#include <iostream>
#include <string>
#include "iniparser.h"

#include "config.h"

using namespace std;
using namespace glm;

void Config::load(char* caseName, const char* iniFileName) {

   // Load parser file
   if (iniFileName == NULL) {
      ini = iniparser_load("glm.conf");
   } else {
      ini = iniparser_load (iniFileName);
   }
   if (ini == NULL) {
      exit (1);
   }
   iniparser_dump(ini, stderr);

   if (caseName == NULL) {
      // Get casename from config file
      caseName_   = getString( "control:case name", NULL);
   } else {
      caseName_ = new char[strlen(caseName) + 1];
      strcpy(caseName_, caseName);
   }
   cout << "case name: " << (caseName_ ? caseName_ : "UNDEF") << endl;

   // Get output dir from config file
   char* tmp = getString( "output directory:output dir", NULL);
   if (strlen(tmp) + strlen(caseName_) + 2 > sizeof(outputDir_)) {
      cerr << "output dir too long for buffer\n";
      exit (1);
   }
   strcat (strcat (strcpy (outputDir_, tmp), "/"), caseName_);
   cout << "output directory: " << (outputDir_ ? outputDir_ : "UNDEF") << endl;

   // parse control options from config file
   TOTAL_HARVEST_SWITCH      = getInt("control:total_harvest_switch");
   SECONDARY_HARVEST_SWITCH  = getInt("control:secondary_harvest_switch");
   VIRGIN_HARVEST_SWITCH     = getInt("control:virgin_harvest_switch");
   FORCE_HARVEST_SWITCH      = getInt("control:force_harvest_switch");
   
   logging_option            = getInt("control:logging_option");
   
   start_year                = getInt("control:start year");
   stop_year                 = getInt("control:stop year");
   smart_flow_option         = getInt("control:smart_flow_option");
   zdis_option               = getInt("control:zdis_option");
   cft_option                = getInt("control:cft_option");
   crop_rotations            = getInt("control:crop_rotations");
   adjust_smart_flow_option  = getInt("control:adjust_smart_flow_option");
    
   run_management            = getInt("control:run_management");

   //global params read in from config file
   MAXZ                      = getInt("control:maxz");
   MAXL                      = getInt("control:maxl");

   BEST_CASE                 = getInt("control:best_case");
   BEST_CASE_MIN_FLOWS_T5    = getInt("control:best_case_min_flows_t5");

   futureRun = iniparser_getboolean(ini, "control:futureRun", false);
   extensionRun = iniparser_getboolean(ini, "control:extensionRun", false);
   restartDataSet            = getString("control:restart_data_set");
   restartManagement            = getString("control:restart_management");   
   restartTransitions            = getString("control:restart_transitions");   
   restartDiagnostics            = getString("control:restart_diagnostics");   
   // total biomass to bole biomass ratio, value of 2.0 assumes the
   // WH numbers are bole biomass only and we need to cut twice as much biomass
   TB2BB                     = iniparser_getdouble(ini,"control:tb2bb",1.0);
   PROB_FNAME                = getString("control:phbio_filename");
   runtype                   = getString("control:runtype");
   shft_cult                 = getInt("control:shft_cult");
   SMART_FLOW_BUG_PRINT      = getInt("debug options:smart_flow_bug_print");
   STATE_BUG_PRINT           = getInt("debug options:state_bug_print");
   STATE_PRINT               = getInt("debug options:state_print");
   FLOW_BUG_PRINT            = getInt("debug options:flow_bug_print");

   icew_input_path           = getString("hyde_datasets:hyde_icew_path");
   watr_input_path           = getString("hyde_datasets:hyde_watr_path");

   hyde_crop_path            = getString("hyde_datasets:hyde_crop_path");
   hyde_othr_path            = getString("hyde_datasets:hyde_othr_path");
   hyde_past_path            = getString("hyde_datasets:hyde_past_path");
   hyde_urbn_path            = getString("hyde_datasets:hyde_urbn_path");

   hyde_rangeland_path       = getString("hyde_datasets:hyde_rangeland_path");
   hyde_managed_past_path    = getString("hyde_datasets:hyde_managed_past_path");

   hyde_rice_path            = getString("hyde_datasets:rice_file");   
   irrigation_file           = getString("hyde_datasets:irrigation_file");
 
