username_lc: string;
  passwordSalt?: string;
  password?: string;
  displayName: string;
  flags: IUserFlags;
  connections: IUserServiceConnections;
  projectsDirectory?: string;
}
export const AiConfigSchema = new Schema<IAiConfig>(
  {
    providerIds: {
      type: [Schema.Types.ObjectId],
      ref: "AiProvider",
      default: [],
    },
    agentProviderId: {
      type: Schema.Types.ObjectId,
      ref: "AiProvider",
      default: null,
    },
    agentModel: { type: String, default: "" },
    vectorProviderId: {
      type: Schema.Types.ObjectId,
      ref: "AiProvider",
      default: null,
    },
    vectorModel: { type: String, default: "" },
    utilityProviderId: {
      type: Schema.Types.ObjectId,
      ref: "AiProvider",
      default: null,
    },
    utilityModel: { type: String, default: "" },
  },
  { _id: false },
);

const GabConnectionSchema = new Schema<IGabConnection>(
  {
    social: {
      apiToken: { type: String, select: false },
    },
    ai: {
      apiToken: { type: String, select: false },
    },
  },
  { _id: false },
);

const GoogleCseConnectionSchema = new Schema<IGoogleCseConnection>(
  {
    apiKey: { type: String, select: false },
    engineId: { type: String, select: false },
  },
  { _id: false },
);

const UserConnectionsSchema = new Schema<IUserServiceConnections>(
  {
    gab: { type: GabConnectionSchema, default: {} },
    ai: { type: AiConfigSchema, default: {} },
    google: {
      cse: { type: GoogleCseConnectionSchema, default: null },
    },
  },
  { _id: false },
);

export const UserSchema = new Schema<IUser>({
  username: {
    type: String,
    required: true,
    minlength: 3,
    maxlength: 12,
  },
  username_lc: {
    type: String,
    required: true,
    lowercase: true,
    unique: true,
    minlength: 3,
    maxlength: 12,
  },
  passwordSalt: { type: String, required: true, select: false },
  password: { type: String, required: true, select: false },
  displayName: { type: String, minlength: 3, maxlength: 30, required: true },
  flags: { type: UserFlagsSchema, required: true },
  connections: { type: UserConnectionsSchema, default: {} },
  projectsDirectory: { type: String, default: null },
});

UserSchema.index(
  {
    username: "text",
    displayName: "text",
  },
  {
    weights: {
      username: 10,
      displayName: 5,
    },
  },
);

export const User = model<IUser>("User", UserSchema);
export default User;

// Note: Index synchronization is now handled during application startup
// to ensure the database connection is established first.
// See src/lib/db.ts for the syncDatabaseIndexes function.