litlfred

class iHRIS_Intervention_A1_management extends iHRIS_Intervention {

    /**
     * Get the field names that are yearly inputs
     * @returns array of string
     */
    public function yearlyInputs() {
        return array('manager_time','support_staff_time','other_staff_time');
    }

    /**
     * Get the cost of the salaries for the indicated year
     * @return total cost for salaries
     */
    public function costSalaries($start_year,$year_offset,$salary,$time) {
        $year = $start_year + $year_offset;
        $sal_cost = 0;

        if (!array_key_exists($salary,$this->fields) || ! $this->fields[$salary] instanceof I2CE_FormField_INT) {
            I2CE::raiseError("Field $salary is not an INT");
            return 0;
        }
        if (!array_key_exists($time,$this->fields) || ! $this->fields[$time] instanceof I2CE_FormField_ASSOC_INT) {
            I2CE::raiseError("Field $time is not an ASSOC_INT");
            return 0;
        }
        $time = 0;
        if (array_key_exists($time,$this->fields) && $this->fields[$time] instanceof I2CE_FormField_ASSOC_INT && $this->fields[$time]->keyIsSet($year)) {
            $time =  max(0,$this->fields[$time]->getValueOfKey($year));
        }
        return  (($this->inflateCosts($year_offset,max(0,$this->fields[$salary]->getValue())))*12*(( $time /100)));
    }
    /**
     * Get the cost for the indicated year
     * @param int $start_year
     * @param int $year
     */
    protected function _getCostByYear($start_year,$year_offset) {
        $cost = 0;
        foreach ( array('supplies','communications','other') as $cost) {
            $costField = $this->getField($cost);
            if (!array_key_exists($cost,$this->fields) || ! $this->fields[$cost] instanceof I2CE_FormField_INT) {
                I2CE::raiseError("Field $cost is not an INT");
                continue;
            }
            $cost += $this->inflateCosts($year_offset,max(0,$this->fields[$cost]->getValue()));
        }

        $salaries_cost = 0;
        $salaries = array ('manager_time'=>'manager_salary','support_staff_time'=>'support_staff_salary','other_staff_time'=>'other_staff_salary');
        foreach ($salaries as $time=>$salary) {
            $salaries_cost += $this->costSalary($start_year,$year_offset,$salary,$time);
        }
        return  $salaries_cost + $cost;
    }
  }