const AuthUser = require('flitter-auth/model/User')

/*
 * Auth user model. This inherits fields and methods from the default
 * flitter-auth/model/User model, however you can override methods and
 * properties here as you need.
 */
class User extends AuthUser {
    static get services() {
        return [...super.services, 'models']
    }

    static get schema() {
        return {...super.schema, ...{
            // other schema fields here
            full_name: String,
            preferences: {
                dark_mode: { type: Boolean, default: false },
                auto_prefetch: { type: Boolean, default: false },
                default_page: String,
                bookmark_page_ids: [String],
            },
        }}
    }

    async get_root_page() {
        const Page = this.models.get('api:Page')
        return Page.findOne({OrgUserId: this._id, ParentId: '0'})
    }

    async get_bookmarked_pages() {
        const Page = this.models.get('api:Page')
        const pages = await Page.find({ UUID: { $in: this.preferences.bookmark_page_ids || [] }})

        const visible = []
        for ( const page of pages ) {
            if ( await page.is_accessible_by(this) ) {
                visible.push(page)
            }
        }

        return visible
    }

    async get_accessible_pages() {
        const Page = this.models.get('api:Page')
        const user_page = await this.get_root_page()

        const user_pages = await user_page.visible_flat_children(this)

        let view_pages = await Page.find({ shared_users_view: this._id })
        for ( const page of view_pages ) {
            view_pages = [...view_pages, ...(await page.visible_flat_children(this))]
        }

        let update_pages = await Page.find({ shared_users_update: this._id })
        for ( const page of update_pages ) {
            update_pages = [...update_pages, ...(await page.visible_flat_children(this))]
        }

        let manage_pages = await Page.find({ shared_users_manage: this._id })
        for ( const page of manage_pages ) {
            manage_pages = [...manage_pages, ...(await page.visible_flat_children(this))]
        }

        const all_pages = [...user_pages, ...view_pages, ...update_pages, ...manage_pages].filter(x => !x.virtual)
        const uniq_page_obj = {}
        for ( const page of all_pages ) {
            uniq_page_obj[page.UUID] = page
        }

        return Object.values(uniq_page_obj)
    }

    // Other members and methods here
    is_public_user() {
        return false
    }

    async can(permission) {
        if ( super.can(permission) ) return true

        const PublicUserPermission = this.models.get('auth:PublicUserPermission')
        return await PublicUserPermission.can(permission)
    }

    allow(permission, force = false){
        // Need to check super.can, since this.can is async.
        // This will exclude public user permissions, which is the behavior we want anyway.
        if ( !super.can(permission) || (force && !this.permissions.includes(permission)) ) this.permissions.push(permission)
    }
}


module.exports = exports = User