/*
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import {Layout, TimeDefinition, WordDefinition} from './domain/layout';
import {Letter} from './domain/letter';

class LayoutRendererV2Delegate {
    private static readonly vorne0: WordDefinition = {
        3: [2, 3, 4],
        4: [1, 5],
        5: [1, 4, 5],
        6: [1, 3, 5],
        7: [1, 2, 5],
        8: [1, 5],
        9: [2, 3, 4]
    };
    private static readonly hinten0: WordDefinition = {
        3: [8, 9, 10],
        4: [7, 11],
        5: [7, 10, 11],
        6: [7, 9, 11],
        7: [7, 8, 11],
        8: [7, 11],
        9: [8, 9, 10]
    };
    private static readonly vorne1: WordDefinition = {
        3: [3],
        4: [2, 3],
        5: [3],
        6: [3],
        7: [3],
        8: [3],
        9: [2, 3, 4]
    };
    private static readonly hinten1: WordDefinition = {
        3: [9],
        4: [8, 9],
        5: [9],
        6: [9],
        7: [9],
        8: [9],
        9: [8, 9, 10]
    };
    private static readonly vorne2: WordDefinition = {
        3: [2, 3, 4],
        4: [1, 5],
        5: [5],
        6: [4],
        7: [3],
        8: [2],
        9: [1, 2, 3, 4, 5]
    };
    private static readonly hinten2: WordDefinition = {
        3: [8, 9, 10],
        4: [7, 11],
        5: [11],
        6: [10],
        7: [9],
        8: [8],
        9: [7, 8, 9, 10, 11]
    };
    private static readonly vorne3: WordDefinition = {
        3: [1, 2, 3, 4, 5],
        4: [4],
        5: [3],
        6: [4],
        7: [5],
        8: [1, 5],
        9: [2, 3, 4]
    };
    private static readonly hinten3: WordDefinition = {
        3: [7, 8, 9, 10, 11],
        4: [10],
        5: [9],
        6: [10],
        7: [11],
        8: [7, 11],
        9: [8, 9, 10]
    };
    private static readonly vorne4: WordDefinition = {
        3: [4],
        4: [3, 4],
        5: [2, 4],
        6: [1, 4],
        7: [1, 2, 3, 4, 5],
        8: [4],
        9: [4]
    };
    private static readonly hinten4: WordDefinition = {
        3: [10],
        4: [9, 10],
        5: [8, 10],
        6: [7, 10],
        7: [7, 8, 9, 10, 11],
        8: [10],
        9: [10]
    };
    private static readonly vorne5: WordDefinition = {
        3: [1, 2, 3, 4, 5],
        4: [1],
        5: [1, 2, 3, 4],
        6: [5],
        7: [5],
        8: [1, 5],
        9: [2, 3, 4]
    };
    private static readonly hinten5: WordDefinition = {
        3: [7, 8, 9, 10, 11],
        4: [7],
        5: [7, 8, 9, 10],
        6: [11],
        7: [11],
        8: [7, 11],
        9: [8, 9, 10]
    };
    private static readonly hinten6: WordDefinition = {
        3: [9, 10],
        4: [8],
        5: [7],
        6: [7, 8, 9, 10],
        7: [7, 11],
        8: [7, 11],
        9: [8, 9, 10]
    };
    private static readonly hinten7: WordDefinition = {
        3: [7, 8, 9, 10, 11],
        4: [11],
        5: [10],
        6: [9],
        7: [8],
        8: [8],
        9: [8]
    };
    private static readonly hinten8: WordDefinition = {
        3: [8, 9, 10],
        4: [7, 11],
        5: [7, 11],
        6: [8, 9, 10],
        7: [7, 11],
        8: [7, 11],
        9: [8, 9, 10]
    };
    private static readonly hinten9: WordDefinition = {
        3: [8, 9, 10],
        4: [7, 11],
        5: [7, 11],
        6: [8, 9, 10, 11],
        7: [11],
        8: [10],
        9: [8, 9]
    };
    private static readonly seconds: TimeDefinition = {
        '0': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten0],
        '1': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten1],
        '2': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten2],
        '3': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten3],
        '4': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten4],
        '5': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten5],
        '6': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten6],
        '7': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten7],
        '8': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten8],
        '9': [LayoutRendererV2Delegate.vorne0, LayoutRendererV2Delegate.hinten9],
        '10': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten0],
        '11': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten1],
        '12': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten2],
        '13': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten3],
        '14': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten4],
        '15': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten5],
        '16': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten6],
        '17': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten7],
        '18': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten8],
        '19': [LayoutRendererV2Delegate.vorne1, LayoutRendererV2Delegate.hinten9],
        '20': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten0],
        '21': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten1],
        '22': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten2],
        '23': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten3],
        '24': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten4],
        '25': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten5],
        '26': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten6],
        '27': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten7],
        '28': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten8],
        '29': [LayoutRendererV2Delegate.vorne2, LayoutRendererV2Delegate.hinten9],
        '30': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten0],
        '31': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten1],
        '32': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten2],
        '33': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten3],
        '34': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten4],
        '35': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten5],
        '36': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten6],
        '37': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten7],
        '38': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten8],
        '39': [LayoutRendererV2Delegate.vorne3, LayoutRendererV2Delegate.hinten9],
        '40': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten0],
        '41': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten1],
        '42': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten2],
        '43': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten3],
        '44': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten4],
        '45': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten5],
        '46': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten6],
        '47': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten7],
        '48': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten8],
        '49': [LayoutRendererV2Delegate.vorne4, LayoutRendererV2Delegate.hinten9],
        '50': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten0],
        '51': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten1],
        '52': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten2],
        '53': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten3],
        '54': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten4],
        '55': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten5],
        '56': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten6],
        '57': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten7],
        '58': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten8],
        '59': [LayoutRendererV2Delegate.vorne5, LayoutRendererV2Delegate.hinten9]
    };

