From bbae8d19b0ee88f7b6d9653fd783cb484b70169c Mon Sep 17 00:00:00 2001
From: Ben Winston
Date: Tue, 28 May 2024 22:08:17 -0400
Subject: convert 'on' to use list of strings

---
 booki.c | 87 +++++++++++------------------------------------------------------
 1 file changed, 14 insertions(+), 73 deletions(-)

(limited to 'booki.c')

diff --git a/booki.c b/booki.c
index 95669b8..35857ed 100644
--- a/booki.c
+++ b/booki.c
@@ -50,12 +50,8 @@ struct Book {
     struct es isbn;
     struct es language;
     struct es translator;
-    struct es on[5];
+    struct es on;
     int published;
-
-    // maybe?
-    //struct es authors[MAX_AUTHORS];
-    //struct es translators[MAX_TRANSLATORS];
 };
 
 void init_book(struct Book* book) {
@@ -67,8 +63,7 @@ void init_book(struct Book* book) {
     struct es language = { 7, "English", NULL };  // default language
     book->language = language;
     book->translator = default_es;
-    for (int i = 0; i < 5; i++)
-        book->on[i] = default_es;
+    book->on = default_es;
     book->published = 0;
 }
 
@@ -227,32 +222,9 @@ void parse_book(char* current_pos, struct Book* book) {
             book->id = id;
             current_pos = new_pos;
         } else if (ATTR_MATCH(attr, "on")) {
-            // this is always a list
-            // look until we hit the opening brace
-            SEEK_UNTIL(current_pos, '[');
-
-            current_pos++;  // go past opening brace
-
-            // loop past opening spaces
-            SEEK_WHILE(current_pos, ' ');
-
-            // so long as we keep seeing quotes, keep reading them
-            int on_count = 0;
-            struct es value;
-            while ((c = *current_pos) == '"') {
-                // read the string
-                value = parse_string(current_pos, &new_pos);
-                book->on[on_count] = value;
-                on_count++;
-                current_pos = new_pos;
-
-                // go past any commas or opening spaces
-                SEEK_WHILE(current_pos, ' ');
-                if (*current_pos != ',')
-                    break;
-
-                SEEK_UNTIL(current_pos, '"');
-            }
+            struct es on = parse_strings(current_pos, &new_pos);
+            book->on = on;
+            current_pos = new_pos;
         }
 
         // go to (and then past) the newline
@@ -439,19 +411,10 @@ void print_book(struct Book book, bool all_fields) {
         if (book.published) {
             printf(intfmt, "published", book.published);
         }
-
-        int on_count = 0;
-        struct es tmp = book.on[on_count];
-        while (tmp.len != 0) {
-            if (on_count == 0)
-                printf(" - %s: [ %.*s", "on", tmp.len, tmp.ptr);
-            else
-                printf(", %.*s", tmp.len, tmp.ptr);
-            on_count++;
-            tmp = book.on[on_count];
+        if (book.on.ptr) {
+            size = concat_es_print(&(book.on), str);
+            printf(esfmt, "on", size, str);
         }
-        if (on_count != 0)
-            printf(" ]\n");
     }
 }
 
@@ -494,23 +457,10 @@ void write_book(struct Book book, FILE *output) {
         size += concat_es_toml(&(book.translator), str + size);
         fwrite(str, 1, size, output);
     }
-
-    int on_count = 0;
-    int str_offset = 0;
-    struct es tmp = book.on[on_count];
-    if (tmp.len != 0) {
-        // got at least one book
-        str_offset += sprintf(str, "on = [ ");
-        while (tmp.len != 0) {
-            if (on_count != 0)
-                str_offset += sprintf(str + str_offset, ", ");
-
-            str_offset += sprintf(str + str_offset, "\"%.*s\"", tmp.len, tmp.ptr);
-            on_count++;
-            tmp = book.on[on_count];
-        }
-        str_offset += sprintf(str + str_offset, " ]\n");
-        fwrite(str, 1, str_offset, output);
+    if (book.on.ptr) {
+        size = sprintf(str, "on = ");
+        size += concat_es_toml(&(book.on), str + size);
+        fwrite(str, 1, size, output);
     }
 
     fwrite("\n", 1, 1, output); // trailing newline between books
@@ -553,6 +503,7 @@ void free_book(struct Book book) {
     free_es(book.author.next);
     free_es(book.translator.next);
     free_es(book.language.next);
+    free_es(book.on.next);
 }
 
 void search(int argc, char* argv[], char* booki_file) {
@@ -596,18 +547,8 @@ void search(int argc, char* argv[], char* booki_file) {
                 if (!regex_match(search_opts.args[i], book.language))
                     break;
             } else if (ATTR_MATCH(field, "on")) {
-                int cnt = 0;
-                struct es tmp = book.on[cnt];
-                bool match = false;
-                while (tmp.len != 0) {
-                    if (regex_match(search_opts.args[i], tmp))
-                        match = true;
-                    cnt++;
-                    tmp = book.on[cnt];
-                }
-                if (!match)
+                if (!regex_match(search_opts.args[i], book.on))
                     break;
-
             } else {
                 printf("unsupported field: %s\n", field);
                 break;
-- 
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