   future_crop_path          = getString("iam_datasets:future_crop_path");
   future_othr_path          = getString("iam_datasets:future_othr_path");
   future_past_path          = getString("iam_datasets:future_past_path");
   future_urbn_path          = getString("iam_datasets:future_urbn_path");
   extension_crop_path          = getString("iam_datasets:extension_crop_path");
   extension_othr_path          = getString("iam_datasets:extension_othr_path");
   extension_past_path          = getString("iam_datasets:extension_past_path");
   extension_urbn_path          = getString("iam_datasets:extension_urbn_path");
   
   iam_croptypes_file              = getString("iam_datasets:iam_croptypes_file");
   iam_flooded_file          = getString("iam_datasets:iam_flooded_file");
   iam_crpbf_file          = getString("iam_datasets:iam_crpbf_file");
   iam_c3pbf_file          = getString("iam_datasets:iam_c3pbf_file");
   iam_c4pbf_file          = getString("iam_datasets:iam_c4pbf_file");
   national_flooded_file          = getString("iam_datasets:national_flooded_file");
   iam_fert_vals_file		= getString("iam_datasets:iam_fert_vals_file");
   iam_irrig_vals_file		= getString("iam_datasets:iam_irrig_vals_file");
   c4a_flag                 = getInt("iam_datasets:c4a_flag");
   c4p_flag                 = getInt("iam_datasets:c4p_flag");
   c3p_flag                 = getInt("iam_datasets:c3p_flag");
   c3n_flag                 = getInt("iam_datasets:c3n_flag");
   irrig_flag                 = getInt("iam_datasets:irrig_flag");
   fert_flag                 = getInt("iam_datasets:fert_flag");
   
   woodharvest_file          = getString("woodharvest_datasets:woodharvest_file");
   fuelwood_file             = getString("woodharvest_datasets:fuelwood_file");
   woodharvest_nodata_file   = getString("woodharvest_datasets:woodharvest_nodata_file");

   cellinfo_file             = getString("other_datasets:cellinfo_file");
   ccodes_file               = getString("other_datasets:ccodes_file");
   ccodes_map                = getString("other_datasets:ccodes_map");
   cnames_file               = getString("other_datasets:cnames_file");
   contcodes_file            = getString("other_datasets:contcodes_file");
   regcodes_file            = getString("other_datasets:regcodes_file");
   shiftcult_map             = getString("other_datasets:shiftcult_map");
   shiftcult_nc              = getString("other_datasets:shiftcult_nc");
   future_pasture_fracs_file      = getString("other_datasets:future_pasture_fracs_file");
   protected_area_file      = getString("other_datasets:protected_area");
   
   miami_biomass_file_vba    = getString("other_datasets:miami_biomass_file_vba");
   miami_biomass_file_vnppa  = getString("other_datasets:miami_biomass_file_vnppa");
   
   rs_forest_loss_file			 = getString("other_datasets:rs_forest_loss");
   
   future_woodharvest_file            = getString("woodharvest_datasets:future_woodharvest_file");
   future_fuelwood_file            = getString("woodharvest_datasets:future_fuelwood_file");
   
   fertilizer_country_file   = getString("management datasets:fertilizer_country_file");
   fertilizer_global_file    = getString("management datasets:fertilizer_global_file");
   tillage_national_file     = getString("management datasets:tillage_national_file");
   fertilizer_national_file    = getString("management datasets:fertilizer_national_file");
   croprotations_national_file = getString("management datasets:croprotations_national_file");
   cropbiofuels_national_file    = getString("management datasets:cropbiofuels_national_file");
   flooded_file              = getString("management datasets:flooded_file");

   fertilizer_national_file_future = getString("management datasets:fertilizer_national_file_future");
   irrigation_national_file_future = getString("management datasets:irrigation_national_file_future");

   c3_annual_file            = getString("crop type datasets:c3_annual_file");
   c4_annual_file            = getString("crop type datasets:c4_annual_file");
   c3_perennial_file         = getString("crop type datasets:c3_perennial_file");
   c4_perennial_file         = getString("crop type datasets:c4_perennial_file");
   n_fixing_file             = getString("crop type datasets:n_fixing_file");
   cft_frac_file             = getString("crop type datasets:cft_frac_file");
   
   if (strcmp("initial", runtype) == 0) { isInitialRun = true; }

}

int Config::getInt (const char* name, int defaultValue) {
   return iniparser_getint(ini, name, defaultValue);
}

char* Config::getString (const char* name, char* defaultValue) {
   return iniparser_getstring(ini, name, defaultValue);
}

void Config::updateOutstat(int year) {
   if (year >= start_year && year <= stop_year) {
      if (isInitialRun && year == start_year) {
         strcpy(outstat, "w");
      } else {
         strcpy(outstat, "a");
      }
   }
}