<?php

/**
 * Copyright 2018 LINE Corporation
 *
 * LINE Corporation licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

namespace LINE\LINEBot\MessageBuilder\Flex\ComponentBuilder;

use LINE\LINEBot\Constant\Flex\ComponentAdjustMode;
use LINE\LINEBot\Constant\Flex\ComponentAlign;
use LINE\LINEBot\Constant\Flex\ComponentFontSize;
use LINE\LINEBot\Constant\Flex\ComponentFontWeight;
use LINE\LINEBot\Constant\Flex\ComponentGravity;
use LINE\LINEBot\Constant\Flex\ComponentMargin;
use LINE\LINEBot\Constant\Flex\ComponentPosition;
use LINE\LINEBot\Constant\Flex\ComponentSpacing;
use LINE\LINEBot\Constant\Flex\ComponentTextDecoration;
use LINE\LINEBot\Constant\Flex\ComponentTextStyle;
use LINE\LINEBot\Constant\Flex\ComponentType;
use LINE\LINEBot\MessageBuilder\Flex\ComponentBuilder;
use LINE\LINEBot\TemplateActionBuilder;
use LINE\LINEBot\Util\BuildUtil;

/**
 * A builder class for text component.
 *
 * @package LINE\LINEBot\MessageBuilder\Flex\ComponentBuilder
 * @SuppressWarnings(PHPMD.ExcessiveParameterList)
 */
class TextComponentBuilder implements ComponentBuilder
{
    /** @var string */
    private $text;
    /** @var int */
    private $flex;
    /** @var ComponentMargin */
    private $margin;
    /** @var ComponentFontSize */
    private $size;
    /** @var ComponentAlign */
    private $align;
    /** @var ComponentGravity */
    private $gravity;
    /** @var boolean */
    private $wrap;
    /** @var int */
    private $maxLines;
    /** @var ComponentFontWeight */
    private $weight;
    /** @var string */
    private $color;
    /** @var ComponentTextStyle */
    private $style;
    /** @var ComponentTextDecoration */
    private $decoration;
    /** @var array|null */
    private $contents;
    /** @var TemplateActionBuilder */
    private $actionBuilder;
    /** @var string */
    private $lineSpacing;

    /** @var string */
    private $position;
    /** @var string */
    private $offsetTop;
    /** @var string */
    private $offsetBottom;
    /** @var string */
    private $offsetStart;
    /** @var string */
    private $offsetEnd;

    /** @var ComponentAdjustMode */
    private $adjustMode;

    /** @var array|null */
    private $component;

    /**
     * TextComponentBuilder constructor.
     *
     * @param string|null $text
     * @param int|null $flex
     * @param ComponentMargin|null $margin
     * @param ComponentFontSize|null $size
     * @param ComponentAlign|null $align
     * @param ComponentGravity|null $gravity
     * @param boolean|null $wrap
     * @param int|null $maxLines
     * @param ComponentFontWeight|null $weight
     * @param string|null $color
     * @param TemplateActionBuilder|null $actionBuilder
     * @param string|null $lineSpacing
     */
    public function __construct(
        $text,
        $flex = null,
        $margin = null,
        $size = null,
        $align = null,
        $gravity = null,
        $wrap = null,
        $maxLines = null,
        $weight = null,
        $color = null,
        $actionBuilder = null,
        $lineSpacing = null
    ) {
        $this->text = $text;
        $this->flex = $flex;
        $this->margin = $margin;
        $this->size = $size;
        $this->align = $align;
        $this->gravity = $gravity;
        $this->wrap = $wrap;
        $this->maxLines = $maxLines;
        $this->weight = $weight;
        $this->color = $color;
        $this->actionBuilder = $actionBuilder;
        $this->lineSpacing = $lineSpacing;
    }

    /**
     * Create empty TextComponentBuilder.
     *
     * @return TextComponentBuilder
     */
    public static function builder()
    {
        return new self(null);
    }

    /**
     * Set text.
     *
     * @param string $text
     * @return TextComponentBuilder
     */
    public function setText($text)
    {
        $this->text = $text;
        return $this;
    }

    /**
     * Set flex.
     *
     * @param int|null $flex
     * @return TextComponentBuilder
     */
    public function setFlex($flex)
    {
        $this->flex = $flex;
        return $this;
    }

    /**
     * Set margin.
     *
     * @param ComponentMargin|string|null $margin
     * @return TextComponentBuilder
     */
    public function setMargin($margin)
    {
        $this->margin = $margin;
        return $this;
    }

    /**
     * Set size.
     *
     * specifiable pixel and keyword.
     * (e.g.
     * pixel: 5px
     * keyword: xxs (defined in ComponentFontSize)
     *
     * @param ComponentFontSize|string|null $size
     * @return TextComponentBuilder
     */
    public function setSize($size)
    {
        $this->size = $size;
        return $this;
    }

    /**
     * Set align.
     *
     * @param ComponentAlign|string|null $align
     * @return TextComponentBuilder
     */
    public function setAlign($align)
    {
        $this->align = $align;
        return $this;
    }

    /**
     * Set gravity.
     *
     * @param ComponentGravity|string|null $gravity
     * @return TextComponentBuilder
     */
    public function setGravity($gravity)
    {
        $this->gravity = $gravity;
        return $this;
    }

