import { classes } from 'common/react';
import { uniqBy } from 'common/collections';
import { useBackend, useSharedState } from '../backend';
import { formatSiUnit, formatMoney } from '../format';
import { Flex, Section, Tabs, Box, Button, Fragment, ProgressBar, NumberInput, Icon, Input, Tooltip } from '../components';
import { Window } from '../layouts';
import { createSearch, toTitleCase } from 'common/string';
import { toFixed } from 'common/math';

const MATERIAL_KEYS = {
  'steel': 'sheet-metal_3',
  'glass': 'sheet-glass_3',
  'silver': 'sheet-silver_3',
  'graphite': 'sheet-puck_3',
  'plasteel': 'sheet-plasteel_3',
  'durasteel': 'sheet-durasteel_3',
  'verdantium': 'sheet-wavy_3',
  'morphium': 'sheet-wavy_3',
  'mhydrogen': 'sheet-mythril_3',
  'gold': 'sheet-gold_3',
  'diamond': 'sheet-diamond',
  'supermatter': 'sheet-super_3',
  'osmium': 'sheet-silver_3',
  'phoron': 'sheet-phoron_3',
  'uranium': 'sheet-uranium_3',
  'titanium': 'sheet-titanium_3',
  'lead': 'sheet-adamantine_3',
  'platinum': 'sheet-adamantine_3',
  'plastic': 'sheet-plastic_3',
};

const COLOR_NONE = 0;
const COLOR_AVERAGE = 1;
const COLOR_BAD = 2;

const COLOR_KEYS = {
  [COLOR_NONE]: false,
  [COLOR_AVERAGE]: 'average',
  [COLOR_BAD]: 'bad',
};

const materialArrayToObj = (materials) => {
  let materialObj = {};

  materials.forEach((m) => {
    materialObj[m.name] = m.amount;
  });

  return materialObj;
};

const partBuildColor = (cost, tally, material) => {
  if (cost > material) {
    return { color: COLOR_BAD, deficit: cost - material };
  }

  if (tally > material) {
    return { color: COLOR_AVERAGE, deficit: cost };
  }

  if (cost + tally > material) {
    return { color: COLOR_AVERAGE, deficit: cost + tally - material };
  }

  return { color: COLOR_NONE, deficit: 0 };
};

const partCondFormat = (materials, tally, part) => {
  let format = { 'textColor': COLOR_NONE };

  Object.keys(part.cost).forEach((mat) => {
    format[mat] = partBuildColor(part.cost[mat], tally[mat], materials[mat]);

    if (format[mat].color > format['textColor']) {
      format['textColor'] = format[mat].color;
    }
  });

  return format;
};

const queueCondFormat = (materials, queue) => {
  let materialTally = {};
  let matFormat = {};
  let missingMatTally = {};
  let textColors = {};

  queue.forEach((part, i) => {
    textColors[i] = COLOR_NONE;
    Object.keys(part.cost).forEach((mat) => {
      materialTally[mat] = materialTally[mat] || 0;
      missingMatTally[mat] = missingMatTally[mat] || 0;

      matFormat[mat] = partBuildColor(part.cost[mat], materialTally[mat], materials[mat]);

      if (matFormat[mat].color !== COLOR_NONE) {
        if (textColors[i] < matFormat[mat].color) {
          textColors[i] = matFormat[mat].color;
        }
      } else {
        materialTally[mat] += part.cost[mat];
      }

      missingMatTally[mat] += matFormat[mat].deficit;
    });
  });
  return { materialTally, missingMatTally, textColors, matFormat };
};

const searchFilter = (search, allparts) => {
  let searchResults = [];

  if (!search.length) {
    return;
  }

  const resultFilter = createSearch(search, (part) => (part.name || '') + (part.desc || '') + (part.searchMeta || ''));

  Object.keys(allparts).forEach((category) => {
    allparts[category].filter(resultFilter).forEach((e) => {
      searchResults.push(e);
    });
  });

  searchResults = uniqBy((part) => part.name)(searchResults);

  return searchResults;
};

export const ExosuitFabricator = (props, context) => {
  const { act, data } = useBackend(context);

  const queue = data.queue || [];
  const materialAsObj = materialArrayToObj(data.materials || []);

  const { materialTally, missingMatTally, textColors } = queueCondFormat(materialAsObj, queue);

  const [displayMatCost, setDisplayMatCost] = useSharedState(context, 'display_mats', false);

  const [displayAllMat, setDisplayAllMat] = useSharedState(context, 'display_all_mats', false);

