starter files

1 files changed, 143 insertions, 0 deletions

diff --git a/finished-application/frontend/components/Search.js b/finished-application/frontend/components/Search.js
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+++ b/finished-application/frontend/components/Search.js
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+import React from 'react';
+import Downshift from 'downshift';
+import Router from 'next/router';
+import { ApolloConsumer } from 'react-apollo';
+import gql from 'graphql-tag';
+import styled, { keyframes } from 'styled-components';
+import debounce from 'lodash.debounce';
+
+const SEARCH_ITEMS_QUERY = gql`
+  query SEARCH_ITEMS_QUERY($searchTerm: String!) {
+    items(where: { OR: [{ title_contains: $searchTerm }, { description_contains: $searchTerm }] }) {
+      id
+      image
+      title
+    }
+  }
+`;
+function routeToItem(item) {
+  Router.push({
+    pathname: '/item',
+    query: {
+      id: item.id,
+    },
+  });
+}
+
+const DropDown = styled.div`
+  position: absolute;
+  width: 100%;
+  z-index: 2;
+  border: 1px solid ${props => props.theme.lightgrey};
+`;
+
+const DropDownItem = styled.div`
+  border-bottom: 1px solid ${props => props.theme.lightgrey};
+  background: ${props => (props.highlighted ? '#f7f7f7' : 'white')};
+  padding: 1rem;
+  transition: all 0.2s;
+  ${props => (props.highlighted ? 'padding-left: 2rem;' : null)};
+  display: flex;
+  align-items: center;
+  border-left: 10px solid ${props => (props.highlighted ? props.theme.lightgrey : 'white')};
+  img {
+    margin-right: 10px;
+  }
+`;
+
+const glow = keyframes`
+  from {
+    box-shadow: 0 0 0px yellow;
+  }
+
+  to {
+    box-shadow: 0 0 10px 1px yellow;
+  }
+`;
+
+const SearchStyles = styled.div`
+  position: relative;
+  input {
+    width: 100%;
+    padding: 10px;
+    border: 0;
+    font-size: 2rem;
+    &.loading {
+      animation: ${glow} 0.5s ease-in-out infinite alternate;
+    }
+  }
+`;
+
+class AutoComplete extends React.Component {
+  state = {
+    items: [],
+    loading: false,
+  };
+  onChange = async (e, client) => {
+    if (!e.target.value) {
+      return this.setState({ items: [] });
+    }
+    this.setState({ loading: true });
+    this.search(client, e.target.value);
+  };
+
+  search = debounce(async (client, searchTerm) => {
+    const res = await client.query({
+      query: SEARCH_ITEMS_QUERY,
+      variables: { searchTerm },
+    });
+    this.setState({ items: res.data.items, loading: false });
+  }, 350);
+
+  render() {
+    return (
+      <SearchStyles>
+        <Downshift onChange={routeToItem} itemToString={i => (i === null ? '' : i.title)}>
+          {({ getInputProps, getItemProps, isOpen, inputValue, highlightedIndex }) => (
+            <div>
+              {/* This is the searchInput */}
+              <ApolloConsumer>
+                {client => (
+                  <input
+                    {...getInputProps({
+                      placeholder: 'Search For Item',
+                      id: 'search',
+                      className: this.state.loading ? 'loading' : '',
+                      onChange: e => {
+                        e.persist();
+                        this.onChange(e, client);
+                      },
+                    })}
+                  />
+                )}
+              </ApolloConsumer>
+              {/* This is the Dropdown */}
+              {isOpen && (
+                <DropDown>
+                  {this.state.items.map((item, index) => (
+                    <DropDownItem
+                      {...getItemProps({ item })}
+                      key={item.id}
+                      highlighted={highlightedIndex === index}
+                    >
+                      <img width="50" src={item.image} alt={item.title} />
+                      {item.title}
+                    </DropDownItem>
+                  ))}
+                  {/* Found Nothing State */}
+                  {!this.state.items.length &&
+                    !this.state.loading && (
+                      <DropDownItem>Nothing Found for {inputValue}...</DropDownItem>
+                    )}
+                </DropDown>
+              )}
+            </div>
+          )}
+        </Downshift>
+      </SearchStyles>
+    );
+  }
+}
+
+export default AutoComplete;
+export { SEARCH_ITEMS_QUERY };