define(["globalize", "loading", "libraryMenu", "dom", "emby-input", "emby-button", "emby-checkbox", "emby-select"], function (globalize, loading, libraryMenu, dom) {
    "use strict";

    function isM3uVariant(type) {
        return ["nextpvr"].indexOf(type || "") !== -1;
    }

    function fillTypes(view, currentId) {
        return ApiClient.getJSON(ApiClient.getUrl("LiveTv/TunerHosts/Types")).then(function (types) {
            var selectType = view.querySelector(".selectType");
            var html = "";
            html += types.map(function (tuner) {
                return '<option value="' + tuner.Id + '">' + tuner.Name + "</option>";
            }).join("");
            html += '<option value="other">';
            html += globalize.translate("TabOther");
            html += "</option>";
            selectType.innerHTML = html;
            selectType.disabled = null != currentId;
            selectType.value = "";
            onTypeChange.call(selectType);
        });
    }

    function reload(view, providerId) {
        view.querySelector(".txtDevicePath").value = "";
        view.querySelector(".chkFavorite").checked = false;
        view.querySelector(".txtDevicePath").value = "";

        if (providerId) {
            ApiClient.getNamedConfiguration("livetv").then(function (config) {
                var info = config.TunerHosts.filter(function (i) {
                    return i.Id === providerId;
                })[0];
                fillTunerHostInfo(view, info);
            });
        }
    }

    function fillTunerHostInfo(view, info) {
        var selectType = view.querySelector(".selectType");
        var type = info.Type || "";

        if (info.Source && isM3uVariant(info.Source)) {
            type = info.Source;
        }

        selectType.value = type;
        onTypeChange.call(selectType);
        view.querySelector(".txtDevicePath").value = info.Url || "";
        view.querySelector(".txtFriendlyName").value = info.FriendlyName || "";
        view.querySelector(".txtUserAgent").value = info.UserAgent || "";
        view.querySelector(".fldDeviceId").value = info.DeviceId || "";
        view.querySelector(".chkFavorite").checked = info.ImportFavoritesOnly;
        view.querySelector(".chkTranscode").checked = info.AllowHWTranscoding;
        view.querySelector(".chkStreamLoop").checked = info.EnableStreamLooping;
        view.querySelector(".txtTunerCount").value = info.TunerCount || "0";
    }

    function submitForm(page) {
        loading.show();
        var info = {
            Type: page.querySelector(".selectType").value,
            Url: page.querySelector(".txtDevicePath").value || null,
            UserAgent: page.querySelector(".txtUserAgent").value || null,
            FriendlyName: page.querySelector(".txtFriendlyName").value || null,
            DeviceId: page.querySelector(".fldDeviceId").value || null,
            TunerCount: page.querySelector(".txtTunerCount").value || 0,
            ImportFavoritesOnly: page.querySelector(".chkFavorite").checked,
            AllowHWTranscoding: page.querySelector(".chkTranscode").checked,
            EnableStreamLooping: page.querySelector(".chkStreamLoop").checked
        };

        if (isM3uVariant(info.Type)) {
            info.Source = info.Type;
            info.Type = "m3u";
        }

        var id = getParameterByName("id");

        if (id) {
            info.Id = id;
        }

        info.Id;
        ApiClient.ajax({
            type: "POST",
            url: ApiClient.getUrl("LiveTv/TunerHosts"),
            data: JSON.stringify(info),
            contentType: "application/json"
        }).then(function (result) {
            Dashboard.processServerConfigurationUpdateResult();
            Dashboard.navigate("livetvstatus.html");
        }, function () {
            loading.hide();
            Dashboard.alert({
                message: globalize.translate("ErrorSavingTvProvider")
            });
        });
    }

    function getRequirePromise(deps) {
        return new Promise(function (resolve, reject) {
            require(deps, resolve);
        });
    }

    function getDetectedDevice() {
        return getRequirePromise(["tunerPicker"]).then(function (tunerPicker) {
            return new tunerPicker().show({
                serverId: ApiClient.serverId()
            });
        });
    }

