/* TA-LIB Copyright (c) 1999-2025, Mario Fortier
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
*   notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
*   notice, this list of conditions and the following disclaimer in
*   the documentation and/or other materials provided with the
*   distribution.
*
* - Neither name of author nor the names of its contributors
*   may be used to endorse or promote products derived from this
*   software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

/* AUTO-GENERATED by ta_codegen — DO NOT EDIT.
* Source of truth: ta_codegen/input/<name>/  (regenerate: cd ta_codegen/generator && cargo run -- generate)
*/

#include <string.h>
#include <math.h>
#include "ta_func.h"
#include "ta_utility.h"
#include "ta_memory.h"
#include "ta_func_unguarded.h"

/* List of contributors:
 *
 *  Initial  Name/description
 *  -------------------------------------------------------------------
 *  AC       Angelo Ciceri
 *
 *
 * Change history:
 *
 *  MMDDYY BY   Description
 *  -------------------------------------------------------------------
 *  102404 AC   Creation
 *  040309 AC   Increased flexibility to allow real bodies matching
 *              on one end (Greg Morris - "Candlestick charting explained")
 */

TA_LIB_API int TA_CDLHARAMI_Lookback( void )
{
   int BodyLong_rangeType = TA_Globals->candleSettings[TA_BodyLong].rangeType;
   int BodyLong_avgPeriod = TA_Globals->candleSettings[TA_BodyLong].avgPeriod;
   double BodyLong_factor = TA_Globals->candleSettings[TA_BodyLong].factor;
   int BodyShort_rangeType = TA_Globals->candleSettings[TA_BodyShort].rangeType;
   int BodyShort_avgPeriod = TA_Globals->candleSettings[TA_BodyShort].avgPeriod;
   double BodyShort_factor = TA_Globals->candleSettings[TA_BodyShort].factor;
   return fmax(BodyShort_avgPeriod,BodyLong_avgPeriod) + 1;
}

TA_LIB_API TA_RetCode TA_CDLHARAMI( int    startIdx,
                                    int    endIdx,
                                    const double inOpen[],
                                    const double inHigh[],
                                    const double inLow[],
                                    const double inClose[],
                                    int          *outBegIdx,
                                    int          *outNBElement,
                                    int        outInteger[] )
{
   double BodyShortPeriodTotal;
   double BodyLongPeriodTotal;
   int i;
   int outIdx;
   int BodyShortTrailingIdx;
   int BodyLongTrailingIdx;
   int lookbackTotal;
   int BodyLong_rangeType = TA_Globals->candleSettings[TA_BodyLong].rangeType;
   int BodyLong_avgPeriod = TA_Globals->candleSettings[TA_BodyLong].avgPeriod;
   double BodyLong_factor = TA_Globals->candleSettings[TA_BodyLong].factor;
   int BodyShort_rangeType = TA_Globals->candleSettings[TA_BodyShort].rangeType;
   int BodyShort_avgPeriod = TA_Globals->candleSettings[TA_BodyShort].avgPeriod;
   double BodyShort_factor = TA_Globals->candleSettings[TA_BodyShort].factor;

   if( startIdx < 0 )
      return TA_OUT_OF_RANGE_START_INDEX;
   if( (endIdx < 0) || (endIdx < startIdx) )
      return TA_OUT_OF_RANGE_END_INDEX;

   if( !inOpen )
      return TA_BAD_PARAM;
   if( !inHigh )
      return TA_BAD_PARAM;
   if( !inLow )
      return TA_BAD_PARAM;
   if( !inClose )
      return TA_BAD_PARAM;
   if( !outInteger )
      return TA_BAD_PARAM;

