webapps/proteus-new/src/main/webapp/resources/src/components/topmimepiecomp.vue

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License for the specific language governing permissions and limitations under
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<template lang="html">

  <section class="topmimepiecomp">
    <v-card id="topmimecard">
      <v-toolbar dark color="primary">
         <v-toolbar-title class="white--text">Top MIME Types</v-toolbar-title>
      </v-toolbar>
      <v-layout>
        <v-spacer/>
        <v-flex xs3>
          <v-btn @click="count--;if(count<0)count=0">-</v-btn>
        </v-flex>
        <v-flex xs3 >

          <v-text-field label="Count" :value="count"></v-text-field>
        </v-flex>
        <v-flex xs3>
          <v-btn @click="count++;if(count>50)count=25">+</v-btn>
        </v-flex>
        <v-spacer/>
      </v-layout>

      <svg id="pietopmimesvg" width="420" height="525"></svg>
    </v-card>
  </section>

</template>

<script lang="js">
  import * as d3 from 'd3';
  import axios from 'axios';
  import tinycolor from 'tinycolor2';
  import store from './../store/store';

  export default  {
    name: 'topmimepiecomp',
    store,
    props: [],
    mounted() {
      this.init(this.count);
    },
    watch:{
      count:function(val) {
        this.init(val);
      }
    },
    data() {
      return {
        count:10,
      }
    },
    methods: {
        init(rows){
          axios.get(this.origin + '/solr/statistics/select?q=type:software&fl=mime_*&wt=json')
          .then(response2=>{
            if(response2.data.response.numFound!=null){
                axios.get(this.origin + '/solr/statistics/select?q=type:software&rows='+response2.data.response.numFound+'&fl=mime_*&wt=json')
                .then(function(response) {

                console.log(response.data);
                  var docs = response.data.response.docs;
                  var resultingData = [];
                  var result = [];
                  var mime = {};

                  for(var i = 0; i < docs.length; i++) {
                    var doc = docs[i];
                    for(var x in doc) {
                      var key = x.split("mime_")[1];
                      var value = doc[x];
                      if(typeof mime[key] === 'undefined') {
                        mime[key] = value;
                      }
                      else {
                        mime[key] += value;
                      }
                    }
                  }

                  for(x in mime) {
                    var jsonObject = {};
                    jsonObject["key"] = x;
                    jsonObject["y"] = mime[x];
                    resultingData.push(jsonObject);
                  }

                  resultingData.sort(function(a, b) {
                      return b.y - a.y;
                  });
                  if(rows > resultingData.length)rows=resultingData.length;
                  for( i = 1; i <= rows; i++) {
                    result[i-1] = resultingData[i-1];
                  }

                  console.log(result);

                var svg = d3.select("#pietopmimesvg");
                  svg.selectAll("*").remove();
                  var width = +svg.attr("width"),
                  height = +svg.attr("height"),
                  radius = Math.min(width, height) / 4,
                  pieposx = (width / 2)+90,
                  pieposy = (height / 2)-140,
                  g = svg.append("g").attr("transform", "translate(" +pieposx  + "," +pieposy + ")");

                  var color = d3.scaleOrdinal(d3.schemePiYG[11]);

                  var pie = d3.pie()
                      .sort(null)
                      .value(function(d) { return d.y; });

                  var path = d3.arc()
                      .outerRadius(radius - 10)
                      .innerRadius(0);

                  var label = d3.arc()
                      .outerRadius(radius - 40)
                      .innerRadius(radius - 40);
                  var arc = g.selectAll(".arc")
                      .data(pie(result))
                      .enter().append("g")
                        .attr("class", "arc");

                    arc.append("path")
                        .attr("d", path)
                        .attr("style", function(d) { return "fill:"+color(d.data.key) });

                    arc.append("text")
                        .attr("transform", function(d) { return "translate(" + label.centroid(d) + ")"; })
                        .attr("dy", "0.35em")
                        .attr('style', d => {
                          return `fill: ${
                            tinycolor(color(d.data.key)).isLight()
                              ? '#000000'
                              : '#ffffff'
                          }`;
                        })
                        .text(function(d) { return d.data.key; });

                  var legend = d3.select("#pietopmimesvg").append("svg")
                            .attr("class", "legend")
                            .selectAll("g")
                            .data(pie(result))//setting the data as we know there are only two set of data[programmar/tester] as per the nest function you have written
                            .enter().append("g")
                            .attr("transform", function(d, i) { return "translate(0," + ((i + 1)* 20) + ")"; });

                        legend.append("rect")
                            .attr("width", 18)
                            .attr("height", 18)
                            .style("fill", function(d, i) {
                                return color(d.data.key);
                              });

                        legend.append("text")
                            .attr("x", 24)
                            .attr("y", 9)
                            .attr("dy", ".35em")
                            .text(function(d) { return d.data.key; });

                    console.log(result);
                  });
            }

          });

        }
    },
    computed: {
      origin(){
        return store.state.origin;
      }
    }
}
</script>

<style scoped >
  #topmimecard {
    padding:5%;
  }
</style>