#ifndef INCLUDED_C_FLOWNETWORK_H
#define INCLUDED_C_FLOWNETWORK_H

#ifndef INCLUDED_C_FLOWEDGE_H
#include <c_FlowEdge.h>
#endif /*INCLUDED_C_FLOWEDGE_H*/

#ifndef INCLUDED_C_UINTARRAY_H
#include <c_UIntArray.h>
#endif /*INCLUDED_C_UINTARRAY_H*/


#ifndef INCLUDED_C_ALLOCATOR_H
#include <c_Allocator.h>
#endif /*INCLUDED_C_ALLOCATOR_H*/




/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

typedef struct {
    c_size_t       V;          /* Total number of vertices */
    c_size_t       E;          /* Total number of directed flow edges (including residual twins) */
    c_UIntArray_t* adj_list;   /* Array of lists storing global edge_ids exiting/entering each vertex */
    c_FlowEdge_t*  edges_pool; /* Global contiguous array pool housing raw flow edge objects */
    c_size_t       edges_cap;  /* Allocated edge pool tracking capacity boundary */
    c_Allocator_t  allocator;  /* Embedded custom allocator structure instance */
} c_FlowNetwork_t;

/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

c_err_t c_FlowNetwork_Init(c_FlowNetwork_t* self, c_size_t V, c_Allocator_t* alloc);
void    c_FlowNetwork_Destroy(c_FlowNetwork_t* self);
c_err_t c_FlowNetwork_AddEdge(c_FlowNetwork_t* self, c_size_t from, c_size_t to, double capacity);

#endif /*INCLUDED_C_FLOWNETWORK_H*/