  return (
    <Window resizable width={1100} height={640}>
      <Window.Content scrollable>
        <Flex fillPositionedParent direction="column">
          <Flex>
            <Flex.Item ml={1} mr={1} mt={1} basis="75%" grow={1}>
              <Section title="Materials">
                <Materials displayAllMat={displayAllMat} />
              </Section>
            </Flex.Item>
            <Flex.Item mt={1} mr={1}>
              <Section title="Settings" height="100%">
                <Button.Checkbox onClick={() => setDisplayMatCost(!displayMatCost)} checked={displayMatCost}>
                  Display Material Costs
                </Button.Checkbox>
                <Button.Checkbox onClick={() => setDisplayAllMat(!displayAllMat)} checked={displayAllMat}>
                  Display All Materials
                </Button.Checkbox>
                {(data.species_types && (
                  <Box color="label">
                    Species:
                    <Button onClick={() => act('species')}>{data.species}</Button>
                  </Box>
                )) ||
                  null}
                {(data.manufacturers && (
                  <Box color="label">
                    Manufacturer:
                    <Button onClick={() => act('manufacturer')}>{data.manufacturer}</Button>
                  </Box>
                )) ||
                  null}
              </Section>
            </Flex.Item>
          </Flex>
          <Flex.Item grow={1} m={1}>
            <Flex spacing={1} height="100%" overflowY="hide">
              <Flex.Item position="relative" basis="20%">
                <Section
                  height="100%"
                  overflowY="auto"
                  title="Categories"
                  buttons={<Button content="R&D Sync" onClick={() => act('sync_rnd')} />}>
                  <PartSets />
                </Section>
              </Flex.Item>
              <Flex.Item position="relative" grow={1}>
                <Box fillPositionedParent overflowY="auto">
                  <PartLists queueMaterials={materialTally} materials={materialAsObj} />
                </Box>
              </Flex.Item>
              <Flex.Item width="420px" position="relative">
                <Queue queueMaterials={materialTally} missingMaterials={missingMatTally} textColors={textColors} />
              </Flex.Item>
            </Flex>
          </Flex.Item>
        </Flex>
      </Window.Content>
    </Window>
  );
};

const EjectMaterial = (props, context) => {
  const { act } = useBackend(context);

  const { material } = props;

  const { name, removable, sheets } = material;

  const [removeMaterials, setRemoveMaterials] = useSharedState(context, 'remove_mats_' + name, 1);

  if (removeMaterials > 1 && sheets < removeMaterials) {
    setRemoveMaterials(sheets || 1);
  }

  return (
    <Fragment>
      <NumberInput
        width="30px"
        animated
        value={removeMaterials}
        minValue={1}
        maxValue={sheets || 1}
        initial={1}
        onDrag={(e, val) => {
          const newVal = parseInt(val, 10);
          if (Number.isInteger(newVal)) {
            setRemoveMaterials(newVal);
          }
        }}
      />
      <Button
        icon="eject"
        disabled={!removable}
        onClick={() =>
          act('remove_mat', {
            id: name,
            amount: removeMaterials,
          })
        }
      />
    </Fragment>
  );
};

export const Materials = (props, context) => {
  const { data } = useBackend(context);

  const { displayAllMat, disableEject = false } = props;

  const materials = data.materials || [];

  let display_materials = materials.filter((mat) => displayAllMat || mat.amount > 0);

  if (display_materials.length === 0) {
    return (
      <Box textAlign="center">
        <Icon textAlign="center" size={5} name="inbox" />
        <br />
        <b>No Materials Loaded.</b>
      </Box>
    );
  }

  return (
    <Flex wrap="wrap">
      {display_materials.map(
        (material) =>
          (
            <Flex.Item width="80px" key={material.name}>
              <MaterialAmount name={material.name} amount={material.amount} formatsi />
              {!disableEject && (
                <Box mt={1} style={{ 'text-align': 'center' }}>
                  <EjectMaterial material={material} />
                </Box>
              )}
            </Flex.Item>
          ) || null
      )}
    </Flex>
  );
};

const MaterialAmount = (props, context) => {
  const { name, amount, formatsi, formatmoney, color, style } = props;

  let amountDisplay = '0';
  if (amount < 1 && amount > 0) {
    amountDisplay = toFixed(amount, 2);
  } else if (formatsi) {
    amountDisplay = formatSiUnit(amount, 0);
  } else if (formatmoney) {
    amountDisplay = formatMoney(amount);
  } else {
    amountDisplay = amount;
  }

  return (
    <Flex direction="column" align="center">
      <Flex.Item>
        <Tooltip position="bottom" content={toTitleCase(name)}>
          <Box className={classes(['sheetmaterials32x32', MATERIAL_KEYS[name]])} position="relative" style={style} />
        </Tooltip>
      </Flex.Item>
      <Flex.Item>
        <Box textColor={color} style={{ 'text-align': 'center' }}>
          {amountDisplay}
        </Box>
      </Flex.Item>
    </Flex>
  );
};

