import { React, useState } from "react";
import { defaultTableTheme, sqlDataTypes, tableThemes } from "../data/data";
import {
  Collapse,
  Input,
  Row,
  Col,
  Form,
  Button,
  Card,
  Popover,
  Checkbox,
  Select,
  AutoComplete,
  Toast
} from "@douyinfe/semi-ui";
import {
  IconMore,
  IconKeyStroked,
  IconColorPalette,
  IconDeleteStroked,
  IconCheckboxTick,
  IconPlus,
  IconSearch,
} from "@douyinfe/semi-icons";

export default function TableOverview(props) {
  const [indexActiveKey, setIndexActiveKey] = useState("");
  const [indexActiveKeyTable, setIndexActiveKeyTable] = useState([]);

  const updateColor = (id, c) => {
    const updatedTables = [...props.tables];
    updatedTables[id] = { ...updatedTables[id], color: c };
    props.setTables(updatedTables);
  };

  const [value, setValue] = useState("");
  const [filteredResult, setFilteredResult] = useState(
    props.tables.map((t) => {
      return t.name;
    })
  );

  const handleStringSearch = (value) => {
    setFilteredResult(
      props.tables
        .map((t) => {
          return t.name;
        })
        .filter((i) => i.includes(value))
    );
  };

  const handleChange = (value) => {
    setValue(value);
  };

