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#include "common.h"

#include <git2.h>

#include <git2/clone.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#ifndef _WIN32

# include <pthread.h>

# include <unistd.h>

#endif

typedef struct progress_data {

git_transfer_progress fetch_progress;

size_t completed_steps;

size_t total_steps;

const char *path;

} progress_data;

static void print_progress(const progress_data *pd)

{

int network_percent = pd->fetch_progress.total_objects > 0 ?

(100*pd->fetch_progress.received_objects) / pd->fetch_progress.total_objects :

0;

int index_percent = pd->fetch_progress.total_objects > 0 ?

(100*pd->fetch_progress.indexed_objects) / pd->fetch_progress.total_objects :

0;

int checkout_percent = pd->total_steps > 0

? (100 * pd->completed_steps) / pd->total_steps

: 0;

int kbytes = pd->fetch_progress.received_bytes / 1024;

if (pd->fetch_progress.total_objects &&

pd->fetch_progress.received_objects == pd->fetch_progress.total_objects) {

printf("Resolving deltas %d/%d\r",

pd->fetch_progress.indexed_deltas,

pd->fetch_progress.total_deltas);

} else {

printf("net %3d%% (%4d kb, %5d/%5d) / idx %3d%% (%5d/%5d) / chk %3d%% (%4" PRIuZ "/%4" PRIuZ ") %s\n",

network_percent, kbytes,

pd->fetch_progress.received_objects, pd->fetch_progress.total_objects,

index_percent, pd->fetch_progress.indexed_objects, pd->fetch_progress.total_objects,

checkout_percent,

pd->completed_steps, pd->total_steps,

pd->path);

}

}

static int sideband_progress(const char *str, int len, void *payload)

{

(void)payload; // unused

printf("remote: %.*s", len, str);

fflush(stdout);

return 0;

}

static int fetch_progress(const git_transfer_progress *stats, void *payload)

{

progress_data *pd = (progress_data*)payload;

pd->fetch_progress = *stats;

print_progress(pd);

return 0;

}

static void checkout_progress(const char *path, size_t cur, size_t tot, void *payload)

{

progress_data *pd = (progress_data*)payload;

pd->completed_steps = cur;

pd->total_steps = tot;

pd->path = path;

print_progress(pd);

}

int do_clone(git_repository *repo, int argc, char **argv)

{

progress_data pd = {{0}};

git_repository *cloned_repo = NULL;

git_clone_options clone_opts = GIT_CLONE_OPTIONS_INIT;

git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;

const char *url = argv[1];

const char *path = argv[2];

int error;

(void)repo; // unused

// Validate args

if (argc < 3) {

printf ("USAGE: %s <url> <path>\n", argv[0]);

return -1;

}

// Set up options

checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE;

checkout_opts.progress_cb = checkout_progress;

checkout_opts.progress_payload = &pd;

clone_opts.checkout_opts = checkout_opts;

clone_opts.fetch_opts.callbacks.sideband_progress = sideband_progress;

clone_opts.fetch_opts.callbacks.transfer_progress = &fetch_progress;

clone_opts.fetch_opts.callbacks.credentials = cred_acquire_cb;

clone_opts.fetch_opts.callbacks.payload = &pd;

// Do the clone

error = git_clone(&cloned_repo, url, path, &clone_opts);

printf("\n");

if (error != 0) {

const git_error *err = giterr_last();

if (err) printf("ERROR %d: %s\n", err->klass, err->message);

else printf("ERROR %d: no detailed info\n", error);

}

else if (cloned_repo) git_repository_free(cloned_repo);

return error;

}