    function onTypeChange() {
        var value = this.value;
        var view = dom.parentWithClass(this, "page");
        var mayIncludeUnsupportedDrmChannels = "hdhomerun" === value;
        var supportsTranscoding = "hdhomerun" === value;
        var supportsFavorites = "hdhomerun" === value;
        var supportsTunerIpAddress = "hdhomerun" === value;
        var supportsTunerFileOrUrl = "m3u" === value;
        var supportsStreamLooping = "m3u" === value;
        var supportsTunerCount = "m3u" === value;
        var supportsUserAgent = "m3u" === value;
        var suppportsSubmit = "other" !== value;
        var supportsSelectablePath = supportsTunerFileOrUrl;
        var txtDevicePath = view.querySelector(".txtDevicePath");

        if (supportsTunerIpAddress) {
            txtDevicePath.label(globalize.translate("LabelTunerIpAddress"));
            view.querySelector(".fldPath").classList.remove("hide");
        } else if (supportsTunerFileOrUrl) {
            txtDevicePath.label(globalize.translate("LabelFileOrUrl"));
            view.querySelector(".fldPath").classList.remove("hide");
        } else {
            view.querySelector(".fldPath").classList.add("hide");
        }

        if (supportsSelectablePath) {
            view.querySelector(".btnSelectPath").classList.remove("hide");
            view.querySelector(".txtDevicePath").setAttribute("required", "required");
        } else {
            view.querySelector(".btnSelectPath").classList.add("hide");
            view.querySelector(".txtDevicePath").removeAttribute("required");
        }

        if (supportsUserAgent) {
            view.querySelector(".fldUserAgent").classList.remove("hide");
        } else {
            view.querySelector(".fldUserAgent").classList.add("hide");
        }

        if (supportsFavorites) {
            view.querySelector(".fldFavorites").classList.remove("hide");
        } else {
            view.querySelector(".fldFavorites").classList.add("hide");
        }

        if (supportsTranscoding) {
            view.querySelector(".fldTranscode").classList.remove("hide");
        } else {
            view.querySelector(".fldTranscode").classList.add("hide");
        }

        if (supportsStreamLooping) {
            view.querySelector(".fldStreamLoop").classList.remove("hide");
        } else {
            view.querySelector(".fldStreamLoop").classList.add("hide");
        }

        if (supportsTunerCount) {
            view.querySelector(".fldTunerCount").classList.remove("hide");
            view.querySelector(".txtTunerCount").setAttribute("required", "required");
        } else {
            view.querySelector(".fldTunerCount").classList.add("hide");
            view.querySelector(".txtTunerCount").removeAttribute("required");
        }

        if (mayIncludeUnsupportedDrmChannels) {
            view.querySelector(".drmMessage").classList.remove("hide");
        } else {
            view.querySelector(".drmMessage").classList.add("hide");
        }

        if (suppportsSubmit) {
            view.querySelector(".button-submit").classList.remove("hide");
        } else {
            view.querySelector(".button-submit").classList.add("hide");
        }
    }

    return function (view, params) {
        if (!params.id) {
            view.querySelector(".btnDetect").classList.remove("hide");
        }

        view.addEventListener("viewshow", function () {
            var currentId = params.id;
            fillTypes(view, currentId).then(function () {
                reload(view, currentId);
            });
        });
        view.querySelector("form").addEventListener("submit", function (e) {
            submitForm(view);
            e.preventDefault();
            e.stopPropagation();
            return false;
        });
        view.querySelector(".selectType").addEventListener("change", onTypeChange);
        view.querySelector(".btnDetect").addEventListener("click", function () {
            getDetectedDevice().then(function (info) {
                fillTunerHostInfo(view, info);
            });
        });
        view.querySelector(".btnSelectPath").addEventListener("click", function () {
            require(["directorybrowser"], function (directoryBrowser) {
                var picker = new directoryBrowser();
                picker.show({
                    includeFiles: true,
                    callback: function (path) {
                        if (path) {
                            view.querySelector(".txtDevicePath").value = path;
                        }

                        picker.close();
                    }
                });
            });
        });
    };
});