require(["jquery", "avalon", "editor", "uploader", "bsAlert",
        "csrfToken", "tagEditor", "validator", "jqueryUI", "editorComponent", "testCaseUploader"],
    function ($, avalon, editor, uploader, bsAlert, csrfTokenHeader) {
        avalon.ready(function () {

            $("#add-problem-form").validator()
                .on('submit', function (e) {
                    if (!e.isDefaultPrevented()) {
                        if (!avalon.vmodels.testCaseUploader.uploaded) {
                            bsAlert("你还没有上传测试数据!");
                            return false;
                        }
                        if (avalon.vmodels.problemDescriptionEditor.content == "") {
                            bsAlert("题目描述不能为空!");
                            return false;
                        }
                        if (vm.timeLimit < 1 || vm.timeLimit > 10000) {
                            bsAlert("保证时间限制是一个1-10000的整数");
                            return false;
                        }
                        if (vm.memoryLimit < 16) {
                            bsAlert("最低内存不能低于16M(注意:Java最低需要内存32M)");
                            return false;
                        }
                        if (vm.samples.length == 0) {
                            bsAlert("请至少添加一组样例!");
                            return false;
                        }
                        for (var i = 0; i < vm.samples.length; i++) {
                            if (vm.samples[i].input == "" || vm.samples[i].output == "") {
                                bsAlert("样例输入与样例输出不能为空！");
                                return false;
                            }
                        }
                        var tags = $("#tags").tagEditor("getTags")[0].tags;
                        if (tags.length == 0) {
                            bsAlert("请至少添加一个标签，这将有利于用户发现你的题目!");
                            return false;
                        }
                        var ajaxData = {
                            id: avalon.vmodels.admin.problemId,
                            title: vm.title,
                            description: avalon.vmodels.problemDescriptionEditor.content,
                            time_limit: vm.timeLimit,
                            memory_limit: vm.memoryLimit,
                            samples: [],
                            test_case_id: avalon.vmodels.testCaseUploader.testCaseId,
                            hint: avalon.vmodels.problemHintEditor.content,
                            source: vm.source,
                            visible: vm.visible,
                            tags: tags,
                            input_description: vm.inputDescription,
                            output_description: vm.outputDescription,
                            difficulty: vm.difficulty
                        };

                        for (var i = 0; i < vm.samples.$model.length; i++) {
                            ajaxData.samples.push({
                                input: vm.samples.$model[i].input,
                                output: vm.samples.$model[i].output
                            });
                        }

                        $.ajax({
                            beforeSend: csrfTokenHeader,
                            url: "/api/admin/problem/",
                            dataType: "json",
                            data: JSON.stringify(ajaxData),
                            method: "post",
                            contentType: "application/json;charset=UTF-8",
                            success: function (data) {
                                if (!data.code) {
                                    bsAlert("题目添加成功！");
                                    location.hash = "problem/problem_list";
                                }
                                else {
                                    bsAlert(data.data);
                                }
                            }
                        });
                        return false;
                    }
                });

            if (avalon.vmodels.addProblem) {
                var vm = avalon.vmodels.addProblem;
                vm.title = "";
                vm.timeLimit = 1000;
                vm.memoryLimit = 128;
                vm.samples = [{input: "", output: "", "visible": true}];
                vm.visible = true;
                vm.difficulty = "1";
                vm.tags = [];
                vm.inputDescription = "";
                vm.outputDescription = "";
                vm.testCaseId = "";
                vm.testCaseList = [];
                vm.uploadSuccess = false;
                vm.source = "";
                vm.uploadProgress = 0;
            }
            else
                var vm = avalon.define({
                    $id: "addProblem",
                    title: "",
                    timeLimit: 1000,
                    memoryLimit: 128,
                    samples: [{input: "", output: "", "visible": true}],
                    visible: true,
                    difficulty: "1",
                    tags: [],
                    inputDescription: "",
                    outputDescription: "",
                    testCaseId: "",
                    testCaseList: [],
                    uploadSuccess: false,
                    source: "",
                    uploadProgress: 0,

                    problemDescriptionEditor: {
                        editorId: "problem-description-editor",
                        placeholder: "题目描述"
                    },
                    problemHintEditor: {
                        editorId: "problem-hint-editor",
                        placeholder: "提示"
                    },

                    addSample: function () {
                        vm.samples.push({input: "", output: "", "visible": true});
                    },
                    delSample: function (sample) {
                        if (confirm("你确定要删除么?")) {
                            vm.samples.remove(sample);
                        }
                    },
                    toggleSample: function (sample) {
                        sample.visible = !sample.visible;
                    },
                    getBtnContent: function (item) {
                        if (item.visible)
                            return "折叠";
                        return "展开";
                    }
                });

            var tagAutoCompleteList = [];

            $.ajax({
                beforeSend: csrfTokenHeader,
                url: "/api/admin/tag/",
                dataType: "json",
                method: "get",
                success: function (data) {
                    if (!data.code) {
                        for (var i = 0; i < data.data.length; i++) {
                            tagAutoCompleteList.push(data.data[i].name);
                        }
                        $("#tags").tagEditor({
                            autocomplete: {
                                delay: 0, // show suggestions immediately
                                position: {collision: 'flip'}, // automatic menu position up/down
                                source: tagAutoCompleteList
                            }
                        });
                    }
                    else {
                        bsAlert(data.data);
                    }
                }

            });
        });
        avalon.scan();
    });