de.perdian.apps.dashboard.mvc.modules.jira.JiraController.java Source code

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Here is the source code for de.perdian.apps.dashboard.mvc.modules.jira.JiraController.java

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/*
 * Dashboard
 * Copyright 2014 Christian Robert
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package de.perdian.apps.dashboard.mvc.modules.jira;

import java.awt.BasicStroke;

import org.jfree.chart.axis.NumberTickUnit;
import org.jfree.chart.axis.TickUnits;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import de.perdian.apps.dashboard.services.jira.JiraService;
import de.perdian.apps.dashboard.services.jira.dto.BurndownDto;
import de.perdian.apps.dashboard.support.chart.ChartCreator;
import de.perdian.apps.dashboard.support.chart.ChartStrokeDefinition;

@Controller
class JiraController {

    private JiraService jiraService = null;

    @RequestMapping(value = "/jira/overview/")
    @ResponseBody
    JiraControllerResponse doOverview(@ModelAttribute JiraControllerRequest controllerRequest) {

        JiraControllerResponse controllerResponse = new JiraControllerResponse();
        controllerResponse.setOverview(this.getJiraService().loadOverview(controllerRequest.getRapidViewId(),
                controllerRequest.getStoryPointFieldName()));
        return controllerResponse;

    }

    @RequestMapping(value = "/jira/burndown/")
    @ResponseBody
    JiraControllerResponse doBurndown(@ModelAttribute JiraControllerRequest controllerRequest) {

        BurndownDto burndownDto = this.getJiraService().loadBurndown(controllerRequest.getRapidViewId(),
                controllerRequest.getBurndownBasis(), controllerRequest.getStoryPointFieldName());

        // We want to have twenty lines at maximum, so let's adjust the steps
        // accordingly
        double maxSteps = 20;
        double incrementPerStep = burndownDto.getStoryPointsTotal() / maxSteps;
        int increment = (int) Math.max(1, Math.ceil(incrementPerStep));
        TickUnits rangeTickUnits = new TickUnits();
        for (int i = 0; i < burndownDto.getStoryPointsTotal(); i += increment) {
            rangeTickUnits.add(new NumberTickUnit(i + 1));
        }

        TickUnits domainTickUnits = new TickUnits();
        domainTickUnits.add(new NumberTickUnit(burndownDto.getDays().size() + 1));

        ChartCreator chartCreator = new ChartCreator(controllerRequest);
        chartCreator.setTitle(controllerRequest.getTitle());
        chartCreator.setDomainTickUnits(domainTickUnits);
        chartCreator.setRangeTickUnits(rangeTickUnits);
        chartCreator
                .addStrokeDefinition(new ChartStrokeDefinition(new BasicStroke(7f), chartCreator.getColor(), null));
        chartCreator.addStrokeDefinition(new ChartStrokeDefinition(null, null, false));
        chartCreator.addStrokeDefinition(new ChartStrokeDefinition(new BasicStroke(1.0f, BasicStroke.CAP_ROUND,
                BasicStroke.JOIN_ROUND, 1.0f, new float[] { 2.0f, 6.0f }, 0.0f), chartCreator.getColor(), null));
        chartCreator.setRangeAxisLabel(
                "worklog".equalsIgnoreCase(controllerRequest.getBurndownBasis()) ? "Worklog (Hours)"
                        : "Storypoints");

        JiraControllerResponse controllerResponse = new JiraControllerResponse();
        controllerResponse.setBurndown(burndownDto);
        controllerResponse.setImageContent(chartCreator.createChartAsImageContent(burndownDto.toDataset()));
        return controllerResponse;

    }

    // -------------------------------------------------------------------------
    // --- Property access methods ---------------------------------------------
    // -------------------------------------------------------------------------

    JiraService getJiraService() {
        return this.jiraService;
    }

    @Autowired
    void setJiraService(JiraService jiraService) {
        this.jiraService = jiraService;
    }

}