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

#include <eos.h>
#include <soc/i2s.h>
#include <dev/net.h>
#include <net/cell.h>

#include <eve/eve.h>
#include <eve/eve_kbd.h>
#include <eve/eve_font.h>

#include <eve/screen/window.h>
#include <eve/screen/page.h>
#include <eve/screen/form.h>

#include "app/app.h"
#include "app/status.h"

#include "sms.h"

static void handle_cell_sms(unsigned char type, unsigned char *buffer, uint16_t len) {
    int rv;

    switch (type) {
        case EOS_CELL_MTYPE_SMS_MSG: {
            char num[EOS_CELL_MAX_DIAL_STR + 1], text[EOS_CELL_MAX_SMS_TEXT + 1];

            rv = eos_cell_sms_recv(buffer, len, num, sizeof(num), text, sizeof(text));
            if (rv) {
                APP_LOG(APP_LOG_ERR, "SMS PARSE ERR:%d\n", rv);
                break;
            }
            APP_LOG(APP_LOG_DEBUG, "SMS From:%s\n%s\n", num, text);
            break;
        }
    }
    eos_net_free(buffer, 0);
}

static void send(char *num, char *text) {
    int rv;

    if (strlen(num)) {
        app_status_set_msg("SMS SENT");
        rv = eos_cell_sms_send(num, text, NULL, 0);
        if (rv) APP_LOG(APP_LOG_ERR, "SMS SEND ERR:%d\n", rv);
    }

}

void sms_init(void) {
    eos_cell_set_handler(EOS_CELL_MTYPE_SMS, handle_cell_sms);
}

int sms_app(EVEWindow *window, EVEViewStack *stack) {
    EVEFormSpec spec[] = {
        {
            .label.title = "Text:",

            .widget.type = EVE_WIDGET_TYPE_STR,
            .widget.tspec.str.str_size = EOS_CELL_MAX_SMS_TEXT + 1,
        },
        APP_SPACERW(APP_SCREEN_W, 50),
        {
            .label.title = "Phone:",

            .widget.type = EVE_WIDGET_TYPE_STR,
            .widget.tspec.str.str_size = EOS_CELL_MAX_DIAL_STR + 1,
        },
    };

    EVEPage *page = eve_form_create(window, stack, spec, APP_SPEC_SIZE(spec), NULL, sms_close);
    if (page == NULL) {
        APP_LOG(APP_LOG_ERR, "OUT OF MEMORY\n");
        return EVE_ERR_NOMEM;
    }

    return EVE_OK;
}

int sms_uievt(EVEPage *page, uint16_t evt, void *param) {
    int ret = 0;

    switch (evt) {
        case EVE_UIEVT_WIDGET_FOCUS_OUT: {
            if (param == eve_page_widget(page, 1)) {
                EVEStrWidget *num = param;
                EVEStrWidget *text = (EVEStrWidget *)eve_page_widget(page, 0);

                send(num->str, text->str);
            }
            break;
        }

        default: {
            ret = eve_form_uievt(page, evt, param);
            break;
        }
    }

    return ret;
}

void sms_close(EVEPage *page) {
    eve_form_destroy(page);
}