import {
    useBlockProps,
    useInnerBlocksProps,
    store,
    InnerBlocks,
    InspectorControls,
} from "@wordpress/block-editor";
import {
    BlockEditProps,
    BlockInstance,
    registerBlockType,
} from "@wordpress/blocks";
import metadata from "./block.json";
import "./style.scss";
import "./editor.scss";
import { useSelect, useDispatch } from "@wordpress/data";
import { createBlock } from "@wordpress/blocks";
import {
    Button,
    __experimentalConfirmDialog as ConfirmDialog,
    TextControl,
} from "@wordpress/components";
import {
    positionLeft,
    positionRight,
    positionCenter,
    stretchFullWidth,
    reset,
    plus,
} from "@wordpress/icons";
import { useState } from "react";
import { SpacingControlSingle } from "@tableberg/components";
import {
    __experimentalToggleGroupControl as ToggleGroupControl,
    __experimentalToggleGroupControlOptionIcon as ToggleGroupControlOptionIcon,
    __experimentalToolsPanel as ToolsPanel,
    __experimentalToolsPanelItem as ToolsPanelItem,
    __experimentalNumberControl as NumberControl,
} from "@wordpress/components";
import { Icon } from "@wordpress/icons";
import { __ } from "@wordpress/i18n";
import { ColorControl } from "@tableberg/components";
import { getSpacingCssSingle } from "@tableberg/shared/utils/styling-helpers";
import blockIcon from "@tableberg/shared/icons/tableberg";

export interface ToggleBlockTypes {
    tabs: Array<string>;
    defaultActiveTabIndex: number;
    alignment: string;
    gap: string;
    tabType: string;
    activeTabTextColor: string;
    activeTabBackgroundColor: string;
    inactiveTabTextColor: string;
    inactiveTabBackgroundColor: string;
    tabBorderRadius: string;
}

interface AlignmentControls {
    icon: JSX.Element;
    title: string;
    value: string;
}

const alignmentOptions: Array<AlignmentControls> = [
    {
        icon: positionLeft,
        title: "Align left",
        value: "left",
    },
    {
        icon: positionCenter,
        title: "Align center",
        value: "center",
    },
    {
        icon: positionRight,
        title: "Align right",
        value: "right",
    },
    {
        icon: stretchFullWidth,
        title: "Stretch full width",
        value: "full",
    },
];

function edit({
    clientId,
    attributes,
    setAttributes,
    isSelected,
}: BlockEditProps<ToggleBlockTypes>) {
    const blockProps = useBlockProps();
    const { children, ...innerBlocksProps } = useInnerBlocksProps(blockProps, {
        allowedBlocks: ["tableberg/table"],
        template: [
            ["tableberg/table"],
            ["tableberg/table"],
            ["tableberg/table"],
        ],
        // @ts-ignore
        renderAppender: false,
    });

    const {
        tabs,
        alignment,
        defaultActiveTabIndex,
        gap,
        activeTabTextColor,
        inactiveTabTextColor,
        activeTabBackgroundColor,
        inactiveTabBackgroundColor,
        tabBorderRadius,
    } = attributes;

    const [activeTab, setActiveTab] = useState(defaultActiveTabIndex);

    const { innerBlocks, innerBlocksLength } = useSelect(
        select => {
            const innerBlocks = (
                select(store) as BlockEditorStoreSelectors
            ).getBlock(clientId)?.innerBlocks;
            return {
                innerBlocks,
                innerBlocksLength: innerBlocks?.length,
            };
        },
        [clientId]
    );

    const [deleteConfirmDialogIsOpen, setDeleteConfirmDialogIsOpen] =
        useState(false);
    const [deleteIndex, setDeleteIndex] = useState(0);

    const { insertBlock, removeBlock } = useDispatch(
        store
    ) as unknown as BlockEditorStoreActions;

    function tabAdditionHandler() {
        insertBlock(
            createBlock("tableberg/table"),
            innerBlocksLength,
            clientId,
            false
        );

        setActiveTab(innerBlocksLength!);
        setAttributes({
            tabs: [...tabs, "Untitled Tab"],
        });
    }

