#!/usr/bin/env python3
"""
Datasheet Generator

TODO:
locate all port elements in .lib
Locate all timing elements in .lib
Diagram generation
Improve css
"""

import os, math
import optparse
from flask_table import *
import csv
from globals import OPTS
from deliverables import *
from operating_conditions import *
from timing_and_current_data import *
from characterization_corners import *
from datasheet import *

def process_name(corner):
    if corner == "TT":
        return "Typical - Typical"
    if corner == "SS":
        return "Slow - Slow"
    if corner == "FF":
        return "Fast - Fast"
    else:
        return "custom"

def parse_file(f,pages):
    with open(f) as csv_file:
        csv_reader = csv.reader(csv_file, delimiter=',')
        line_count = 0
        for row in csv_reader:
            found = 0
            NAME = row[0]
            NUM_WORDS = row[1]
            NUM_BANKS = row[2]
            NUM_RW_PORTS = row[3]
            NUM_W_PORTS = row[4]
            NUM_R_PORTS = row[5]
            TECH_NAME = row[6]
            TEMP = row[7]
            VOLT = row[8]
            PROC = row[9]
            MIN_PERIOD = row[10]
            OUT_DIR = row[11]
            LIB_NAME = row[12]
            for sheet in pages:


                if sheet.name == row[0]:
                    found = 1
                    #if the .lib information is for an existing datasheet compare timing data

                    for item in sheet.operating:

                        if item.parameter == 'Operating Temperature':
                            if float(TEMP) > float(item.max):
                                item.typ = item.max
                                item.max = TEMP
                            if float(TEMP) < float(item.min):
                                item.typ = item.min
                                item.min = TEMP

                        if item.parameter == 'Power supply (VDD) range':
                            if float(VOLT) > float(item.max):
                                item.typ = item.max
                                item.max = VOLT
                            if float(VOLT) < float(item.min):
                                item.typ = item.min
                                item.min = VOLT

                        if item.parameter == 'Operating Frequncy (F)':
                            if float(math.floor(1000/float(MIN_PERIOD)) < float(item.max)):
                                item.max = str(math.floor(1000/float(MIN_PERIOD)))



                    new_sheet.corners.append(characterization_corners_item(PROC,process_name(PROC),VOLT,TEMP,LIB_NAME.replace(OUT_DIR,'').replace(NAME,'')))
                    new_sheet.dlv.append(deliverables_item('.lib','Synthesis models','<a href="file://{0}">{1}</a>'.format(LIB_NAME,LIB_NAME.replace(OUT_DIR,''))))

            if found == 0:
                new_sheet = datasheet(NAME)
                pages.append(new_sheet)

                new_sheet.corners.append(characterization_corners_item(PROC,process_name(PROC),VOLT,TEMP,LIB_NAME.replace(OUT_DIR,'').replace(NAME,'')))

                new_sheet.operating.append(operating_conditions_item('Power supply (VDD) range',VOLT,VOLT,VOLT,'Volts'))
                new_sheet.operating.append(operating_conditions_item('Operating Temperature',TEMP,TEMP,TEMP,'Celsius'))
                new_sheet.operating.append(operating_conditions_item('Operating Frequency (F)','','',str(math.floor(1000/float(MIN_PERIOD))),'MHz'))

                new_sheet.timing.append(timing_and_current_data_item('1','2','3','4'))

                new_sheet.dlv.append(deliverables_item('.sp','SPICE netlists','<a href="file://{0}{1}.{2}">{1}.{2}</a>'.format(OUT_DIR,NAME,'sp')))
                new_sheet.dlv.append(deliverables_item('.v','Verilog simulation models','<a href="file://{0}{1}.{2}">{1}.{2}</a>'.format(OUT_DIR,NAME,'v')))
                new_sheet.dlv.append(deliverables_item('.gds','GDSII layout views','<a href="file://{0}{1}.{2}">{1}.{2}</a>'.format(OUT_DIR,NAME,'gds')))
                new_sheet.dlv.append(deliverables_item('.lef','LEF files','<a href="file://{0}{1}.{2}">{1}.{2}</a>'.format(OUT_DIR,NAME,'lef')))
                new_sheet.dlv.append(deliverables_item('.lib','Synthesis models','<a href="file://{0}">{1}</a>'.format(LIB_NAME,LIB_NAME.replace(OUT_DIR,''))))



class parse():
    def __init__(self,in_dir,out_dir):

        if not (os.path.isdir(in_dir)):
            os.mkdir(in_dir)

        if not (os.path.isdir(out_dir)):
            os.mkdir(out_dir)

        datasheets = []
        parse_file(in_dir + "/datasheet.info", datasheets)


        for sheets in datasheets:
#            print (out_dir + sheets.name + ".html")
            with open(out_dir + "/" + sheets.name + ".html", 'w+') as f:
                sheets.generate_html()
                f.write(sheets.html)