  return (
    <>
      <div className="p-2">
        <Row gutter={6}>
          <Col span={16}>
            <AutoComplete
              data={filteredResult}
              value={value}
              showClear
              prefix={<IconSearch />}
              placeholder="Search..."
              emptyContent={<div className="p-3">No tables found</div>}
              onSearch={(v) => handleStringSearch(v)}
              onChange={(v) => handleChange(v)}
              onSelect={(v) => {
                const { id, name } = props.tables.find((t) => t.name === v);
                setIndexActiveKeyTable([`${id}`]);
                document
                  .getElementById(`${name}_scroll_id`)
                  .scrollIntoView({ behavior: "smooth" });
              }}
              className="w-full"
            />
          </Col>
          <Col span={8}>
            <Button
              icon={<IconPlus />}
              block
              onClick={() => {
                const id =
                  props.tables.length === 0
                    ? 0
                    : props.tables[props.tables.length - 1].id + 1;
                const newTable = {
                  id: id,
                  name: `table_${id}`,
                  x: 0,
                  y: 0,
                  fields: [
                    {
                      name: "id",
                      type: "UUID",
                      default: "",
                      check: "",
                      primary: true,
                      unique: true,
                      notNull: true,
                      increment: true,
                      comment: "",
                    },
                  ],
                  comment: "",
                  indices: [],
                  color: defaultTableTheme,
                };
                props.setTables((prev) => {
                  const updatedTables = [...prev, newTable];
                  return updatedTables;
                });
              }}
            >
              Add table
            </Button>
          </Col>
        </Row>
      </div>
      <Collapse
        activeKey={indexActiveKeyTable}
        onChange={(k) => setIndexActiveKeyTable(k)}
      >
        {props.tables.map((t, i) => (
          <div id={`${t.name}_scroll_id`} key={t.id}>
            <Collapse.Panel
              header={
                <div>
                  <Input defaultValue={t.name} borderless />
                </div>
              }
              itemKey={`${t.id}`}
            >
              {t.fields.map((f, j) => (
                <Form
                  key={j}
                  onChange={(value) => {
                    const updatedTables = [...props.tables];
                    updatedTables[i].fields = updatedTables[i].fields.map(
                      (field, index) =>
                        index === j ? { ...field, ...value.values } : field
                    );
                    props.setTables(updatedTables);
                  }}
                >
                  <Row
                    type="flex"
                    justify="start"
                    align="middle"
                    gutter={6}
                    className="hover:bg-slate-100"
                  >
                    <Col span={7}>
                      <Form.Input
                        field="name"
                        noLabel={true}
                        initValue={f.name}
                        className="m-0"
                        placeholder="Name"
                      />
                    </Col>
                    <Col span={8}>
                      <Form.Select
                        className="w-full"
                        field="type"
                        noLabel={true}
                        optionList={sqlDataTypes.map((value, index) => {
                          return {
                            label: value,
                            value: value,
                          };
                        })}
                        filter
                        initValue={f.type}
                      ></Form.Select>
                    </Col>
                    <Col span={3}>
                      <Button
                        type={f.notNull ? "primary" : "tertiary"}
                        title="Nullable"
                        theme={f.notNull ? "solid" : "light"}
                        onClick={() => {
                          const updatedTables = [...props.tables];
                          updatedTables[i].fields = updatedTables[i].fields.map(
                            (field, index) =>
                              index === j
                                ? { ...field, notNull: !f.notNull }
                                : field
                          );
                          props.setTables(updatedTables);
                        }}
                      >
                        ?
                      </Button>
                    </Col>
                    <Col span={3}>
                      <Button
                        type={f.primary ? "primary" : "tertiary"}
                        title="Nullable"
                        theme={f.primary ? "solid" : "light"}
                        onClick={() => {
                          const updatedTables = [...props.tables];
                          updatedTables[i].fields = updatedTables[i].fields.map(
                            (field, index) =>
                              index === j
                                ? { ...field, primary: !f.primary }
                                : field
                          );
                          props.setTables(updatedTables);
                        }}
                        icon={<IconKeyStroked />}
                      ></Button>
                    </Col>
                    <Col span={3}>
                      <Popover
                        content={
                          <div className="px-1">
                            <Form
                              onChange={(value) => {
                                const updatedTables = [...props.tables];
                                updatedTables[i] = {
                                  ...updatedTables[i],
                                  fields: updatedTables[i].fields.map(
                                    (field, index) =>
                                      index === j
                                        ? { ...field, ...value.values }
                                        : field
                                  ),
                                };
                                props.setTables(updatedTables);
                              }}
                            >
                              <Form.Input
                                field="default"
                                label="Default"
                                initValue={f.default}
                                trigger="blur"
                                placeholder="Set default"
                              />
                              <Form.Input
                                field="check"
                                label="Check Expression"
                                trigger="blur"
                                placeholder="Set constraint"
                                initValue={f.check}
                              />
                              <div className="flex justify-between items-center my-3">
                                <label htmlFor="unique" className="font-medium">
                                  Unique
                                </label>
                                <Checkbox
                                  value="unique"
                                  defaultChecked={f.unique}
                                  onChange={(checkedValues) => {
                                    const updatedTables = [...props.tables];
                                    updatedTables[i].fields = updatedTables[
                                      i
                                    ].fields.map((field, index) =>
                                      index === j
                                        ? {
                                            ...field,
                                            [checkedValues.target.value]:
                                              checkedValues.target.checked,
                                          }
                                        : field
                                    );
                                    props.setTables(updatedTables);
                                  }}
                                ></Checkbox>
                              </div>
                              <div className="flex justify-between items-center my-3">
                                <label
                                  htmlFor="increment"
                                  className="font-medium"
                                >
                                  Autoincrement
                                </label>
                                <Checkbox
                                  value="increment"
                                  defaultChecked={f.increment}
                                  onChange={(checkedValues) => {
                                    const updatedTables = [...props.tables];
                                    updatedTables[i].fields = updatedTables[
                                      i
                                    ].fields.map((field, index) =>
                                      index === j
                                        ? {
                                            ...field,
                                            [checkedValues.target.value]:
                                              checkedValues.target.checked,
                                          }
                                        : field
                                    );
                                    props.setTables(updatedTables);
                                  }}
                                ></Checkbox>
                              </div>
                              <Form.TextArea
                                field="comment"
                                label="Comment"
                                placeholder="Add comment"
                                initValue={f.comment}
                                autosize
                                rows={2}
                              />
                            </Form>
                            <Button
                              icon={<IconDeleteStroked />}
                              type="danger"
                              block
                              onClick={(ev) => {
                                props.setTables((prev) => {
                                  const updatedTables = [...prev];
                                  const updatedFields = [
                                    ...updatedTables[t.id].fields,
                                  ];
                                  updatedFields.splice(j, 1);
                                  updatedTables[t.id].fields = [
