git-stats/bin/git-stats

#!/usr/bin/env node
"use strict";

const Tilda = require("tilda")
    , GitStatsLib = require("..")
    , Ul = require("ul")
    , Moment = require("moment")
    , Logger = require("bug-killer")
    , Abs = require("abs")
    , Typpy = require("typpy")
    , Package = require("../package")
    , ReadJson = require("r-json")
    , IsThere = require("is-there")
    ;

// Constants
const GitStats = new GitStatsLib()
    , CONFIG_PATH = GitStatsLib.CONFIG_PATH
    , DEFAULT_CONFIG = GitStatsLib.DEFAULT_CONFIG
    ;

try {
    GitStats.initConfig();
} catch (err) {
    if (err.code !== "MODULE_NOT_FOUND") {
        Logger.log("Failed to read the config file:\n" + err.stack, "warn");
    }
}

// Configurations
Moment.suppressDeprecationWarnings = true;

new Tilda(`${__dirname}/../package.json`, {
    options: [
        {
            opts: ["record"]
          , desc: "Records a new commit. Don't use this unless you are a mad scientist. If you are a developer just use this option as part of the module."
          , name: "data"
        }
      , {
            opts: ["s", "since"]
          , desc: "Optional start date."
          , name: "date"
          , default: GitStats.config.since
        }
      , {
            opts: ["u", "until"]
          , desc: "Optional end date."
          , name: "date"
          , default: GitStats.config.until
        }
      , {
            opts: ["a", "authors"]
          , desc: "Shows a pie chart with the author related contributions in the current repository."
        }
      , {
            opts: ["n", "disable-ansi"]
          , desc: "Forces the tool not to use ANSI styles."
        }
      , {
            opts: ["l", "light"]
          , desc: "Enables the light theme."
        }
      , {
            opts: ["d", "data"]
          , desc: "Sets a custom data store file."
          , name: "path"
          , default: GitStats.config.path
        }
      , {
            opts: ["g", "global-activity"]
          , desc: "Shows global activity calendar in the current repository."
        }
      , {
            opts: ["r", "raw"]
          , desc: "Outputs a dump of the raw JSON data."
        }
    ]
  , examples: [
        "git-stats # Default behavior (stats in the last year)"
      , "git-stats -l # Light mode"
      , "git-stats -s '1 January 2012' # All the commits from 1 January 2012 to now"
      , "git-stats -s '1 January 2012' -u '31 December 2012' # All the commits from 2012"
    ]
  , notes: "Your commit history is kept in ~/.git-stats by default. You can create ~/.git-stats-config.json to specify different defaults."
}).main(action => {

    let recordOpt = action.options.record
      , sinceDateOpt = action.options.since
      , untilDateOpt = action.options.until
      , authorsOpt = action.options.authors
      , noAnsiOpt = action.options.disableAnsi
      , lightOpt = action.options.light
      , dataPathOpt = action.options.data
      , globalActivityOpt = action.options.globalActivity
      , rawOpt = action.options.raw
      ;

    let options = {};

    // Handle data path
    if (dataPathOpt.is_provided) {
        GitStats.path = Abs(dataPathOpt.value);
        GitStats.config.data_path = GitStats.path;
        if (!IsThere(GitStats.path)) {
            Logger.log("Cannot find the the specified data path file.", "warn");
        }
    }

    if (GitStats.config.authors) {
        authorsOpt.is_provided = true;
    }

    if (GitStats.config.global_activity) {
        globalActivityOpt.is_provided = true;
    }

    // --record
    if (recordOpt.is_provided) {
        try {
            options = JSON.parse(recordOpt.value.replace(/^\"|\"$/g, ""));
        } catch (e) {
            Logger.log(e, "error");
            return process.exit(1);
        }

        return GitStats.record(options, function (err) {
            if (err) { return Logger.log(err, "error"); }
            process.exit(0);
        });
    }

    // Create the options
    options = {
        start: sinceDateOpt.value ? Moment(sinceDateOpt.value) : Moment().subtract(1, "years")
      , end: untilDateOpt.value ? Moment(untilDateOpt.value) : Moment()
      , raw: rawOpt.is_provided
    };

    // Validate the dates
    if (!options.start || !options.start.isValid()) {
        options.start = Moment().subtract(1, "years");
        Logger.log("Invalid start date. Using default instead (" + options.start.format("LL") + ").", "warn");
    }

    // Handle time range options
    if (!options.end || !options.end.isValid()) {
        options.end = Moment();
        Logger.log("Invalid end date. Using default instead (" + options.end.format("LL") + ").", "warn");
    }

    // Add the repo path
    if (authorsOpt.is_provided || globalActivityOpt.is_provided) {
        options.repo = process.cwd();
    }

    // Handle authors
    if (authorsOpt.is_provided) {
        options.no_ansi = noAnsiOpt.is_provided;
        options.radius = (process.stdout.rows / 2) - 4;
    }

    if (!authorsOpt.is_provided || globalActivityOpt.is_provided) {
        // This can be a string or an object
        if (/^object|string$/.test(Typpy(GitStats.config.theme)) && !noAnsiOpt.is_provided && !lightOpt.is_provided) {
            options.theme = GitStats.config.theme;
            if (typeof GitStats.config.theme === "string") {
                if (!/^DARK|LIGHT$/.test(options.theme)) {
                    options.theme = null;
                }
            }
        } else {
            options.theme = noAnsiOpt.is_provided ? null
                          : lightOpt.is_provided ? "LIGHT": "DARK"
                          ;
        }
    }

    function display (err, data) {
        if (err) { return Logger.log(err, "error"); }
        if (typeof data !== "string") {
            data = JSON.stringify(data);
        }
        process.stdout.write(data + "\n");
    }

    if (globalActivityOpt.is_provided) {
        return GitStats.globalActivity(options, display);
    }

    // Show the graphs
    GitStats[authorsOpt.is_provided ? "authorsPie" : "ansiCalendar"](options, display);
});