   /* Identify the minimum number of price bar needed
    * to calculate at least one output.
    */
   lookbackTotal = TA_CDLHARAMI_Lookback();
   /* Move up the start index if there is not
    * enough initial data.
    */
   if( startIdx < lookbackTotal )
   {
      startIdx = lookbackTotal;
   }
   /* Make sure there is still something to evaluate. */
   if( startIdx > endIdx )
   {
      *outBegIdx= 0;
      *outNBElement= 0;
      return TA_SUCCESS;
   }
   /* Do the calculation using tight loops. */
   /* Add-up the initial period, except for the last value. */
   BodyLongPeriodTotal = 0;
   BodyShortPeriodTotal = 0;
   BodyLongTrailingIdx = startIdx - 1 - BodyLong_avgPeriod;
   BodyShortTrailingIdx = startIdx - BodyShort_avgPeriod;
   i = BodyLongTrailingIdx;
   while( i < startIdx - 1 )
   {
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i);
      i += 1;
   }
   i = BodyShortTrailingIdx;
   while( i < startIdx )
   {
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i);
      i += 1;
   }
   i = startIdx;
   /* Proceed with the calculation for the requested range.
    * Must have:
    * - first candle: long white (black) real body
    * - second candle: short real body totally engulfed by the first
    * The meaning of "short" and "long" is specified with TA_SetCandleSettings
    * outInteger is positive (1 to 100) when bullish or negative (-1 to -100) when bearish:
    * - 100 is returned when the first candle's real body begins before and ends after the second candle's real body
    * - 80 is returned when the two real bodies match on one end (Greg Morris contemplate this case in his book
    *   "Candlestick charting explained")
    * The user should consider that a harami is significant when it appears in a downtrend if bullish or
    * in an uptrend when bearish, while this function does not consider the trend
    */
   outIdx = 0;
   do
   {
      if( fabs(inClose[i - 1] - inOpen[i - 1]) > TA_CANDLEAVERAGE(BodyLong,BodyLongPeriodTotal,i - 1) )
      {
         /* 1st: long */
         if( fabs(inClose[i] - inOpen[i]) <= TA_CANDLEAVERAGE(BodyShort,BodyShortPeriodTotal,i) )
         {
            /* 2nd: short */
            /* 2nd is engulfed by 1st */
            if( fmax(inClose[i],inOpen[i]) < fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) > fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 100;
               /* 2nd is engulfed by 1st
                * (one end of real body can match;
                * engulfing guaranteed by "long" and "short")
                */
            } else if( fmax(inClose[i],inOpen[i]) <= fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) >= fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 80;
            } else 
            {
               outInteger[outIdx++] = 0;
            }
         } else 
         {
            outInteger[outIdx++] = 0;
         }
      } else 
      {
         outInteger[outIdx++] = 0;
      }
      /* add the current range and subtract the first range: this is done after the pattern recognition
       * when avgPeriod is not 0, that means "compare with the previous candles" (it excludes the current candle)
       */
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i - 1) - TA_CANDLERANGE(BodyLong,BodyLongTrailingIdx);
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i) - TA_CANDLERANGE(BodyShort,BodyShortTrailingIdx);
      i += 1;
      BodyLongTrailingIdx += 1;
      BodyShortTrailingIdx += 1;
   } while( i <= endIdx );
   /* All done. Indicate the output limits and return. */
   *outNBElement= outIdx;
   *outBegIdx= startIdx;
   return TA_SUCCESS;
}

TA_LIB_API TA_RetCode TA_CDLHARAMI_Unguarded( int    startIdx,
                                              int    endIdx,
                                              const double inOpen[],
                                              const double inHigh[],
                                              const double inLow[],
                                              const double inClose[],
                                              int          *outBegIdx,
                                              int          *outNBElement,
                                              int        outInteger[] )
{
   double BodyShortPeriodTotal;
   double BodyLongPeriodTotal;
   int i;
   int outIdx;
   int BodyShortTrailingIdx;
   int BodyLongTrailingIdx;
   int lookbackTotal;
   int BodyLong_rangeType = TA_Globals->candleSettings[TA_BodyLong].rangeType;
   int BodyLong_avgPeriod = TA_Globals->candleSettings[TA_BodyLong].avgPeriod;
   double BodyLong_factor = TA_Globals->candleSettings[TA_BodyLong].factor;
   int BodyShort_rangeType = TA_Globals->candleSettings[TA_BodyShort].rangeType;
   int BodyShort_avgPeriod = TA_Globals->candleSettings[TA_BodyShort].avgPeriod;
   double BodyShort_factor = TA_Globals->candleSettings[TA_BodyShort].factor;