const PartSets = (props, context) => {
  const { data } = useBackend(context);

  const partSets = data.partSets || [];
  const buildableParts = data.buildableParts || {};

  const [selectedPartTab, setSelectedPartTab] = useSharedState(
    context,
    'part_tab',
    partSets.length ? buildableParts[0] : ''
  );

  return (
    <Tabs vertical>
      {partSets.map(
        (set) =>
          !!buildableParts[set] && (
            <Tabs.Tab
              key={set}
              selected={set === selectedPartTab}
              disabled={!buildableParts[set]}
              onClick={() => setSelectedPartTab(set)}>
              {set}
            </Tabs.Tab>
          )
      )}
    </Tabs>
  );
};

const PartLists = (props, context) => {
  const { data } = useBackend(context);

  const getFirstValidPartSet = (sets) => {
    for (let set of sets) {
      if (buildableParts[set]) {
        return set;
      }
    }
    return null;
  };

  const partSets = data.partSets || [];
  const buildableParts = data.buildableParts || [];

  const { queueMaterials, materials } = props;

  const [selectedPartTab, setSelectedPartTab] = useSharedState(context, 'part_tab', getFirstValidPartSet(partSets));

  const [searchText, setSearchText] = useSharedState(context, 'search_text', '');

  if (!selectedPartTab || !buildableParts[selectedPartTab]) {
    const validSet = getFirstValidPartSet(partSets);
    if (validSet) {
      setSelectedPartTab(validSet);
    } else {
      return;
    }
  }

  let partsList;
  // Build list of sub-categories if not using a search filter.
  if (!searchText) {
    partsList = { 'Parts': [] };
    buildableParts[selectedPartTab].forEach((part) => {
      part['format'] = partCondFormat(materials, queueMaterials, part);
      if (!part.subCategory) {
        partsList['Parts'].push(part);
        return;
      }
      if (!(part.subCategory in partsList)) {
        partsList[part.subCategory] = [];
      }
      partsList[part.subCategory].push(part);
    });
  } else {
    partsList = [];
    searchFilter(searchText, buildableParts).forEach((part) => {
      part['format'] = partCondFormat(materials, queueMaterials, part);
      partsList.push(part);
    });
  }

  return (
    <Fragment>
      <Section>
        <Flex>
          <Flex.Item mr={1}>
            <Icon name="search" />
          </Flex.Item>
          <Flex.Item grow={1}>
            <Input fluid placeholder="Search for..." onInput={(e, v) => setSearchText(v)} />
          </Flex.Item>
        </Flex>
      </Section>
      {(!!searchText && (
        <PartCategory name={'Search Results'} parts={partsList} forceShow placeholder="No matching results..." />
      )) ||
        Object.keys(partsList).map((category) => (
          <PartCategory key={category} name={category} parts={partsList[category]} />
        ))}
    </Fragment>
  );
};

const PartCategory = (props, context) => {
  const { act, data } = useBackend(context);

  const { buildingPart } = data;

  const { parts, name, forceShow, placeholder } = props;

  const [displayMatCost] = useSharedState(context, 'display_mats', false);

  return (
    (!!parts.length || forceShow) && (
      <Section
        title={name}
        buttons={
          <Button
            disabled={!parts.length}
            color="good"
            content="Queue All"
            icon="plus-circle"
            onClick={() =>
              act('add_queue_set', {
                part_list: parts.map((part) => part.id),
              })
            }
          />
        }>
        {!parts.length && placeholder}
        {parts.map((part) => (
          <Fragment key={part.name}>
            <Flex align="center">
              <Flex.Item>
                <Button
                  disabled={buildingPart || part.format.textColor === COLOR_BAD}
                  color="good"
                  height="20px"
                  mr={1}
                  icon="play"
                  onClick={() => act('build_part', { id: part.id })}
                />
              </Flex.Item>
              <Flex.Item>
                <Button
                  color="average"
                  height="20px"
                  mr={1}
                  icon="plus-circle"
                  onClick={() => act('add_queue_part', { id: part.id })}
                />
              </Flex.Item>
              <Flex.Item>
                <Box inline textColor={COLOR_KEYS[part.format.textColor]}>
                  {part.name}
                </Box>
              </Flex.Item>
              <Flex.Item grow={1} />
              <Flex.Item>
                <Button
                  icon="question-circle"
                  transparent
                  height="20px"
                  tooltip={'Build Time: ' + part.printTime + 's. ' + (part.desc || '')}
                  tooltipPosition="left"
                />
              </Flex.Item>
            </Flex>
            {displayMatCost && (
              <Flex mb={2}>
                {Object.keys(part.cost).map((material) => (
                  <Flex.Item width={'50px'} key={material} color={COLOR_KEYS[part.format[material].color]}>
                    <MaterialAmount
                      formatmoney
                      style={{
                        transform: 'scale(0.75) translate(0%, 10%)',
                      }}
                      name={material}
                      amount={part.cost[material]}
                    />
                  </Flex.Item>
                ))}
              </Flex>
            )}
          </Fragment>
        ))}
      </Section>
    )
  );
};