    function removeTabHandler(i: number) {
        if (!innerBlocks || !innerBlocksLength) {
            return;
        }

        removeBlock(innerBlocks[i].clientId, false);

        const newTabs = [...tabs.slice(0, i), ...tabs.slice(i + 1)];

        setActiveTab(0);
        setAttributes({
            tabs: newTabs,
        });
    }

    function cssTemplate({ clientId }: BlockInstance, i: number) {
        return `
            #block-${clientId} {
                display: ${activeTab === i ? "block" : "none"};
            }`;
    }

    const SidebarControls = (
        <>
            <InspectorControls>
                <ToolsPanel
                    label={__("Toggle Settings", "tableberg")}
                    resetAll={() => {}}
                >
                    <ToolsPanelItem
                        label={__("Default Active Tab")}
                        hasValue={() => true}
                    >
                        <TextControl
                            label="Current Tab Title"
                            value={tabs[activeTab]}
                            onChange={val => {
                                const newTabs = [...tabs];
                                newTabs[activeTab] = val;
                                setAttributes({
                                    tabs: newTabs,
                                });
                            }}
                        />
                        <NumberControl
                            label="Default Active Tab"
                            value={defaultActiveTabIndex + 1}
                            onChange={newVal =>
                                setAttributes({
                                    defaultActiveTabIndex: Math.max(
                                        0,
                                        Number(newVal || 1) - 1
                                    ),
                                })
                            }
                            min={1}
                            max={tabs.length}
                        />
                    </ToolsPanelItem>
                    <ToolsPanelItem
                        label={__("Tabs alignment", "tableberg")}
                        hasValue={() => true}
                    >
                        <ToggleGroupControl
                            __nextHasNoMarginBottom
                            label={__("Tabs alignment", "tableberg")}
                            value={alignment}
                            onChange={(newAlignment: any) =>
                                setAttributes({
                                    alignment: newAlignment,
                                })
                            }
                        >
                            {alignmentOptions.map(({ icon, title, value }) => (
                                <ToggleGroupControlOptionIcon
                                    key={value}
                                    icon={icon}
                                    value={value}
                                    label={title}
                                />
                            ))}
                        </ToggleGroupControl>
                    </ToolsPanelItem>
                </ToolsPanel>
            </InspectorControls>
            <InspectorControls group="color">
                <ColorControl
                    label={__("Active Tab Text Color", "tableberg")}
                    value={activeTabTextColor}
                    onChange={(newColor: string) =>
                        setAttributes({
                            activeTabTextColor: newColor,
                        })
                    }
                    onDeselect={() =>
                        setAttributes({
                            activeTabTextColor: "",
                        })
                    }
                />
                <ColorControl
                    label={__("Inactive Tab Text Color", "tableberg")}
                    value={inactiveTabTextColor}
                    onChange={(newColor: string) =>
                        setAttributes({
                            inactiveTabTextColor: newColor,
                        })
                    }
                    onDeselect={() =>
                        setAttributes({
                            inactiveTabTextColor: "",
                        })
                    }
                />
                <ColorControl
                    label={__("Active Tab Background Color", "tableberg")}
                    value={activeTabBackgroundColor}
                    onChange={(newColor: string) =>
                        setAttributes({
                            activeTabBackgroundColor: newColor,
                        })
                    }
                    onDeselect={() =>
                        setAttributes({
                            activeTabBackgroundColor: "",
                        })
                    }
                />
                <ColorControl
                    label={__("Inactive Tab Background Color", "tableberg")}
                    value={inactiveTabBackgroundColor}
                    onChange={(newColor: string) =>
                        setAttributes({
                            inactiveTabBackgroundColor: newColor,
                        })
                    }
                    onDeselect={() =>
                        setAttributes({
                            inactiveTabBackgroundColor: "",
                        })
                    }
                />
            </InspectorControls>
            <InspectorControls group="dimensions">
                <ToolsPanelItem
                    label={__("Spacing Under Tabs", "tableberg")}
                    hasValue={() => true}
                >
                    <SpacingControlSingle
                        label={__("Spacing Under Tabs", "tableberg")}
                        value={gap}
                        onChange={newGap =>
                            setAttributes({
                                gap: newGap,
                            })
                        }
                    />
                </ToolsPanelItem>
            </InspectorControls>
            <InspectorControls group="border">
                <ToolsPanelItem
                    label={__("Tab Heading Border Radius", "tableberg")}
                    hasValue={() => true}
                >
                    <SpacingControlSingle
                        label={__("Tab Heading Border Radius", "tableberg")}
                        value={tabBorderRadius}
                        onChange={newValue =>
                            setAttributes({
                                tabBorderRadius: newValue,
                            })
                        }
                    />
                </ToolsPanelItem>
            </InspectorControls>
        </>
    );

