// http://officeopenxml.com/WPnumbering.php
import { AlignmentType } from "file/paragraph";
import { IXmlableObject, XmlComponent } from "file/xml-components";

import { DocumentAttributes } from "../document/document-attributes";
import { AbstractNumbering } from "./abstract-numbering";
import { ILevelsOptions } from "./level";
import { ConcreteNumbering } from "./num";

export interface INumberingOptions {
    readonly config: Array<{
        readonly levels: ILevelsOptions[];
        readonly reference: string;
    }>;
}

export class Numbering extends XmlComponent {
    // tslint:disable-next-line:readonly-keyword
    private nextId: number;

    private readonly abstractNumbering: AbstractNumbering[] = [];
    private readonly concreteNumbering: ConcreteNumbering[] = [];

    constructor(options: INumberingOptions) {
        super("w:numbering");
        this.root.push(
            new DocumentAttributes({
                wpc: "http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas",
                mc: "http://schemas.openxmlformats.org/markup-compatibility/2006",
                o: "urn:schemas-microsoft-com:office:office",
                r: "http://schemas.openxmlformats.org/officeDocument/2006/relationships",
                m: "http://schemas.openxmlformats.org/officeDocument/2006/math",
                v: "urn:schemas-microsoft-com:vml",
                wp14: "http://schemas.microsoft.com/office/word/2010/wordprocessingDrawing",
                wp: "http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing",
                w10: "urn:schemas-microsoft-com:office:word",
                w: "http://schemas.openxmlformats.org/wordprocessingml/2006/main",
                w14: "http://schemas.microsoft.com/office/word/2010/wordml",
                w15: "http://schemas.microsoft.com/office/word/2012/wordml",
                wpg: "http://schemas.microsoft.com/office/word/2010/wordprocessingGroup",
                wpi: "http://schemas.microsoft.com/office/word/2010/wordprocessingInk",
                wne: "http://schemas.microsoft.com/office/word/2006/wordml",
                wps: "http://schemas.microsoft.com/office/word/2010/wordprocessingShape",
                Ignorable: "w14 w15 wp14",
            }),
        );

        this.nextId = 0;

        const abstractNumbering = this.createAbstractNumbering([
            {
                level: 0,
                format: "bullet",
                text: "\u25CF",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 720, hanging: 360 },
                    },
                },
            },
            {
                level: 1,
                format: "bullet",
                text: "\u25CB",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 1440, hanging: 360 },
                    },
                },
            },
            {
                level: 2,
                format: "bullet",
                text: "\u25A0",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 2160, hanging: 360 },
                    },
                },
            },
            {
                level: 3,
                format: "bullet",
                text: "\u25CF",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 2880, hanging: 360 },
                    },
                },
            },
            {
                level: 4,
                format: "bullet",
                text: "\u25CB",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 3600, hanging: 360 },
                    },
                },
            },
            {
                level: 5,
                format: "bullet",
                text: "\u25A0",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 4320, hanging: 360 },
                    },
                },
            },
            {
                level: 6,
                format: "bullet",
                text: "\u25CF",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 5040, hanging: 360 },
                    },
                },
            },
            {
                level: 7,
                format: "bullet",
                text: "\u25CF",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 5760, hanging: 360 },
                    },
                },
            },
            {
                level: 8,
                format: "bullet",
                text: "\u25CF",
                alignment: AlignmentType.LEFT,
                style: {
                    paragraph: {
                        indent: { left: 6480, hanging: 360 },
                    },
                },
            },
        ]);

        this.createConcreteNumbering(abstractNumbering);

        for (const con of options.config) {
            const currentAbstractNumbering = this.createAbstractNumbering(con.levels);
            this.createConcreteNumbering(currentAbstractNumbering, con.reference);
        }
    }

    public prepForXml(): IXmlableObject | undefined {
        this.abstractNumbering.forEach((x) => this.root.push(x));
        this.concreteNumbering.forEach((x) => this.root.push(x));
        return super.prepForXml();
    }

    private createConcreteNumbering(abstractNumbering: AbstractNumbering, reference?: string): ConcreteNumbering {
        const num = new ConcreteNumbering(this.nextId++, abstractNumbering.id, reference);
        this.concreteNumbering.push(num);
        return num;
    }

    private createAbstractNumbering(options: ILevelsOptions[]): AbstractNumbering {
        const num = new AbstractNumbering(this.nextId++, options);
        this.abstractNumbering.push(num);
        return num;
    }

    public get ConcreteNumbering(): ConcreteNumbering[] {
        return this.concreteNumbering;
    }
}