                                    ...updatedFields,
                                  ];
                                  return updatedTables;
                                });
                              }}
                            >
                              Delete
                            </Button>
                          </div>
                        }
                        trigger="click"
                        position="rightTop"
                        showArrow
                      >
                        <Button type="tertiary" icon={<IconMore />}></Button>
                      </Popover>
                    </Col>
                  </Row>
                </Form>
              ))}
              {t.indices.length > 0 && (
                <Card
                  bodyStyle={{ padding: "4px" }}
                  style={{ marginTop: "12px", marginBottom: "12px" }}
                  headerLine={false}
                >
                  <Collapse
                    activeKey={indexActiveKey}
                    onChange={(itemKey) => setIndexActiveKey(itemKey)}
                  >
                    <Collapse.Panel header="Indices" itemKey="1" accordion>
                      {t.indices.map((idx, k) => (
                        <div
                          className="flex justify-between items-center mb-2"
                          key={k}
                        >
                          <Select
                            placeholder="Select fields"
                            multiple
                            optionList={t.fields.map((e) => ({
                              value: e.name,
                              label: e.name,
                            }))}
                            className="w-full"
                            defaultValue={idx.fields}
                            onChange={(value) => {
                              const updatedTables = [...props.tables];
                              const updatedIndices = [...t.indices];
                              updatedIndices[k] = {
                                name: `${value.join("_")}_index`,
                                fields: [...value],
                              };
                              updatedTables[i] = {
                                ...t,
                                indices: [...updatedIndices],
                              };
                              props.setTables(updatedTables);
                            }}
                          />
                          <Popover
                            content={
                              <div className="px-1">
                                <Form>
                                  <Form.Input
                                    field="name"
                                    label="Name"
                                    initValue={idx.name}
                                    trigger="blur"
                                    placeholder="Index name"
                                  />
                                </Form>
                                <Button
                                  icon={<IconDeleteStroked />}
                                  type="danger"
                                  block
                                  onClick={() => {
                                    const updatedTables = [...props.tables];
                                    const updatedIndices = [...t.indices];
                                    updatedIndices.splice(k, 1);
                                    updatedTables[i] = {
                                      ...t,
                                      indices: [...updatedIndices],
                                    };
                                    props.setTables(updatedTables);
                                  }}
                                >
                                  Delete
                                </Button>
                              </div>
                            }
                            trigger="click"
                            position="rightTop"
                            showArrow
                          >
                            <Button
                              icon={<IconMore />}
                              type="tertiary"
                              style={{ marginLeft: "12px" }}
                            ></Button>
                          </Popover>
                        </div>
                      ))}
                    </Collapse.Panel>
                  </Collapse>
                </Card>
              )}
              <Card
                bodyStyle={{ padding: "4px" }}
                style={{ marginTop: "12px", marginBottom: "12px" }}
                headerLine={false}
              >
                <Collapse>
                  <Collapse.Panel header="Comment" itemKey="1">
                    <Form
                      onChange={(value) => {
                        const updatedTables = [...props.tables];
                        updatedTables[i] = {
                          ...t,
                          ...value.values,
                        };
                        props.setTables(updatedTables);
                      }}
                    >
                      <Form.TextArea
                        field="comment"
                        noLabel={true}
                        showClear
                        onClear={() => {
                          const updatedTables = [...props.tables];
                          updatedTables[i] = {
                            ...t,
                            comment: "",
                          };
                          props.setTables(updatedTables);
                        }}
                        initValue={t.comment}
                        autosize
                        placeholder="Add comment"
                        rows={1}
                      />
                    </Form>
                  </Collapse.Panel>
                </Collapse>
              </Card>
              <Row gutter={6} className="mt-2">
                <Col span={8}>
                  <Popover
                    content={
                      <div>
                        <div className="flex justify-between items-center p-2">
                          <div className="font-medium">Theme</div>
                          <Button
                            type="tertiary"
                            size="small"
                            onClick={() => updateColor(i, defaultTableTheme)}
                          >
                            Clear
                          </Button>
                        </div>
                        <hr />
                        <div className="py-3">
                          <div>
                            {tableThemes
                              .slice(0, Math.ceil(tableThemes.length / 2))
                              .map((c) => (
                                <button
                                  key={c}
                                  style={{ backgroundColor: c }}
                                  className="p-3 rounded-full mx-1"
                                  onClick={() => updateColor(i, c)}
                                >
                                  {t.color === c ? (
                                    <IconCheckboxTick
                                      style={{ color: "white" }}
                                    />
                                  ) : (
                                    <IconCheckboxTick style={{ color: c }} />
                                  )}
                                </button>
                              ))}
                          </div>
                          <div className="mt-3">
                            {tableThemes
                              .slice(Math.ceil(tableThemes.length / 2))
                              .map((c) => (
                                <button
                                  key={c}
                                  style={{ backgroundColor: c }}
                                  className="p-3 rounded-full mx-1"
                                  onClick={() => updateColor(i, c)}
                                >
                                  {t.color === c ? (
                                    <IconCheckboxTick
                                      style={{ color: "white" }}
                                    />
                                  ) : (
                                    <IconCheckboxTick style={{ color: c }} />
                                  )}
                                </button>
                              ))}
                          </div>
                        </div>
                      </div>
                    }
                    trigger="click"
                    position="bottomLeft"
                    showArrow
                  >
                    <Button
                      type="tertiary"
                      icon={<IconColorPalette />}
                    ></Button>
                  </Popover>
                </Col>
                <Col span={7}>
                  <Button
                    block
                    onClick={() => {
                      setIndexActiveKey("1");
                      const updatedTables = [...props.tables];
                      updatedTables[i] = {
                        ...t,
                        indices: [
                          ...t.indices,
                          { name: `index_${t.indices.length}`, fields: [] },
                        ],
                      };
                      props.setTables(updatedTables);
                    }}
                  >
                    Add index
                  </Button>
                </Col>
                <Col span={6}>
                  <Button
                    onClick={() => {
                      const updatedTables = [...props.tables];
                      updatedTables[i].fields = [
                        ...updatedTables[i].fields,
                        {
                          name: "",
                          type: "",
                          default: "",
                          primary: false,
                          unique: false,
                          notNull: false,
                          increment: false,
                          comment: "",
                        },
                      ];
                      props.setTables(updatedTables);
                    }}
                    block
                  >
                    Add field
                  </Button>
                </Col>
                <Col span={3}>
                  <Button
                    icon={<IconDeleteStroked />}
                    type="danger"
                    onClick={() => {
                      Toast.success(`Table deleted!`);
                      props.handleDelete(i);
                    }}
                  ></Button>
                </Col>
              </Row>
            </Collapse.Panel>
          </div>
        ))}
      </Collapse>
    </>
  );
}