"use strict";
var _array, _strftime, _us, extend = function (child, parent) { for (var key in parent) {
    if (hasProp.call(parent, key))
        child[key] = parent[key];
} function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; }, hasProp = {}.hasOwnProperty;
var _ = require("underscore");
var SPrintf = require("sprintf");
var tz = require("timezone");
var tick_formatter_1 = require("./tick_formatter");
var logging_1 = require("../../core/logging");
var p = require("../../core/properties");
_us = function (t) {
    return Math.round(((t / 1000) % 1) * 1000000);
};
_array = function (t) {
    return tz(t, "%Y %m %d %H %M %S").split(/\s+/).map(function (e) {
        return parseInt(e, 10);
    });
};
_strftime = function (t, format) {
    var microsecond_replacement_string;
    if (_.isFunction(format)) {
        return format(t);
    }
    else {
        microsecond_replacement_string = SPrintf.sprintf("$1%06d", _us(t));
        format = format.replace(/((^|[^%])(%%)*)%f/, microsecond_replacement_string);
        if (format.indexOf("%") === -1) {
            return format;
        }
        return tz(t, format);
    }
};
exports.DatetimeTickFormatter = (function (superClass) {
    extend(DatetimeTickFormatter, superClass);
    function DatetimeTickFormatter() {
        return DatetimeTickFormatter.__super__.constructor.apply(this, arguments);
    }
    DatetimeTickFormatter.prototype.type = 'DatetimeTickFormatter';
    DatetimeTickFormatter.define({
        microseconds: [p.Array, ['%fus']],
        milliseconds: [p.Array, ['%3Nms', '%S.%3Ns']],
        seconds: [p.Array, ['%Ss']],
        minsec: [p.Array, [':%M:%S']],
        minutes: [p.Array, [':%M', '%Mm']],
        hourmin: [p.Array, ['%H:%M']],
        hours: [p.Array, ['%Hh', '%H:%M']],
        days: [p.Array, ['%m/%d', '%a%d']],
        months: [p.Array, ['%m/%Y', '%b%y']],
        years: [p.Array, ['%Y']]
    });
    DatetimeTickFormatter.prototype.format_order = ['microseconds', 'milliseconds', 'seconds', 'minsec', 'minutes', 'hourmin', 'hours', 'days', 'months', 'years'];
    DatetimeTickFormatter.prototype.strip_leading_zeros = true;
    DatetimeTickFormatter.prototype.initialize = function (attrs, options) {
        DatetimeTickFormatter.__super__.initialize.call(this, attrs, options);
        return this._update_width_formats();
    };
    DatetimeTickFormatter.prototype._update_width_formats = function () {
        var _widths, now;
        now = tz(new Date());
        _widths = function (fmt_strings) {
            var fmt_string, sizes, sorted;
            sizes = (function () {
                var j, len, results;
                results = [];
                for (j = 0, len = fmt_strings.length; j < len; j++) {
                    fmt_string = fmt_strings[j];
                    results.push(_strftime(now, fmt_string).length);
                }
                return results;
            })();
            sorted = _.sortBy(_.zip(sizes, fmt_strings), function (arg) {
                var fmt, size;
                size = arg[0], fmt = arg[1];
                return size;
            });
            return _.zip.apply(_, sorted);
        };
        return this._width_formats = {
            microseconds: _widths(this.microseconds),
            milliseconds: _widths(this.milliseconds),
            seconds: _widths(this.seconds),
            minsec: _widths(this.minsec),
            minutes: _widths(this.minutes),
            hourmin: _widths(this.hourmin),
            hours: _widths(this.hours),
            days: _widths(this.days),
            months: _widths(this.months),
            years: _widths(this.years)
        };
    };
    DatetimeTickFormatter.prototype._get_resolution_str = function (resolution_secs, span_secs) {
        var adjusted_secs;
        adjusted_secs = resolution_secs * 1.1;
        switch (false) {
            case !(adjusted_secs < 1e-3):
                return "microseconds";
            case !(adjusted_secs < 1.0):
                return "milliseconds";
            case !(adjusted_secs < 60):
                if (span_secs >= 60) {
                    return "minsec";
                }
                else {
                    return "seconds";
                }
            case !(adjusted_secs < 3600):
                if (span_secs >= 3600) {
