#include <stdio.h>
#include <time.h>

typedef struct {
	union {
		const char * company;
		const char * school;
		const char * project;
	};
	union {
		const char * location;
		const char * url;
	};
	union {
		const char * title;
		const char * program;
	};

	time_t started;
	time_t left;

	const char * description[];
} thing_t;

typedef thing_t job_t;
typedef thing_t school_t;
typedef thing_t project_t;

#define CURRENT 0 /* I wasn't alive at the Unix epoch, so that'll work */

/* Contact Information */
const char * name    = "Kevin R. Lange";
const char * email   = "klange@toaruos.org";
const char * address = "1045 Mission St, Apt 440\n"
                       "San Francisco, CA 94103";

/* Education */
school_t uiuc = {
	.school   = "University of Illinois at Urbana-Champaign",
	.location = "Urbana, IL",
	.program  = "BS Computer Science",
	.started  = 1251158400,
	.left     = 1336608000,
	.description = {
		"Minor in International Studies in Engineering, Japan",
		"Focused on systems software courses",
		NULL
	}
};

school_t hit = {
	.school   = "Hiroshima Institute of Technology",
	.location = "Hiroshima, Japan",
	.program  = "Study Abroad",
	.started  = 1274745600,
	.left     = 1278288000,
	.description = {
		"Cultural exchange program",
		"Intensive language course",
		NULL
	}
};

school_t * schools[] = {
	&uiuc,
	&hit,
	NULL
};

/* Projects */
project_t compiz = {
	.project = "Compiz Window Manager",
	.url     = "http://compiz.org",
	.title   = "Developer",
	.started = 1201392000,
	.left    = 1264291200,
	.description = {
		"Minor plugin contributor",
		"Various research projects",
		NULL
	}
};

project_t toaruos = {
	.project = "ToAruOS",
	.url     = "https://github.com/klange/toaruos",
	.title   = "Lead",
	.started = 1295049600,
	.left    = CURRENT,
	.description = {
		"Hobby x86 Unix-like kernel and userspace",
		"Advanced in-house GUI with compositing window manager",
		NULL
	}
};

project_t * projects[] = {
	&toaruos,
	&compiz,
	NULL
};

/* Employment History */

job_t yelp = {
	.company  = "Yelp, Inc.",
	.location = "San Francisco, CA",
	.title    = "Software Engineer, i18n",
	.started  = 1339977600,
	.left     = CURRENT,
	.description = {
		"Developed several internal tools and libraries",
		"Provided critical input and design work for Yelp's launch in Japan",
		NULL
	}
};

job_t apple_internship = {
	.company  = "Apple Inc.",
	.location = "Cupertino, CA",
	.title    = "Software Engineering Intern",
	.started  = 1306886400,
	.left     = 1314662400,
	.description = {
		"Built software framework for testing and verification of desktop retina display modes",
		"Assisted other interns with Unix fundamentals",
		NULL
	}
};

job_t * jobs[] = {
	&yelp,
	&apple_internship,
	NULL
};

void print_thing(thing_t * thing) {
	char started[100];
	char left[100];
	struct tm * ti;

	printf("%s at %s - %s\n", thing->title, thing->company, thing->location);

	ti = localtime(&thing->started);
	strftime(started, sizeof(started), "%B %d, %Y", ti);

	if (thing->left == CURRENT)  {
		printf("%s to now\n", started);
	} else {
		ti = localtime(&thing->left);
		strftime(left, sizeof(left), "%B %d, %Y", ti);
		printf("%s to %s\n", started, left);
	}

	const char ** desc;
	for (desc = thing->description; *desc; desc++) {
		printf("- %s\n", *desc);
	}

	puts("");
}

int main(int argc, char ** argv) {

	school_t ** s;
	job_t ** j;
	project_t ** p;

	printf("%s\n%s\n%s\n\n", name, email, address);

	puts("Education\n");
	for (s = schools; *s; s++) {
		print_thing(*s);
	}

	puts("Employment\n");
	for (j = jobs; *j; j++) {
		print_thing(*j);
	}

	puts("Projects\n");
	for (p = projects; *p; p++) {
		print_thing(*p);
	}

	return 0;
}