import * as React from "react";
import * as SVG from "~/common/svg";
import * as Events from "~/common/custom-events";

import { css } from "@emotion/react";
import { TabGroup, PrimaryTabGroup, SecondaryTabGroup } from "~/components/core/TabGroup";
import { ButtonSecondary } from "~/components/system/components/Buttons";
import { FileTypeGroup } from "~/components/core/FileTypeIcon";

import ScenePage from "~/components/core/ScenePage";
import ScenePageHeader from "~/components/core/ScenePageHeader";
import SlatePreviewBlocks from "~/components/core/SlatePreviewBlock";
import CircleButtonGray from "~/components/core/CircleButtonGray";
import EmptyState from "~/components/core/EmptyState";

// TODO(jim): Slates design.
export default class SceneSlates extends React.Component {
  _handleAdd = () => {
    this.props.onAction({
      name: "Create slate",
      type: "SIDEBAR",
      value: "SIDEBAR_CREATE_SLATE",
    });
  };

  _handleSearch = () => {
    Events.dispatchCustomEvent({
      name: "show-search",
      detail: {},
    });
  };

  render() {
    let subscriptions = this.props.viewer.subscriptions
      .filter((each) => {
        return !!each.target_slate_id;
      })
      .map((relation) => relation.slate);

    return (
      <ScenePage>
        <ScenePageHeader
          title={
            this.props.mobile ? (
              <TabGroup
                tabs={[
                  { title: "Files", value: "NAV_DATA" },
                  { title: "Slates", value: "NAV_SLATES" },
                  { title: "Activity", value: "NAV_ACTIVITY" },
                ]}
                value={1}
                onAction={this.props.onAction}
                onChange={(value) => this.setState({ tab: value })}
                style={{ marginTop: 0, marginBottom: 32 }}
                itemStyle={{ margin: "0px 12px" }}
              />
            ) : (
              <PrimaryTabGroup
                tabs={[
                  { title: "Files", value: "NAV_DATA" },
                  { title: "Slates", value: "NAV_SLATES" },
                  { title: "Activity", value: "NAV_ACTIVITY" },
                ]}
                value={1}
                onAction={this.props.onAction}
              />
            )
          }
          actions={
            <div style={{ display: "flex", alignItems: "center", marginBottom: 24 }}>
              <CircleButtonGray onClick={this._handleAdd} style={{ marginRight: 16 }}>
                <SVG.Plus height="16px" />
              </CircleButtonGray>
              <SecondaryTabGroup
                tabs={[
                  { title: "My Slates", value: "NAV_SLATES" },
                  { title: "Following", value: "NAV_SLATES_FOLLOWING" },
                ]}
                value={this.props.tab}
                onAction={this.props.onAction}
                style={{ margin: 0 }}
              />
            </div>
          }
        />
        {/* <ScenePageHeader
          title="Slates"
          actions={
            this.props.tab === 0 ? (
              <CircleButtonGray onClick={this._handleAdd} style={{ marginLeft: 12 }}>
                <SVG.Plus height="16px" />
              </CircleButtonGray>
            ) : null
          }
        /> */}

        {this.props.tab === 0 ? (
          this.props.viewer.slates && this.props.viewer.slates.length ? (
            <SlatePreviewBlocks
              isOwner
              slates={this.props.viewer.slates}
              username={this.props.viewer.username}
              onAction={this.props.onAction}
            />
          ) : (
            <EmptyState>
              <FileTypeGroup />
              <div style={{ marginTop: 24 }}>
                Use slates to create mood boards, share files, and organize research.
              </div>
              <ButtonSecondary onClick={this._handleAdd} style={{ marginTop: 32 }}>
                Create slate
              </ButtonSecondary>
            </EmptyState>
          )
        ) : null}

        {this.props.tab === 1 ? (
          subscriptions && subscriptions.length ? (
            <SlatePreviewBlocks
              slates={subscriptions}
              username={null}
              onAction={this.props.onAction}
            />
          ) : (
            <EmptyState>
              You can follow any public slates on the network.
              <ButtonSecondary onClick={this._handleSearch} style={{ marginTop: 32 }}>
                Browse slates
              </ButtonSecondary>
            </EmptyState>
          )
        ) : null}
      </ScenePage>
    );
  }
}