const Queue = (props, context) => {
  const { act, data } = useBackend(context);

  const { isProcessingQueue } = data;

  const queue = data.queue || [];

  const { queueMaterials, missingMaterials, textColors } = props;

  return (
    <Flex height="100%" width="100%" direction="column">
      <Flex.Item height={0} grow={1}>
        <Section
          height="100%"
          title="Queue"
          overflowY="auto"
          buttons={
            <Fragment>
              <Button.Confirm
                disabled={!queue.length}
                color="bad"
                icon="minus-circle"
                content="Clear Queue"
                onClick={() => act('clear_queue')}
              />
              {(!!isProcessingQueue && (
                <Button disabled={!queue.length} content="Stop" icon="stop" onClick={() => act('stop_queue')} />
              )) || (
                <Button disabled={!queue.length} content="Build Queue" icon="play" onClick={() => act('build_queue')} />
              )}
            </Fragment>
          }>
          <Flex direction="column" height="100%">
            <Flex.Item>
              <BeingBuilt />
            </Flex.Item>
            <Flex.Item>
              <QueueList textColors={textColors} />
            </Flex.Item>
          </Flex>
        </Section>
      </Flex.Item>
      {!!queue.length && (
        <Flex.Item mt={1}>
          <Section title="Material Cost">
            <QueueMaterials queueMaterials={queueMaterials} missingMaterials={missingMaterials} />
          </Section>
        </Flex.Item>
      )}
    </Flex>
  );
};

const QueueMaterials = (props, context) => {
  const { queueMaterials, missingMaterials } = props;

  return (
    <Flex wrap="wrap">
      {Object.keys(queueMaterials).map((material) => (
        <Flex.Item width="12%" key={material}>
          <MaterialAmount formatmoney name={material} amount={queueMaterials[material]} />
          {!!missingMaterials[material] && (
            <Box textColor="bad" style={{ 'text-align': 'center' }}>
              {formatMoney(missingMaterials[material])}
            </Box>
          )}
        </Flex.Item>
      ))}
    </Flex>
  );
};

const QueueList = (props, context) => {
  const { act, data } = useBackend(context);

  const { textColors } = props;

  const queue = data.queue || [];

  if (!queue.length) {
    return <Fragment>No parts in queue.</Fragment>;
  }

  return queue.map((part, index) => (
    <Box key={part.name}>
      <Flex mb={0.5} direction="column" justify="center" wrap="wrap" height="20px" inline>
        <Flex.Item basis="content">
          <Button
            height="20px"
            mr={1}
            icon="minus-circle"
            color="bad"
            onClick={() => act('del_queue_part', { index: index + 1 })}
          />
        </Flex.Item>
        <Flex.Item>
          <Box inline textColor={COLOR_KEYS[textColors[index]]}>
            {part.name}
          </Box>
        </Flex.Item>
      </Flex>
    </Box>
  ));
};

const BeingBuilt = (props, context) => {
  const { data } = useBackend(context);

  const { buildingPart, storedPart } = data;

  if (storedPart) {
    const { name } = storedPart;

    return (
      <Box>
        <ProgressBar minValue={0} maxValue={1} value={1} color="average">
          <Flex>
            <Flex.Item>{name}</Flex.Item>
            <Flex.Item grow={1} />
            <Flex.Item>{'Fabricator outlet obstructed...'}</Flex.Item>
          </Flex>
        </ProgressBar>
      </Box>
    );
  }

  if (buildingPart) {
    const { name, duration, printTime } = buildingPart;

    const timeLeft = Math.ceil(duration / 10);

    return (
      <Box>
        <ProgressBar minValue={0} maxValue={printTime} value={duration}>
          <Flex>
            <Flex.Item>{name}</Flex.Item>
            <Flex.Item grow={1} />
            <Flex.Item>{(timeLeft >= 0 && timeLeft + 's') || 'Dispensing...'}</Flex.Item>
          </Flex>
        </ProgressBar>
      </Box>
    );
  }
};