import { mergeDeepLeft } from 'ramda'
import global from '../common/global'

const initial = {
  /*
   * The Domain or 'domain' of this state refers to the tree of data
   *  available for render and display.
   * Selections and filters in the 'app' subtree will operate the domain
   *   in mapStateToProps of the Dashboard, and determine which items
   *   in the domain will get rendered by React
   */
  domain: {
    events: [],
    locations: [],
    categories: [],
    associations: [],
    sources: {},
    sites: [],
    notifications: []
  },

  /*
   * The 'app' subtree of this state determines the data and information to be
   *   displayed.
   * It may refer to those the user interacts with, by selecting,
   *   filtering and so on, which ultimately operate on the data to be displayed.
   * Additionally, some of the 'app' flags are determined by the config file
   *   or by the characteristics of the client, browser, etc.
   */
  app: {
    errors: {
      source: null
    },
    highlighted: null,
    selected: [],
    source: null,
    narrative: null,
    narrativeState: {
      current: null
    },
    filters: {
      filters: [],
      categories: [],
      views: {
        events: true,
        routes: false,
        sites: true
      }
    },
    isMobile: (/Mobi/.test(navigator.userAgent)),
    language: 'en-US',
    map: {
      anchor: [31.356397, 34.784818],
      startZoom: 11,
      minZoom: 6,
      maxZoom: 18,
      bounds: null,
      maxBounds: [[180, -180], [-180, 180]]
    },
    timeline: {
      dimensions: {
        height: 250,
        width: 0,
        marginLeft: 100,
        marginTop: 15,
        marginBottom: 60,
        contentHeight: 200,
        width_controls: 100
      },
      range: [
        new Date(2001, 2, 23, 12),
        new Date(2021, 2, 23, 12)
      ],
      rangeLimits: [
        new Date(1, 1, 1, 1),
        new Date()
      ],
      zoomLevels: [
        { label: '20 years', duration: 10512000 },
        { label: '2 years', duration: 1051200 },
        { label: '3 months', duration: 129600 },
        { label: '3 days', duration: 4320 },
        { label: '12 hours', duration: 720 },
        { label: '1 hour', duration: 60 }
      ]
    },
    flags: {
      isFetchingDomain: false,
      isFetchingSources: false,
      isCover: true,
      isCardstack: true,
      isInfopopup: false,
      isShowingSites: true
    },
    cover: {
      title: 'project title',
      description: 'A description of the project goes here.\n\nThis description may contain markdown.\n\n# This is a large title, for example.\n\n## Whereas this is a slightly smaller title.\n\nCheck out docs/custom-covers.md in the [Timemap GitHub repo](https://github.com/forensic-architecture/timemap) for more information around how to specify custom covers.',
      exploreButton: 'EXPLORE'
    },
    loading: false
  },

  /*
   * The 'ui' subtree of this state refers the state of the cosmetic
   *   elements of the application, such as color palettes of categories
   *   as well as dom elements to attach SVG
   */
  ui: {
    tiles: 'openstreetmap', // ['openstreetmap', 'streets', 'satellite']
    style: {
      categories: {
        default: global.fallbackEventColor
      },
      narratives: {
        default: {
          opacity: 0.9,
          stroke: global.fallbackEventColor,
          strokeWidth: 3
        }
      },
      shapes: {
        default: {
          stroke: 'blue',
          strokeWidth: 3,
          opacity: 0.9
        }
      }
    },
    dom: {
      timeline: 'timeline',
      timeslider: 'timeslider',
      map: 'map'
    },
    eventRadius: 8
  },

  features: {
    USE_COVER: false,
    USE_ASSOCIATIONS: false,
    USE_SEARCH: false,
    USE_SITES: false,
    USE_SOURCES: false,
    USE_SHAPES: false,
    GRAPH_NONLOCATED: false,
    HIGHLIGHT_GROUPS: false
  }
}

let appStore
if (process.env.store) {
  appStore = mergeDeepLeft(process.env.store, initial)
} else {
  appStore = initial
}

// NB: config.js dates get implicitly converted to strings in mergeDeepLeft
appStore.app.timeline.range[0] = new Date(appStore.app.timeline.range[0])
appStore.app.timeline.range[1] = new Date(appStore.app.timeline.range[1])

export default appStore