    /**
     * Set wrap.
     *
     * @param boolean|null $wrap
     * @return TextComponentBuilder
     */
    public function setWrap($wrap)
    {
        $this->wrap = $wrap;
        return $this;
    }

    /**
     * Set lineSpacing.
     *
     * @param string|null $lineSpacing
     * @return TextComponentBuilder
     */
    public function setLineSpacing($lineSpacing)
    {
        $this->lineSpacing = $lineSpacing;
        return $this;
    }

    /**
     * Set maxLines.
     *
     * @param int|null $maxLines
     * @return TextComponentBuilder
     */
    public function setMaxLines($maxLines)
    {
        $this->maxLines = $maxLines;
        return $this;
    }

    /**
     * Set weight.
     *
     * @param ComponentFontWeight|string|null $weight
     * @return TextComponentBuilder
     */
    public function setWeight($weight)
    {
        $this->weight = $weight;
        return $this;
    }

    /**
     * Set color.
     *
     * @param string|null $color
     * @return TextComponentBuilder
     */
    public function setColor($color)
    {
        $this->color = $color;
        return $this;
    }

    /**
     * Set style.
     *
     * @param ComponentTextStyle|string|null $style
     * @return TextComponentBuilder
     */
    public function setStyle($style)
    {
        $this->style = $style;
        return $this;
    }

    /**
     * Set decoration.
     *
     * @param ComponentTextDecoration|string|null $decoration
     * @return TextComponentBuilder
     */
    public function setDecoration($decoration)
    {
        $this->decoration = $decoration;
        return $this;
    }

    /**
     * Set action.
     *
     * @param TemplateActionBuilder|null $actionBuilder
     * @return TextComponentBuilder
     */
    public function setAction($actionBuilder)
    {
        $this->actionBuilder = $actionBuilder;
        return $this;
    }

    /**
     * Set position.
     *
     * specifiable relative or absolute
     *
     * @param string|ComponentPosition|null $position
     * @return $this
     */
    public function setPosition($position)
    {
        $this->position = $position;
        return $this;
    }

    /**
     * Set offsetTop.
     *
     * specifiable percentage, pixel and keyword.
     * (e.g.
     * percentage: 5%
     * pixel: 5px
     * keyword: none (defined in ComponentSpacing)
     *
     * @param string|ComponentSpacing|null $offsetTop
     * @return $this
     */
    public function setOffsetTop($offsetTop)
    {
        $this->offsetTop = $offsetTop;
        return $this;
    }

    /**
     * Set offsetBottom.
     *
     * specifiable percentage, pixel and keyword.
     * (e.g.
     * percentage: 5%
     * pixel: 5px
     * keyword: none (defined in ComponentSpacing)
     *
     * @param string|ComponentSpacing|null $offsetBottom
     * @return $this
     */
    public function setOffsetBottom($offsetBottom)
    {
        $this->offsetBottom = $offsetBottom;
        return $this;
    }

    /**
     * Set offsetStart.
     *
     * specifiable percentage, pixel and keyword.
     * (e.g.
     * percentage: 5%
     * pixel: 5px
     * keyword: none (defined in ComponentSpacing)
     *
     * @param string|ComponentSpacing|null $offsetStart
     * @return $this
     */
    public function setOffsetStart($offsetStart)
    {
        $this->offsetStart = $offsetStart;
        return $this;
    }

    /**
     * Set offsetEnd.
     *
     * specifiable percentage, pixel and keyword.
     * (e.g.
     * percentage: 5%
     * pixel: 5px
     * keyword: none (defined in ComponentSpacing)
     *
     * @param string|ComponentSpacing|null $offsetEnd
     * @return $this
     */
    public function setOffsetEnd($offsetEnd)
    {
        $this->offsetEnd = $offsetEnd;
        return $this;
    }

    /**
     * Set adjustMode
     *
     * @param ComponentAdjustMode|null $adjustMode
     * @return $this
     */
    public function setAdjustMode($adjustMode)
    {
        $this->adjustMode = $adjustMode;
        return $this;
    }

    /**
     * Set contents.
     *
     * @param array|null $contents array of SpanComponentBuilder
     * @return $this
     */
    public function setContents($contents)
    {
        $this->contents = $contents;
        return $this;
    }

    /**
     * Builds text component structure.
     *
     * @return array
     */
    public function build()
    {
        if (isset($this->component)) {
            return $this->component;
        }

        $this->component = BuildUtil::removeNullElements([
            'type' => ComponentType::TEXT,
            'text' => $this->text,
            'flex' => $this->flex,
            'margin' => $this->margin,
            'size' => $this->size,
            'align' => $this->align,
            'gravity' => $this->gravity,
            'wrap' => $this->wrap,
            'lineSpacing' => $this->lineSpacing,
            'maxLines' => $this->maxLines,
            'weight' => $this->weight,
            'color' => $this->color,
            'style' => $this->style,
            'decoration' => $this->decoration,
            'action' => BuildUtil::build($this->actionBuilder, 'buildTemplateAction'),
            'position' => $this->position,
            'offsetTop' => $this->offsetTop,
            'offsetBottom' => $this->offsetBottom,
            'offsetStart' => $this->offsetStart,
            'offsetEnd' => $this->offsetEnd,
            'adjustMode' => $this->adjustMode,
        ]);

        if (isset($this->contents)) {
            $this->component['contents'] = array_map(function ($span) {
                return $span->build();
            }, $this->contents);
        }

        return $this->component;
    }
}