    public constructor(private readonly layout: Layout) {
    }

    public parse(): Letter[][] {
        const letters: Letter[][] = [];
        this.layout.letters.forEach((lineString: string): void => {
            const line: Letter[] = [];
            for (let c = 0; c < lineString.length; c++) {
                line.push(new Letter(lineString[c]));
            }
            letters.push(line);
        });
        this.parseArrayOrObject(letters, 'on', this.layout.permanent);
        if (typeof this.layout.seconds !== 'undefined' && this.layout.seconds !== null) {
            this.parseTimeDefinition(letters, 'second', this.layout.seconds);
        } else {
            this.parseTimeDefinition(letters, 'second', LayoutRendererV2Delegate.seconds);
        }
        this.parseTimeDefinition(letters, 'minute', this.layout.minutes);
        this.parseTimeDefinition(letters, 'hour', this.layout.hours);
        return letters;
    }

    private parseObject(letters: Letter[][], styleClass: string, object: WordDefinition): void {
        if (typeof object !== 'undefined' && object !== null) {
            Object.keys(object)
                .map((key: string): number => Number(key))
                .forEach(
                    (y: number): void => object[y].forEach(
                        (x: number): void => letters[y - 1][x - 1].addStyle(styleClass)
                    )
                );
        }
    }

    private parseArrayOrObject(letters: Letter[][], styleClass: string, input: WordDefinition | WordDefinition[]): void {
        if (typeof input !== 'undefined' && input !== null) {
            if (Array.isArray(input)) {
                input.forEach((item: WordDefinition): void => this.parseObject(letters, styleClass, item));
            } else {
                this.parseObject(letters, styleClass, input);
            }
        }
    }

    private parseTimeDefinition(letters: Letter[][], styleClass: string, definition: TimeDefinition): void {
        if (typeof definition !== 'undefined' && definition !== null) {
            Object.keys(definition).forEach((listString: string): void => {
                const timeValues: string[] = listString.split(',');
                const highlightLetters: WordDefinition | WordDefinition[] = definition[listString];
                timeValues.forEach((timeValue: string): void => this.parseArrayOrObject(letters, styleClass + timeValue, highlightLetters));
            });
        }
    }
}

/**
 * Hilfsklasse zum Rendern der Buchstaben der Uhr.
 * @param layout     Layout-Objekt, das gerendert werden soll.
 * @param renderarea Das jQuery-gewrappte HTML-Element, auf dem gerendert werden soll.
 */
export class LayoutRenderer {
    public constructor(private readonly layout: Layout, private readonly renderarea: JQuery<HTMLElement>) {
    }

    public render(beforeshow?: () => void): void {
        if (this.layout.parsed === undefined) {
            if (this.layout.version === 2) {
                const delegate: LayoutRendererV2Delegate = new LayoutRendererV2Delegate(this.layout);
                const parsedLayout: Letter[][] = delegate.parse();
                Object.defineProperty(this.layout, 'parsed', {
                    value: parsedLayout,
                    writable: false,
                    configurable: false
                });
            } else {
                console.warn(`Unknown layout version: '${this.layout.version}', expecting '2'`);
                return;
            }
        }
        const letters: Letter[][] = this.layout.parsed;
        this.renderarea.fadeOut('fast', (): void => {
            this.renderarea.empty();
            letters.forEach((line, index, array): void => {
                line.forEach((letter): JQuery<HTMLElement> => this.renderarea.append(letter.toString()));
                if (index < array.length - 1) {
                    this.renderarea.append('<br/>');
                }
            });
            if (beforeshow) {
                beforeshow();
            }
            this.renderarea.fadeIn('fast');
        });
    }
}