-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-typedef struct TodoItem {
- char* name;
- char* description;
- char* due;
- char** items;
-} TodoItem;
+#include "headers/parser.h"
-void parse(FILE* file, int* length);
+typedef struct State {
+ Board* board;
+ TodoList* cur_todolist;
+ TodoItem* cur_todoitem;
+ /* for use during processing */
+ char* last_block_text;
+} State;
+char* read_file(char* file_name, long* size);
-static char task_md[] = "###";
+/* processing */
+void enter_todolist(State* state, char* list_name);
+void exit_todolist(State* state);
+
+void enter_todoitem(State* state, char* item_name);
+void exit_todoitem(State* state);
+
+void set_description(State* state, char* description);
+void set_due(State* state, char* due); // make an acc date struct later
+void add_subtask(State* state, char* subtask_name, SubTaskState subtask_state);
+
+/* callbacks to parser */
+int enter_block(MD_BLOCKTYPE type, void* detail, void* userdata);
+int leave_block(MD_BLOCKTYPE type, void* detail, void* userdata);
+int enter_span(MD_SPANTYPE type, void* detail, void* userdata);
+int leave_span(MD_SPANTYPE type, void* detail, void* userdata);
+int text(MD_TEXTTYPE type, const MD_CHAR* text, MD_SIZE size, void* userdata);
+void debug_log(const char* msg, void* userdata);
+void syntax(void);
+
+const MD_PARSER parser = {
+ 0,
+ MD_FLAG_TASKLISTS,
+ &enter_block,
+ &leave_block,
+ &enter_span,
+ &leave_span,
+ &text,
+ &debug_log,
+ &syntax
+};
+
+
+/* reading */
+Board*
+begin_parse(char* board_path)
+{
+ const char* input_buffer;
+ long input_size;
+ State state;
+ Board* new_board;
+
+ /* read entire file */
+ input_buffer = read_file(board_path, &input_size);
+
+ /* setup state */
+ state.cur_todolist = NULL;
+ state.cur_todoitem = NULL;
+
+ new_board = malloc(sizeof(Board));
+ new_board->todolist_list = malloc(0);
+ new_board->todolist_count = 0;
+ state.board = new_board;
+
+ md_parse(input_buffer, input_size, &parser, &state);
+
+ /* finish calls */
+ exit_todolist(&state);
+
+ free((char*)input_buffer);
+
+ return state.board;
+}
+
+char*
+read_file(char* file_name, long* size)
+{ // apparently using seek isnt the greatest, may change to chunk reading later
+ FILE* file;
+ char* output;
+ long fsize;
+
+ file = fopen(file_name, "r");
+ if (file == NULL) {
+ perror("read_file > fopen");
+ return NULL;
+ }
+
+ fseek(file, 0, SEEK_END);
+ fsize = ftell(file);
+ fseek(file, 0, SEEK_SET);
+
+ output = malloc(fsize+1); // maybe error check malloc
+ fread(output, 1, fsize, file);
+ if (ferror(file)) {
+ printf("Something went wrong reading file\n");
+ fclose(file);
+ free(output);
+ return NULL;
+ }
+ output[fsize] = 0; // add null terminator
+
+ /* clean up */
+ fclose(file);
+
+ /* return */
+ *size = fsize;
+ return output;
+}
+
+void
+enter_todolist(State* state, char* list_name)
+{
+ TodoList* new_todolist;
+
+ new_todolist = malloc(sizeof(TodoList));
+ new_todolist->list_name = list_name;
+ new_todolist->item_list = malloc(0);
+ new_todolist->item_count = 0;
+
+ state->cur_todolist = new_todolist;
+}
+
+void
+exit_todolist(State* state)
+{
+ #define sb state->board
+
+ if (state->cur_todolist == NULL) return;
+
+ exit_todoitem(state);
+
+ sb->todolist_count += 1;
+ sb->todolist_list = realloc(sb->todolist_list, sb->todolist_count*sizeof(TodoList*));
+ sb->todolist_list[sb->todolist_count-1] = state->cur_todolist;
+ state->cur_todolist = NULL;
+
+ #undef sb
+}
+
+void
+enter_todoitem(State* state, char* item_name)
+{
+ TodoItem* new_todoitem;
+