   lookbackTotal = TA_CDLHARAMI_Lookback();
   if( startIdx < lookbackTotal )
   {
      startIdx = lookbackTotal;
   }
   if( startIdx > endIdx )
   {
      *outBegIdx= 0;
      *outNBElement= 0;
      return TA_SUCCESS;
   }
   BodyLongPeriodTotal = 0;
   BodyShortPeriodTotal = 0;
   BodyLongTrailingIdx = startIdx - 1 - BodyLong_avgPeriod;
   BodyShortTrailingIdx = startIdx - BodyShort_avgPeriod;
   i = BodyLongTrailingIdx;
   while( i < startIdx - 1 )
   {
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i);
      i += 1;
   }
   i = BodyShortTrailingIdx;
   while( i < startIdx )
   {
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i);
      i += 1;
   }
   i = startIdx;
   outIdx = 0;
   do
   {
      if( fabs(inClose[i - 1] - inOpen[i - 1]) > TA_CANDLEAVERAGE(BodyLong,BodyLongPeriodTotal,i - 1) )
      {
         if( fabs(inClose[i] - inOpen[i]) <= TA_CANDLEAVERAGE(BodyShort,BodyShortPeriodTotal,i) )
         {
            if( fmax(inClose[i],inOpen[i]) < fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) > fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 100;
            } else if( fmax(inClose[i],inOpen[i]) <= fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) >= fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 80;
            } else 
            {
               outInteger[outIdx++] = 0;
            }
         } else 
         {
            outInteger[outIdx++] = 0;
         }
      } else 
      {
         outInteger[outIdx++] = 0;
      }
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i - 1) - TA_CANDLERANGE(BodyLong,BodyLongTrailingIdx);
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i) - TA_CANDLERANGE(BodyShort,BodyShortTrailingIdx);
      i += 1;
      BodyLongTrailingIdx += 1;
      BodyShortTrailingIdx += 1;
   } while( i <= endIdx );
   *outNBElement= outIdx;
   *outBegIdx= startIdx;
   return TA_SUCCESS;
}

TA_RetCode TA_S_CDLHARAMI( int    startIdx,
                           int    endIdx,
                           const float inOpen[],
                           const float inHigh[],
                           const float inLow[],
                           const float inClose[],
                           int          *outBegIdx,
                           int          *outNBElement,
                           int        outInteger[] )
{
   double BodyShortPeriodTotal;
   double BodyLongPeriodTotal;
   int i;
   int outIdx;
   int BodyShortTrailingIdx;
   int BodyLongTrailingIdx;
   int lookbackTotal;
   int BodyLong_rangeType = TA_Globals->candleSettings[TA_BodyLong].rangeType;
   int BodyLong_avgPeriod = TA_Globals->candleSettings[TA_BodyLong].avgPeriod;
   double BodyLong_factor = TA_Globals->candleSettings[TA_BodyLong].factor;
   int BodyShort_rangeType = TA_Globals->candleSettings[TA_BodyShort].rangeType;
   int BodyShort_avgPeriod = TA_Globals->candleSettings[TA_BodyShort].avgPeriod;
   double BodyShort_factor = TA_Globals->candleSettings[TA_BodyShort].factor;

   if( startIdx < 0 )
      return TA_OUT_OF_RANGE_START_INDEX;
   if( (endIdx < 0) || (endIdx < startIdx) )
      return TA_OUT_OF_RANGE_END_INDEX;

   if( !inOpen )
      return TA_BAD_PARAM;
   if( !inHigh )
      return TA_BAD_PARAM;
   if( !inLow )
      return TA_BAD_PARAM;
   if( !inClose )
      return TA_BAD_PARAM;
   if( !outInteger )
      return TA_BAD_PARAM;

   lookbackTotal = TA_CDLHARAMI_Lookback();
   if( startIdx < lookbackTotal )
   {
      startIdx = lookbackTotal;
   }
   if( startIdx > endIdx )
   {
      *outBegIdx= 0;
      *outNBElement= 0;
      return TA_SUCCESS;
   }
   BodyLongPeriodTotal = 0;
   BodyShortPeriodTotal = 0;
   BodyLongTrailingIdx = startIdx - 1 - BodyLong_avgPeriod;
   BodyShortTrailingIdx = startIdx - BodyShort_avgPeriod;
   i = BodyLongTrailingIdx;
   while( i < startIdx - 1 )
   {
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i);
      i += 1;
   }
   i = BodyShortTrailingIdx;
   while( i < startIdx )
   {
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i);
      i += 1;
   }
   i = startIdx;
   outIdx = 0;
   do
   {
      if( fabs(inClose[i - 1] - inOpen[i - 1]) > TA_CANDLEAVERAGE(BodyLong,BodyLongPeriodTotal,i - 1) )
      {
         if( fabs(inClose[i] - inOpen[i]) <= TA_CANDLEAVERAGE(BodyShort,BodyShortPeriodTotal,i) )
         {
            if( fmax(inClose[i],inOpen[i]) < fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) > fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 100;
            } else if( fmax(inClose[i],inOpen[i]) <= fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) >= fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 80;
            } else 
            {
               outInteger[outIdx++] = 0;
            }
         } else 
         {
            outInteger[outIdx++] = 0;
         }
      } else 
      {
         outInteger[outIdx++] = 0;
      }
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i - 1) - TA_CANDLERANGE(BodyLong,BodyLongTrailingIdx);
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i) - TA_CANDLERANGE(BodyShort,BodyShortTrailingIdx);
      i += 1;
      BodyLongTrailingIdx += 1;
      BodyShortTrailingIdx += 1;
   } while( i <= endIdx );
   *outNBElement= outIdx;
   *outBegIdx= startIdx;
   return TA_SUCCESS;
}