                    return "hourmin";
                }
                else {
                    return "minutes";
                }
            case !(adjusted_secs < 24 * 3600):
                return "hours";
            case !(adjusted_secs < 31 * 24 * 3600):
                return "days";
            case !(adjusted_secs < 365 * 24 * 3600):
                return "months";
            default:
                return "years";
        }
    };
    DatetimeTickFormatter.prototype.doFormat = function (ticks, num_labels, char_width, fill_ratio, ticker) {
        var error, fmt, format, formats, good_formats, hybrid_handled, i, j, k, l, labels, len, len1, next_format, next_ndx, r, ref, ref1, ref2, resol, resol_ndx, s, span, ss, t, time_tuple_ndx_for_resol, tm, widths;
        if (num_labels == null) {
            num_labels = null;
        }
        if (char_width == null) {
            char_width = null;
        }
        if (fill_ratio == null) {
            fill_ratio = 0.3;
        }
        if (ticker == null) {
            ticker = null;
        }
        if (ticks.length === 0) {
            return [];
        }
        span = Math.abs(ticks[ticks.length - 1] - ticks[0]) / 1000.0;
        if (ticker) {
            r = ticker.resolution;
        }
        else {
            r = span / (ticks.length - 1);
        }
        resol = this._get_resolution_str(r, span);
        ref = this._width_formats[resol], widths = ref[0], formats = ref[1];
        format = formats[0];
        if (char_width) {
            good_formats = [];
            for (i = j = 0, ref1 = widths.length; 0 <= ref1 ? j < ref1 : j > ref1; i = 0 <= ref1 ? ++j : --j) {
                if (widths[i] * ticks.length < fill_ratio * char_width) {
                    good_formats.push(this._width_formats[i]);
                }
            }
            if (good_formats.length > 0) {
                format = _.last(good_formats);
            }
        }
        labels = [];
        resol_ndx = this.format_order.indexOf(resol);
        time_tuple_ndx_for_resol = {};
        ref2 = this.format_order;
        for (k = 0, len = ref2.length; k < len; k++) {
            fmt = ref2[k];
            time_tuple_ndx_for_resol[fmt] = 0;
        }
        time_tuple_ndx_for_resol["seconds"] = 5;
        time_tuple_ndx_for_resol["minsec"] = 4;
        time_tuple_ndx_for_resol["minutes"] = 4;
        time_tuple_ndx_for_resol["hourmin"] = 3;
        time_tuple_ndx_for_resol["hours"] = 3;
        for (l = 0, len1 = ticks.length; l < len1; l++) {
            t = ticks[l];
            try {
                tm = _array(t);
                s = _strftime(t, format);
            }
            catch (error1) {
                error = error1;
                logging_1.logger.warn("unable to format tick for timestamp value " + t);
                logging_1.logger.warn(" - " + error);
                labels.push("ERR");
                continue;
            }
            hybrid_handled = false;
            next_ndx = resol_ndx;
            while (tm[time_tuple_ndx_for_resol[this.format_order[next_ndx]]] === 0) {
                next_ndx += 1;
                if (next_ndx === this.format_order.length) {
                    break;
                }
                if ((resol === "minsec" || resol === "hourmin") && !hybrid_handled) {
                    if ((resol === "minsec" && tm[4] === 0 && tm[5] !== 0) || (resol === "hourmin" && tm[3] === 0 && tm[4] !== 0)) {
                        next_format = this._width_formats[this.format_order[resol_ndx - 1]][1][0];
                        s = _strftime(t, next_format);
                        break;
                    }
                    else {
                        hybrid_handled = true;
                    }
                }
                next_format = this._width_formats[this.format_order[next_ndx]][1][0];
                s = _strftime(t, next_format);
            }
            if (this.strip_leading_zeros) {
                ss = s.replace(/^0+/g, "");
                if (ss !== s && isNaN(parseInt(ss))) {
                    ss = '0' + ss;
                }
                labels.push(ss);
            }
            else {
                labels.push(s);
            }
        }
        return labels;
    };
    return DatetimeTickFormatter;
})(tick_formatter_1.TickFormatter);