+ new_todoitem = malloc(sizeof(TodoItem));
+ new_todoitem->item_name = item_name;
+ new_todoitem->description = strdup("");
+ new_todoitem->due = strdup("");
+ new_todoitem->subtask_list = malloc(0);
+ new_todoitem->subtask_count = 0;
+
+ state->cur_todoitem = new_todoitem;
+
+}
+
+void
+exit_todoitem(State* state)
+{
+ #define st state->cur_todolist
+
+ if (state->cur_todoitem == NULL) return;
+
+ /* append current item to todo list */
+ st->item_count += 1;
+ st->item_list = realloc(st->item_list, st->item_count*sizeof(TodoItem*));
+ st->item_list[st->item_count-1] = state->cur_todoitem;
+ state->cur_todoitem = NULL;
+
+ #undef st
+}
+
+void
+set_description(State* state, char* description)
+{
+ state->cur_todoitem->description = description;
+}
+
+void
+set_due(State* state, char* due)
+{
+ state->cur_todoitem->due = due;
+}
+
+void
+add_subtask(State* state, char* subtask_name, SubTaskState subtask_state)
+{
+ SubTask* new_subtask;
+ SubTask** subtask_list;
+
+ /* create new subtask */
+ new_subtask = malloc(sizeof(SubTask));
+ new_subtask->subtask_name = subtask_name;
+ new_subtask->done = subtask_state;
+
+ /* add it */
+ subtask_list = state->cur_todoitem->subtask_list;
+
+ state->cur_todoitem->subtask_count += 1;
+ subtask_list = realloc(subtask_list, state->cur_todoitem->subtask_count*sizeof(SubTask*));
+ subtask_list[state->cur_todoitem->subtask_count-1] = new_subtask;
+
+ state->cur_todoitem->subtask_list = subtask_list;
+
+}
+
+int
+enter_block(MD_BLOCKTYPE type, void* detail, void* userdata)
+{
+ return 0;
+}
int
-main(int argc, char** argv)
+leave_block(MD_BLOCKTYPE type, void* detail, void* userdata)
{
- FILE* input_file;
- int todo_length;
+ State* state;
+ state = (State*)userdata;
+
+ switch (type) {
+
+ case MD_BLOCK_H:;
+
+ MD_BLOCK_H_DETAIL* h_detail;
+ h_detail = ((MD_BLOCK_H_DETAIL*)detail);
+
+ switch(h_detail->level) {
+
+ case 1:
+ break;
+
+ case 2:
+ exit_todolist(state);
+ enter_todolist(state, state->last_block_text);
+ break;
+
+ case 3:
+ exit_todoitem(state);
+ enter_todoitem(state, state->last_block_text);
+ break;
+ }
+
+ break;
+
+ case MD_BLOCK_QUOTE:
+ set_description(state, state->last_block_text);
+ break;
+
+ case MD_BLOCK_LI:;
+ MD_BLOCK_LI_DETAIL* li_detail;
+ SubTaskState done;
+
+ li_detail = ((MD_BLOCK_LI_DETAIL*)detail);
+
+ assert(li_detail->is_task != 0); // all lists should be task lists
+
+ done = li_detail->task_mark == ' ' ? SubTaskState_todo : SubTaskState_done;
+
+ add_subtask(state, state->last_block_text, done);
+ break;
+
+ // no need for default case for now :>
+ }
+ return 0;
+}
+
+int
+enter_span(MD_SPANTYPE type, void* detail, void* userdata)
+{
+
+
+ return 0;
+}
+
+int
+leave_span(MD_SPANTYPE type, void* detail, void* userdata)
+{
+ State* state;
+ state = (State*)userdata;
+
+ switch (type) {
+ case MD_SPAN_STRONG:
+ set_due(state, state->last_block_text);
+ break;
+ }
+ return 0;
+}
+
+int
+text(MD_TEXTTYPE type, const MD_CHAR* text, MD_SIZE size, void* userdata){
+
+ State* state;
+ char* content;
+
+ state = (State*)userdata;
+
+ content = malloc(size*sizeof(char)+1);
+ memcpy(content, text, size);
+ content[size] = 0;
+
+ /* printf("%s\n", content); */
+ state->last_block_text = content;
+
+ return 0;
+}
+
+void
+debug_log(const char* msg, void* userdata)
+{
+ printf(msg);
+ return;
+}
+
+void
+syntax(void)
+{
+ return;
+}
+
+/* writing */
+int
+begin_write(char* board_path, Board* board)
+{ // TODO, make a backup file of board before write in case it crashes
+
+ FILE* file;
+
