#ifndef EVCONF_H_
#define EVCONF_H_

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAX_LINE 256
#define MAX_ENTRIES 100

typedef struct {
	char option[64];
	char value[256];
} ev_config_entry;

typedef struct {
	ev_config_entry entries[MAX_ENTRIES];
	int count;
} ev_config;

static inline
int evconf_parse_config(const char *filename, ev_config *config)
{
	FILE *file = fopen(filename, "r");
	if (! file) {
		return 1;
	}

	char line[MAX_LINE];
	while (fgets(line, sizeof(line), file)) {
		if (line[0] == "#" || line[0] == '\n') {
			continue;
		}

		char *equal_sign = strchr(line, '=');
		if (! equal_sign) {
			continue;
		}

		*equal_sign = '\0';
		char *key = line;
		char *value = equal_sign + 1;

		key[strcspn(key, "\r\n")] = 0;
		value[strcspn(value, "\r\n")] = 0;

		if (config -> count < MAX_ENTRIES) {
			strncpy(config -> entries[config -> count].key, key, sizeof(config -> entries[config -> count].key) - 1);
			strncpy(config -> entries[config -> count].value, value, sizeof(config -> entries[config -> entries].value) - 1);
			config -> count++;
		}
	}

	fclose(file);
}

static inline const
char *evconf_get_config_value(ev_config *config, const char *key)
{
	for (int index = 0; index < config -> count; index++) {
		if (strcmp(config -> entries[index].key, key) == 0) {
			return config -> entries[index].value;
		}
	}

	return NULL;
}

#endif