TA_RetCode TA_S_CDLHARAMI_Unguarded( int    startIdx,
                                     int    endIdx,
                                     const float inOpen[],
                                     const float inHigh[],
                                     const float inLow[],
                                     const float inClose[],
                                     int          *outBegIdx,
                                     int          *outNBElement,
                                     int        outInteger[] )
{
   double BodyShortPeriodTotal;
   double BodyLongPeriodTotal;
   int i;
   int outIdx;
   int BodyShortTrailingIdx;
   int BodyLongTrailingIdx;
   int lookbackTotal;
   int BodyLong_rangeType = TA_Globals->candleSettings[TA_BodyLong].rangeType;
   int BodyLong_avgPeriod = TA_Globals->candleSettings[TA_BodyLong].avgPeriod;
   double BodyLong_factor = TA_Globals->candleSettings[TA_BodyLong].factor;
   int BodyShort_rangeType = TA_Globals->candleSettings[TA_BodyShort].rangeType;
   int BodyShort_avgPeriod = TA_Globals->candleSettings[TA_BodyShort].avgPeriod;
   double BodyShort_factor = TA_Globals->candleSettings[TA_BodyShort].factor;

   lookbackTotal = TA_CDLHARAMI_Lookback();
   if( startIdx < lookbackTotal )
   {
      startIdx = lookbackTotal;
   }
   if( startIdx > endIdx )
   {
      *outBegIdx= 0;
      *outNBElement= 0;
      return TA_SUCCESS;
   }
   BodyLongPeriodTotal = 0;
   BodyShortPeriodTotal = 0;
   BodyLongTrailingIdx = startIdx - 1 - BodyLong_avgPeriod;
   BodyShortTrailingIdx = startIdx - BodyShort_avgPeriod;
   i = BodyLongTrailingIdx;
   while( i < startIdx - 1 )
   {
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i);
      i += 1;
   }
   i = BodyShortTrailingIdx;
   while( i < startIdx )
   {
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i);
      i += 1;
   }
   i = startIdx;
   outIdx = 0;
   do
   {
      if( fabs(inClose[i - 1] - inOpen[i - 1]) > TA_CANDLEAVERAGE(BodyLong,BodyLongPeriodTotal,i - 1) )
      {
         if( fabs(inClose[i] - inOpen[i]) <= TA_CANDLEAVERAGE(BodyShort,BodyShortPeriodTotal,i) )
         {
            if( fmax(inClose[i],inOpen[i]) < fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) > fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 100;
            } else if( fmax(inClose[i],inOpen[i]) <= fmax(inClose[i - 1],inOpen[i - 1]) && fmin(inClose[i],inOpen[i]) >= fmin(inClose[i - 1],inOpen[i - 1]) )
            {
               outInteger[outIdx++] = (0 - ((inClose[i - 1] >= inOpen[i - 1]) ? 1 : 0 - 1)) * 80;
            } else 
            {
               outInteger[outIdx++] = 0;
            }
         } else 
         {
            outInteger[outIdx++] = 0;
         }
      } else 
      {
         outInteger[outIdx++] = 0;
      }
      BodyLongPeriodTotal += TA_CANDLERANGE(BodyLong,i - 1) - TA_CANDLERANGE(BodyLong,BodyLongTrailingIdx);
      BodyShortPeriodTotal += TA_CANDLERANGE(BodyShort,i) - TA_CANDLERANGE(BodyShort,BodyShortTrailingIdx);
      i += 1;
      BodyLongTrailingIdx += 1;
      BodyShortTrailingIdx += 1;
   } while( i <= endIdx );
   *outNBElement= outIdx;
   *outBegIdx= startIdx;
   return TA_SUCCESS;
}