+ file = fopen(board_path, "w+");
+ if (file == NULL) {
+ perror("begin_write > fopen");
+ return -1;
+ }
+
+ for (int i = 0; i < board->todolist_count; i++) {
+ TodoList* cur_todolist = board->todolist_list[i];
+
+ fprintf(file, "## %s\n", cur_todolist->list_name);
+
+ for (int j = 0; j < cur_todolist->item_count; j++) {
+ TodoItem* cur_todoitem = cur_todolist->item_list[j];
+
+ fprintf(file, "### %s\n", cur_todoitem->item_name);
+
+ /* bug rn, for some reason date is being written as description too */
+ if (strlen(cur_todoitem->description) > 0) {
+ fprintf(file, "> %s\n", cur_todoitem->description);
+ }
+ if (strlen(cur_todoitem->due) > 0) {
+ fprintf(file, "**%s**\n", cur_todoitem->due);
+ }
+
+ for (int k = 0; k < cur_todoitem->subtask_count; k++) {
+ SubTask* cursubtask = cur_todoitem->subtask_list[k];
+
+ char done_char = (cursubtask->done == SubTaskState_done) ? 'X' : ' ';
+ fprintf(file, "- [%c] %s\n", done_char, cursubtask->subtask_name);
+
+ }
+
+ }
- input_file = fopen("test_board.md", "r");
- if (!input_file) {
- printf("Something went wrong opening file");
- return 1;
}
- parse(input_file, &todo_length);
+ fclose(file);
- return 0;
+ return 0;
}
-/* TodoItem** */
+/* others */
void
-parse(FILE* file, int* length)
+log_todo(Board* board)
{
- TodoItem** out_arr;
- int out_len;
- char* lineptr;
- size_t len;
- ssize_t nread;
-
- out_arr = NULL;
- out_len = 0;
- lineptr = NULL;
- len = 0;
-
- while ((nread = getline(&lineptr, &len, file)) != -1) {
-
- lineptr[strcspn(lineptr, "\n")] = 0; // remove newline
-
- if (strcmp(lineptr, "") == 0) {
- printf("found empty line\n");
- lineptr = NULL;
- continue;
- }
-
- // found a task
- if (strlen(lineptr) > 3 && strncmp(lineptr, task_md, 3) == 0) {
- printf("found_task\n");
- lineptr = NULL;
- continue;
+ for (int i = 0; i < board->todolist_count; i++) {
+ TodoList* todolist;
+ printf("List =-=-=-=-=-==-=-=-=-=-=-\n");
+ todolist = board->todolist_list[i];
+ printf("List name: %s\n", todolist->list_name);
+ printf("Num of items: %d\n", todolist->item_count);
+
+ for (int j = 0; j < todolist->item_count; j++) {
+ TodoItem* todoitem;
+ printf("Item =-=-=-=-=-\n");
+ todoitem = todolist->item_list[j];
+ printf("Item name: %s\n", todoitem->item_name);
+ printf("Description: %s\n", todoitem->description);
+ printf("Num of subtasks: %d\n", todoitem->subtask_count);
+
+ for (int k = 0; k < todoitem->subtask_count; k++) {
+ SubTask* subtask;
+ int done;
+
+ subtask = todoitem->subtask_list[k];
+ printf("Subtask: %s, %d\n", subtask->subtask_name, subtask->done);
+ }
}
+ }
+}
+int
+free_board(Board* board)
+{ // all the fields are being leaked rn
+
+ for (int i = 0; i < board->todolist_count; i++) {
+ TodoList* cur_todolist = board->todolist_list[i];
+
+ /* free(cur_todolist->list_name); */
-
+ for (int j = 0; j < cur_todolist->item_count; j++) {
+ TodoItem* cur_todoitem = cur_todolist->item_list[j];
- /* out_arr = realloc(out_arr, (sizeof(char*))*out_len); // bad to keep resizing? */
+ /* free(cur_todoitem->item_name); */
+ /* free(cur_todoitem->description); */
+ /* free(cur_todoitem->due); */
- /* out_arr[out_len-1] = lineptr; */
+ /* free subtask later too */
+ for (int k = 0; k < cur_todoitem->subtask_count; k++) {
+ SubTask* cur_subtask = cur_todoitem->subtask_list[k];
- lineptr = NULL;
+ /* free(cur_subtask->subtask_name); */
+ free(cur_subtask);
+
+ }
+
+ free(cur_todoitem);
+ }
+
+ free(cur_todolist);
}
-
- *length = out_len;
- /* return out_arr; */
+
+ /* free(board->board_name); */
+ free(board);
+
+ return 0;
}