    return (
        <div {...blockProps} className="toggle-block">
            {SidebarControls}
            <div {...innerBlocksProps}>
                <nav
                    data-toolbar-trigger="true"
                    className={`tab-headings ${alignment}`}
                    style={{ marginBottom: getSpacingCssSingle(gap) }}
                >
                    {tabs.map((tab, i) => (
                        <ToggleTab
                            key={`${i}-${tab}`}
                            active={activeTab === i}
                            title={tab}
                            onClick={() => setActiveTab(i)}
                            onDelete={() => {
                                setDeleteIndex(i);
                                setDeleteConfirmDialogIsOpen(true);
                            }}
                            styles={{
                                activeTabBackgroundColor,
                                inactiveTabBackgroundColor,
                                activeTabTextColor,
                                inactiveTabTextColor,
                                tabBorderRadius,
                            }}
                        />
                    ))}

                    {deleteConfirmDialogIsOpen && (
                        <ConfirmDialog
                            isOpen={deleteConfirmDialogIsOpen}
                            onCancel={() => setDeleteConfirmDialogIsOpen(false)}
                            onConfirm={() => {
                                removeTabHandler(deleteIndex);
                                setDeleteConfirmDialogIsOpen(false);
                            }}
                        >
                            Are you sure you want to delete this tab?
                        </ConfirmDialog>
                    )}

                    {isSelected && (
                        <div className="tab-heading-add">
                            <Button icon={plus} onClick={tabAdditionHandler} />
                        </div>
                    )}
                </nav>
                <style>{innerBlocks?.map(cssTemplate).join("\n")}</style>
                <div className="tab-content">
                    <div>
                        <div>{children}</div>
                    </div>
                </div>
            </div>
        </div>
    );
}

function ToggleTab({
    title,
    active = false,
    styles,
    onClick,
    onDelete,
}: {
    title: string;
    active: boolean;
    onClick: () => void;
    onDelete: () => void;
    styles: {
        activeTabBackgroundColor: string;
        inactiveTabBackgroundColor: string;
        activeTabTextColor: string;
        inactiveTabTextColor: string;
        tabBorderRadius: string;
    };
}) {
    const activeStyles = {
        backgroundColor: styles.activeTabBackgroundColor,
        borderRadius: getSpacingCssSingle(styles.tabBorderRadius),
        color: styles.activeTabTextColor,
    };
    const inactiveStyles = {
        backgroundColor: styles.inactiveTabBackgroundColor,
        borderRadius: getSpacingCssSingle(styles.tabBorderRadius),
        color: styles.inactiveTabTextColor,
    };

    return (
        <div
            className={`tab-heading ${active ? "active" : ""}`}
            onClick={onClick}
            data-toolbar-trigger="true"
            style={active ? activeStyles : inactiveStyles}
        >
            <p tabIndex={0}>{title}</p>
            <button className="tab-heading-remove" onClick={onDelete}>
                <Icon icon={reset} />
            </button>
        </div>
    );
}

function save() {
    const blockProps = useBlockProps.save();

    return (
        <div {...blockProps}>
            <InnerBlocks.Content />
        </div>
    );
}

registerBlockType(metadata as any, {
    attributes: metadata.attributes as any,
    icon: blockIcon,
    edit,
    save,
});